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1 | /* | ||
2 | * This file is part of FFmpeg. | ||
3 | * | ||
4 | * FFmpeg is free software; you can redistribute it and/or | ||
5 | * modify it under the terms of the GNU Lesser General Public | ||
6 | * License as published by the Free Software Foundation; either | ||
7 | * version 2.1 of the License, or (at your option) any later version. | ||
8 | * | ||
9 | * FFmpeg is distributed in the hope that it will be useful, | ||
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
12 | * Lesser General Public License for more details. | ||
13 | * | ||
14 | * You should have received a copy of the GNU Lesser General Public | ||
15 | * License along with FFmpeg; if not, write to the Free Software | ||
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
17 | */ | ||
18 | |||
19 | #include <float.h> | ||
20 | #include <stdint.h> | ||
21 | |||
22 | #include "ffmpeg.h" | ||
23 | #include "ffmpeg_sched.h" | ||
24 | #include "ffmpeg_utils.h" | ||
25 | |||
26 | #include "libavutil/avassert.h" | ||
27 | #include "libavutil/avstring.h" | ||
28 | #include "libavutil/display.h" | ||
29 | #include "libavutil/error.h" | ||
30 | #include "libavutil/intreadwrite.h" | ||
31 | #include "libavutil/mem.h" | ||
32 | #include "libavutil/opt.h" | ||
33 | #include "libavutil/parseutils.h" | ||
34 | #include "libavutil/pixdesc.h" | ||
35 | #include "libavutil/time.h" | ||
36 | #include "libavutil/timestamp.h" | ||
37 | |||
38 | #include "libavcodec/bsf.h" | ||
39 | #include "libavcodec/packet.h" | ||
40 | |||
41 | #include "libavformat/avformat.h" | ||
42 | |||
43 | typedef struct DemuxStream { | ||
44 | InputStream ist; | ||
45 | |||
46 | // name used for logging | ||
47 | char log_name[32]; | ||
48 | |||
49 | int sch_idx_stream; | ||
50 | int sch_idx_dec; | ||
51 | |||
52 | double ts_scale; | ||
53 | |||
54 | /* non zero if the packets must be decoded in 'raw_fifo', see DECODING_FOR_* */ | ||
55 | int decoding_needed; | ||
56 | #define DECODING_FOR_OST 1 | ||
57 | #define DECODING_FOR_FILTER 2 | ||
58 | |||
59 | /* true if stream data should be discarded */ | ||
60 | int discard; | ||
61 | |||
62 | // scheduler returned EOF for this stream | ||
63 | int finished; | ||
64 | |||
65 | int streamcopy_needed; | ||
66 | int have_sub2video; | ||
67 | int reinit_filters; | ||
68 | int autorotate; | ||
69 | int apply_cropping; | ||
70 | int drop_changed; | ||
71 | |||
72 | |||
73 | int wrap_correction_done; | ||
74 | int saw_first_ts; | ||
75 | /// dts of the first packet read for this stream (in AV_TIME_BASE units) | ||
76 | int64_t first_dts; | ||
77 | |||
78 | /* predicted dts of the next packet read for this stream or (when there are | ||
79 | * several frames in a packet) of the next frame in current packet (in AV_TIME_BASE units) */ | ||
80 | int64_t next_dts; | ||
81 | /// dts of the last packet read for this stream (in AV_TIME_BASE units) | ||
82 | int64_t dts; | ||
83 | |||
84 | const AVCodecDescriptor *codec_desc; | ||
85 | |||
86 | AVDictionary *decoder_opts; | ||
87 | DecoderOpts dec_opts; | ||
88 | char dec_name[16]; | ||
89 | // decoded media properties, as estimated by opening the decoder | ||
90 | AVFrame *decoded_params; | ||
91 | |||
92 | AVBSFContext *bsf; | ||
93 | |||
94 | /* number of packets successfully read for this stream */ | ||
95 | uint64_t nb_packets; | ||
96 | // combined size of all the packets read | ||
97 | uint64_t data_size; | ||
98 | // latest wallclock time at which packet reading resumed after a stall - used for readrate | ||
99 | int64_t resume_wc; | ||
100 | // timestamp of first packet sent after the latest stall - used for readrate | ||
101 | int64_t resume_pts; | ||
102 | // measure of how far behind packet reading is against spceified readrate | ||
103 | int64_t lag; | ||
104 | } DemuxStream; | ||
105 | |||
106 | typedef struct Demuxer { | ||
107 | InputFile f; | ||
108 | |||
109 | // name used for logging | ||
110 | char log_name[32]; | ||
111 | |||
112 | int64_t wallclock_start; | ||
113 | |||
114 | /** | ||
115 | * Extra timestamp offset added by discontinuity handling. | ||
116 | */ | ||
117 | int64_t ts_offset_discont; | ||
118 | int64_t last_ts; | ||
119 | |||
120 | int64_t recording_time; | ||
121 | int accurate_seek; | ||
122 | |||
123 | /* number of times input stream should be looped */ | ||
124 | int loop; | ||
125 | int have_audio_dec; | ||
126 | /* duration of the looped segment of the input file */ | ||
127 | Timestamp duration; | ||
128 | /* pts with the smallest/largest values ever seen */ | ||
129 | Timestamp min_pts; | ||
130 | Timestamp max_pts; | ||
131 | |||
132 | /* number of streams that the user was warned of */ | ||
133 | int nb_streams_warn; | ||
134 | |||
135 | float readrate; | ||
136 | double readrate_initial_burst; | ||
137 | float readrate_catchup; | ||
138 | |||
139 | Scheduler *sch; | ||
140 | |||
141 | AVPacket *pkt_heartbeat; | ||
142 | |||
143 | int read_started; | ||
144 | int nb_streams_used; | ||
145 | int nb_streams_finished; | ||
146 | } Demuxer; | ||
147 | |||
148 | typedef struct DemuxThreadContext { | ||
149 | // packet used for reading from the demuxer | ||
150 | AVPacket *pkt_demux; | ||
151 | // packet for reading from BSFs | ||
152 | AVPacket *pkt_bsf; | ||
153 | } DemuxThreadContext; | ||
154 | |||
155 | 1909924 | static DemuxStream *ds_from_ist(InputStream *ist) | |
156 | { | ||
157 | 1909924 | return (DemuxStream*)ist; | |
158 | } | ||
159 | |||
160 | 21901 | static Demuxer *demuxer_from_ifile(InputFile *f) | |
161 | { | ||
162 | 21901 | return (Demuxer*)f; | |
163 | } | ||
164 | |||
165 | 56 | InputStream *ist_find_unused(enum AVMediaType type) | |
166 | { | ||
167 |
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75 | for (InputStream *ist = ist_iter(NULL); ist; ist = ist_iter(ist)) { |
168 | 75 | DemuxStream *ds = ds_from_ist(ist); | |
169 |
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75 | if (ist->par->codec_type == type && ds->discard && |
170 |
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56 | ist->user_set_discard != AVDISCARD_ALL) |
171 | 56 | return ist; | |
172 | } | ||
173 | ✗ | return NULL; | |
174 | } | ||
175 | |||
176 | 9783 | static void report_new_stream(Demuxer *d, const AVPacket *pkt) | |
177 | { | ||
178 | 9783 | const AVStream *st = d->f.ctx->streams[pkt->stream_index]; | |
179 | |||
180 |
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9783 | if (pkt->stream_index < d->nb_streams_warn) |
181 | 9783 | return; | |
182 | ✗ | av_log(d, AV_LOG_WARNING, | |
183 | "New %s stream with index %d at pos:%"PRId64" and DTS:%ss\n", | ||
184 | ✗ | av_get_media_type_string(st->codecpar->codec_type), | |
185 | ✗ | pkt->stream_index, pkt->pos, av_ts2timestr(pkt->dts, &st->time_base)); | |
186 | ✗ | d->nb_streams_warn = pkt->stream_index + 1; | |
187 | } | ||
188 | |||
189 | 11 | static int seek_to_start(Demuxer *d, Timestamp end_pts) | |
190 | { | ||
191 | 11 | InputFile *ifile = &d->f; | |
192 | 11 | AVFormatContext *is = ifile->ctx; | |
193 | int ret; | ||
194 | |||
195 | 11 | ret = avformat_seek_file(is, -1, INT64_MIN, is->start_time, is->start_time, 0); | |
196 |
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11 | if (ret < 0) |
197 | ✗ | return ret; | |
198 | |||
199 |
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11 | if (end_pts.ts != AV_NOPTS_VALUE && |
200 |
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6 | (d->max_pts.ts == AV_NOPTS_VALUE || |
201 | 3 | av_compare_ts(d->max_pts.ts, d->max_pts.tb, end_pts.ts, end_pts.tb) < 0)) | |
202 | 3 | d->max_pts = end_pts; | |
203 | |||
204 |
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11 | if (d->max_pts.ts != AV_NOPTS_VALUE) { |
205 |
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11 | int64_t min_pts = d->min_pts.ts == AV_NOPTS_VALUE ? 0 : d->min_pts.ts; |
206 | 11 | d->duration.ts = d->max_pts.ts - av_rescale_q(min_pts, d->min_pts.tb, d->max_pts.tb); | |
207 | } | ||
208 | 11 | d->duration.tb = d->max_pts.tb; | |
209 | |||
210 |
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11 | if (d->loop > 0) |
211 | 11 | d->loop--; | |
212 | |||
213 | 11 | return ret; | |
214 | } | ||
215 | |||
216 | 430456 | static void ts_discontinuity_detect(Demuxer *d, InputStream *ist, | |
217 | AVPacket *pkt) | ||
218 | { | ||
219 | 430456 | InputFile *ifile = &d->f; | |
220 | 430456 | DemuxStream *ds = ds_from_ist(ist); | |
221 | 430456 | const int fmt_is_discont = ifile->ctx->iformat->flags & AVFMT_TS_DISCONT; | |
222 | 430456 | int disable_discontinuity_correction = copy_ts; | |
223 | 430456 | int64_t pkt_dts = av_rescale_q_rnd(pkt->dts, pkt->time_base, AV_TIME_BASE_Q, | |
224 | AV_ROUND_NEAR_INF | AV_ROUND_PASS_MINMAX); | ||
225 | |||
226 |
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430456 | if (copy_ts && ds->next_dts != AV_NOPTS_VALUE && |
227 |
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73 | fmt_is_discont && ist->st->pts_wrap_bits < 60) { |
228 | ✗ | int64_t wrap_dts = av_rescale_q_rnd(pkt->dts + (1LL<<ist->st->pts_wrap_bits), | |
229 | ✗ | pkt->time_base, AV_TIME_BASE_Q, | |
230 | AV_ROUND_NEAR_INF|AV_ROUND_PASS_MINMAX); | ||
231 | ✗ | if (FFABS(wrap_dts - ds->next_dts) < FFABS(pkt_dts - ds->next_dts)/10) | |
232 | ✗ | disable_discontinuity_correction = 0; | |
233 | } | ||
234 | |||
235 |
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853793 | if (ds->next_dts != AV_NOPTS_VALUE && !disable_discontinuity_correction) { |
236 | 423337 | int64_t delta = pkt_dts - ds->next_dts; | |
237 |
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423337 | if (fmt_is_discont) { |
238 |
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22670 | if (FFABS(delta) > 1LL * dts_delta_threshold * AV_TIME_BASE || |
239 |
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22587 | pkt_dts + AV_TIME_BASE/10 < ds->dts) { |
240 | 91 | d->ts_offset_discont -= delta; | |
241 | 91 | av_log(ist, AV_LOG_WARNING, | |
242 | "timestamp discontinuity " | ||
243 | "(stream id=%d): %"PRId64", new offset= %"PRId64"\n", | ||
244 | 91 | ist->st->id, delta, d->ts_offset_discont); | |
245 | 91 | pkt->dts -= av_rescale_q(delta, AV_TIME_BASE_Q, pkt->time_base); | |
246 |
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91 | if (pkt->pts != AV_NOPTS_VALUE) |
247 | 91 | pkt->pts -= av_rescale_q(delta, AV_TIME_BASE_Q, pkt->time_base); | |
248 | } | ||
249 | } else { | ||
250 |
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400667 | if (FFABS(delta) > 1LL * dts_error_threshold * AV_TIME_BASE) { |
251 | ✗ | av_log(ist, AV_LOG_WARNING, | |
252 | "DTS %"PRId64", next:%"PRId64" st:%d invalid dropping\n", | ||
253 | pkt->dts, ds->next_dts, pkt->stream_index); | ||
254 | ✗ | pkt->dts = AV_NOPTS_VALUE; | |
255 | } | ||
256 |
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400667 | if (pkt->pts != AV_NOPTS_VALUE){ |
257 | 398559 | int64_t pkt_pts = av_rescale_q(pkt->pts, pkt->time_base, AV_TIME_BASE_Q); | |
258 | 398559 | delta = pkt_pts - ds->next_dts; | |
259 |
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398559 | if (FFABS(delta) > 1LL * dts_error_threshold * AV_TIME_BASE) { |
260 | ✗ | av_log(ist, AV_LOG_WARNING, | |
261 | "PTS %"PRId64", next:%"PRId64" invalid dropping st:%d\n", | ||
262 | pkt->pts, ds->next_dts, pkt->stream_index); | ||
263 | ✗ | pkt->pts = AV_NOPTS_VALUE; | |
264 | } | ||
265 | } | ||
266 | } | ||
267 |
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7119 | } else if (ds->next_dts == AV_NOPTS_VALUE && !copy_ts && |
268 |
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116 | fmt_is_discont && d->last_ts != AV_NOPTS_VALUE) { |
269 | 116 | int64_t delta = pkt_dts - d->last_ts; | |
270 |
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116 | if (FFABS(delta) > 1LL * dts_delta_threshold * AV_TIME_BASE) { |
271 | ✗ | d->ts_offset_discont -= delta; | |
272 | ✗ | av_log(ist, AV_LOG_DEBUG, | |
273 | "Inter stream timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", | ||
274 | delta, d->ts_offset_discont); | ||
275 | ✗ | pkt->dts -= av_rescale_q(delta, AV_TIME_BASE_Q, pkt->time_base); | |
276 | ✗ | if (pkt->pts != AV_NOPTS_VALUE) | |
277 | ✗ | pkt->pts -= av_rescale_q(delta, AV_TIME_BASE_Q, pkt->time_base); | |
278 | } | ||
279 | } | ||
280 | |||
281 | 430456 | d->last_ts = av_rescale_q(pkt->dts, pkt->time_base, AV_TIME_BASE_Q); | |
282 | 430456 | } | |
283 | |||
284 | 476809 | static void ts_discontinuity_process(Demuxer *d, InputStream *ist, | |
285 | AVPacket *pkt) | ||
286 | { | ||
287 | 476809 | int64_t offset = av_rescale_q(d->ts_offset_discont, AV_TIME_BASE_Q, | |
288 | pkt->time_base); | ||
289 | |||
290 | // apply previously-detected timestamp-discontinuity offset | ||
291 | // (to all streams, not just audio/video) | ||
292 |
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476809 | if (pkt->dts != AV_NOPTS_VALUE) |
293 | 433160 | pkt->dts += offset; | |
294 |
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476809 | if (pkt->pts != AV_NOPTS_VALUE) |
295 | 431014 | pkt->pts += offset; | |
296 | |||
297 | // detect timestamp discontinuities for audio/video | ||
298 |
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476809 | if ((ist->par->codec_type == AVMEDIA_TYPE_VIDEO || |
299 |
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282196 | ist->par->codec_type == AVMEDIA_TYPE_AUDIO) && |
300 |
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474101 | pkt->dts != AV_NOPTS_VALUE) |
301 | 430456 | ts_discontinuity_detect(d, ist, pkt); | |
302 | 476809 | } | |
303 | |||
304 | 476809 | static int ist_dts_update(DemuxStream *ds, AVPacket *pkt, FrameData *fd) | |
305 | { | ||
306 | 476809 | InputStream *ist = &ds->ist; | |
307 | 476809 | const AVCodecParameters *par = ist->par; | |
308 | |||
309 |
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476809 | if (!ds->saw_first_ts) { |
310 | 7549 | ds->first_dts = | |
311 |
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7549 | ds->dts = ist->st->avg_frame_rate.num ? - ist->par->video_delay * AV_TIME_BASE / av_q2d(ist->st->avg_frame_rate) : 0; |
312 |
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7549 | if (pkt->pts != AV_NOPTS_VALUE) { |
313 | 6953 | ds->first_dts = | |
314 | 6953 | ds->dts += av_rescale_q(pkt->pts, pkt->time_base, AV_TIME_BASE_Q); | |
315 | } | ||
316 | 7549 | ds->saw_first_ts = 1; | |
317 | } | ||
318 | |||
319 |
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476809 | if (ds->next_dts == AV_NOPTS_VALUE) |
320 | 7549 | ds->next_dts = ds->dts; | |
321 | |||
322 |
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476809 | if (pkt->dts != AV_NOPTS_VALUE) |
323 | 433160 | ds->next_dts = ds->dts = av_rescale_q(pkt->dts, pkt->time_base, AV_TIME_BASE_Q); | |
324 | |||
325 | 476809 | ds->dts = ds->next_dts; | |
326 |
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476809 | switch (par->codec_type) { |
327 | 279488 | case AVMEDIA_TYPE_AUDIO: | |
328 | av_assert1(pkt->duration >= 0); | ||
329 |
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279488 | if (par->sample_rate) { |
330 | 279488 | ds->next_dts += ((int64_t)AV_TIME_BASE * par->frame_size) / | |
331 | 279488 | par->sample_rate; | |
332 | } else { | ||
333 | ✗ | ds->next_dts += av_rescale_q(pkt->duration, pkt->time_base, AV_TIME_BASE_Q); | |
334 | } | ||
335 | 279488 | break; | |
336 | 194613 | case AVMEDIA_TYPE_VIDEO: | |
337 |
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194613 | if (ist->framerate.num) { |
338 | // TODO: Remove work-around for c99-to-c89 issue 7 | ||
339 | 747 | AVRational time_base_q = AV_TIME_BASE_Q; | |
340 | 747 | int64_t next_dts = av_rescale_q(ds->next_dts, time_base_q, av_inv_q(ist->framerate)); | |
341 | 747 | ds->next_dts = av_rescale_q(next_dts + 1, av_inv_q(ist->framerate), time_base_q); | |
342 |
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193866 | } else if (pkt->duration) { |
343 | 191572 | ds->next_dts += av_rescale_q(pkt->duration, pkt->time_base, AV_TIME_BASE_Q); | |
344 |
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2294 | } else if (ist->par->framerate.num != 0) { |
345 | 49 | AVRational field_rate = av_mul_q(ist->par->framerate, | |
346 | 49 | (AVRational){ 2, 1 }); | |
347 | 49 | int fields = 2; | |
348 | |||
349 |
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49 | if (ds->codec_desc && |
350 |
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73 | (ds->codec_desc->props & AV_CODEC_PROP_FIELDS) && |
351 | 24 | av_stream_get_parser(ist->st)) | |
352 | 14 | fields = 1 + av_stream_get_parser(ist->st)->repeat_pict; | |
353 | |||
354 | 49 | ds->next_dts += av_rescale_q(fields, av_inv_q(field_rate), AV_TIME_BASE_Q); | |
355 | } | ||
356 | 194613 | break; | |
357 | } | ||
358 | |||
359 | 476809 | fd->dts_est = ds->dts; | |
360 | |||
361 | 476809 | return 0; | |
362 | } | ||
363 | |||
364 | 476809 | static int ts_fixup(Demuxer *d, AVPacket *pkt, FrameData *fd) | |
365 | { | ||
366 | 476809 | InputFile *ifile = &d->f; | |
367 | 476809 | InputStream *ist = ifile->streams[pkt->stream_index]; | |
368 | 476809 | DemuxStream *ds = ds_from_ist(ist); | |
369 | 476809 | const int64_t start_time = ifile->start_time_effective; | |
370 | int64_t duration; | ||
371 | int ret; | ||
372 | |||
373 | 476809 | pkt->time_base = ist->st->time_base; | |
374 | |||
375 | #define SHOW_TS_DEBUG(tag_) \ | ||
376 | if (debug_ts) { \ | ||
377 | av_log(ist, AV_LOG_INFO, "%s -> ist_index:%d:%d type:%s " \ | ||
378 | "pkt_pts:%s pkt_pts_time:%s pkt_dts:%s pkt_dts_time:%s duration:%s duration_time:%s\n", \ | ||
379 | tag_, ifile->index, pkt->stream_index, \ | ||
380 | av_get_media_type_string(ist->st->codecpar->codec_type), \ | ||
381 | av_ts2str(pkt->pts), av_ts2timestr(pkt->pts, &pkt->time_base), \ | ||
382 | av_ts2str(pkt->dts), av_ts2timestr(pkt->dts, &pkt->time_base), \ | ||
383 | av_ts2str(pkt->duration), av_ts2timestr(pkt->duration, &pkt->time_base)); \ | ||
384 | } | ||
385 | |||
386 |
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476809 | SHOW_TS_DEBUG("demuxer"); |
387 | |||
388 |
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476809 | if (!ds->wrap_correction_done && start_time != AV_NOPTS_VALUE && |
389 |
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332135 | ist->st->pts_wrap_bits < 64) { |
390 | int64_t stime, stime2; | ||
391 | |||
392 | 377 | stime = av_rescale_q(start_time, AV_TIME_BASE_Q, pkt->time_base); | |
393 | 377 | stime2= stime + (1ULL<<ist->st->pts_wrap_bits); | |
394 | 377 | ds->wrap_correction_done = 1; | |
395 | |||
396 |
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377 | if(stime2 > stime && pkt->dts != AV_NOPTS_VALUE && pkt->dts > stime + (1LL<<(ist->st->pts_wrap_bits-1))) { |
397 | ✗ | pkt->dts -= 1ULL<<ist->st->pts_wrap_bits; | |
398 | ✗ | ds->wrap_correction_done = 0; | |
399 | } | ||
400 |
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377 | if(stime2 > stime && pkt->pts != AV_NOPTS_VALUE && pkt->pts > stime + (1LL<<(ist->st->pts_wrap_bits-1))) { |
401 | ✗ | pkt->pts -= 1ULL<<ist->st->pts_wrap_bits; | |
402 | ✗ | ds->wrap_correction_done = 0; | |
403 | } | ||
404 | } | ||
405 | |||
406 |
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476809 | if (pkt->dts != AV_NOPTS_VALUE) |
407 | 433160 | pkt->dts += av_rescale_q(ifile->ts_offset, AV_TIME_BASE_Q, pkt->time_base); | |
408 |
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476809 | if (pkt->pts != AV_NOPTS_VALUE) |
409 | 431014 | pkt->pts += av_rescale_q(ifile->ts_offset, AV_TIME_BASE_Q, pkt->time_base); | |
410 | |||
411 |
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476809 | if (pkt->pts != AV_NOPTS_VALUE) |
412 | 431014 | pkt->pts *= ds->ts_scale; | |
413 |
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476809 | if (pkt->dts != AV_NOPTS_VALUE) |
414 | 433160 | pkt->dts *= ds->ts_scale; | |
415 | |||
416 | 476809 | duration = av_rescale_q(d->duration.ts, d->duration.tb, pkt->time_base); | |
417 |
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476809 | if (pkt->pts != AV_NOPTS_VALUE) { |
418 | // audio decoders take precedence for estimating total file duration | ||
419 |
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431014 | int64_t pkt_duration = d->have_audio_dec ? 0 : pkt->duration; |
420 | |||
421 | 431014 | pkt->pts += duration; | |
422 | |||
423 | // update max/min pts that will be used to compute total file duration | ||
424 | // when using -stream_loop | ||
425 |
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855263 | if (d->max_pts.ts == AV_NOPTS_VALUE || |
426 | 424249 | av_compare_ts(d->max_pts.ts, d->max_pts.tb, | |
427 | 424249 | pkt->pts + pkt_duration, pkt->time_base) < 0) { | |
428 | 417771 | d->max_pts = (Timestamp){ .ts = pkt->pts + pkt_duration, | |
429 | 417771 | .tb = pkt->time_base }; | |
430 | } | ||
431 |
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855263 | if (d->min_pts.ts == AV_NOPTS_VALUE || |
432 | 424249 | av_compare_ts(d->min_pts.ts, d->min_pts.tb, | |
433 | pkt->pts, pkt->time_base) > 0) { | ||
434 | 6790 | d->min_pts = (Timestamp){ .ts = pkt->pts, | |
435 | 6790 | .tb = pkt->time_base }; | |
436 | } | ||
437 | } | ||
438 | |||
439 |
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476809 | if (pkt->dts != AV_NOPTS_VALUE) |
440 | 433160 | pkt->dts += duration; | |
441 | |||
442 |
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476809 | SHOW_TS_DEBUG("demuxer+tsfixup"); |
443 | |||
444 | // detect and try to correct for timestamp discontinuities | ||
445 | 476809 | ts_discontinuity_process(d, ist, pkt); | |
446 | |||
447 | // update estimated/predicted dts | ||
448 | 476809 | ret = ist_dts_update(ds, pkt, fd); | |
449 |
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476809 | if (ret < 0) |
450 | ✗ | return ret; | |
451 | |||
452 | 476809 | return 0; | |
453 | } | ||
454 | |||
455 | 476809 | static int input_packet_process(Demuxer *d, AVPacket *pkt, unsigned *send_flags) | |
456 | { | ||
457 | 476809 | InputFile *f = &d->f; | |
458 | 476809 | InputStream *ist = f->streams[pkt->stream_index]; | |
459 | 476809 | DemuxStream *ds = ds_from_ist(ist); | |
460 | FrameData *fd; | ||
461 | 476809 | int ret = 0; | |
462 | |||
463 | 476809 | fd = packet_data(pkt); | |
464 |
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476809 | if (!fd) |
465 | ✗ | return AVERROR(ENOMEM); | |
466 | |||
467 | 476809 | ret = ts_fixup(d, pkt, fd); | |
468 |
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476809 | if (ret < 0) |
469 | ✗ | return ret; | |
470 | |||
471 |
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476809 | if (d->recording_time != INT64_MAX) { |
472 | 236 | int64_t start_time = 0; | |
473 |
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236 | if (copy_ts) { |
474 |
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74 | start_time += f->start_time != AV_NOPTS_VALUE ? f->start_time : 0; |
475 |
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74 | start_time += start_at_zero ? 0 : f->start_time_effective; |
476 | } | ||
477 |
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236 | if (ds->dts >= d->recording_time + start_time) |
478 | 40 | *send_flags |= DEMUX_SEND_STREAMCOPY_EOF; | |
479 | } | ||
480 | |||
481 | 476809 | ds->data_size += pkt->size; | |
482 | 476809 | ds->nb_packets++; | |
483 | |||
484 | 476809 | fd->wallclock[LATENCY_PROBE_DEMUX] = av_gettime_relative(); | |
485 | |||
486 |
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476809 | if (debug_ts) { |
487 | ✗ | av_log(ist, AV_LOG_INFO, "demuxer+ffmpeg -> ist_index:%d:%d type:%s pkt_pts:%s pkt_pts_time:%s pkt_dts:%s pkt_dts_time:%s duration:%s duration_time:%s off:%s off_time:%s\n", | |
488 | f->index, pkt->stream_index, | ||
489 | ✗ | av_get_media_type_string(ist->par->codec_type), | |
490 | ✗ | av_ts2str(pkt->pts), av_ts2timestr(pkt->pts, &pkt->time_base), | |
491 | ✗ | av_ts2str(pkt->dts), av_ts2timestr(pkt->dts, &pkt->time_base), | |
492 | ✗ | av_ts2str(pkt->duration), av_ts2timestr(pkt->duration, &pkt->time_base), | |
493 | ✗ | av_ts2str(f->ts_offset), av_ts2timestr(f->ts_offset, &AV_TIME_BASE_Q)); | |
494 | } | ||
495 | |||
496 | 476809 | return 0; | |
497 | } | ||
498 | |||
499 | 216 | static void readrate_sleep(Demuxer *d) | |
500 | { | ||
501 | 216 | InputFile *f = &d->f; | |
502 | 432 | int64_t file_start = copy_ts * ( | |
503 |
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216 | (f->start_time_effective != AV_NOPTS_VALUE ? f->start_time_effective * !start_at_zero : 0) + |
504 |
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216 | (f->start_time != AV_NOPTS_VALUE ? f->start_time : 0) |
505 | ); | ||
506 | 216 | int64_t initial_burst = AV_TIME_BASE * d->readrate_initial_burst; | |
507 | 216 | int resume_warn = 0; | |
508 | |||
509 |
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432 | for (int i = 0; i < f->nb_streams; i++) { |
510 | 216 | InputStream *ist = f->streams[i]; | |
511 | 216 | DemuxStream *ds = ds_from_ist(ist); | |
512 | int64_t stream_ts_offset, pts, now, wc_elapsed, elapsed, lag, max_pts, limit_pts; | ||
513 | |||
514 |
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216 | if (ds->discard) continue; |
515 | |||
516 |
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216 | stream_ts_offset = FFMAX(ds->first_dts != AV_NOPTS_VALUE ? ds->first_dts : 0, file_start); |
517 | 216 | pts = av_rescale(ds->dts, 1000000, AV_TIME_BASE); | |
518 | 216 | now = av_gettime_relative(); | |
519 | 216 | wc_elapsed = now - d->wallclock_start; | |
520 | 216 | max_pts = stream_ts_offset + initial_burst + wc_elapsed * d->readrate; | |
521 | 216 | lag = FFMAX(max_pts - pts, 0); | |
522 |
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216 | if ( (!ds->lag && lag > 0.3 * AV_TIME_BASE) || ( lag > ds->lag + 0.3 * AV_TIME_BASE) ) { |
523 | 1 | ds->lag = lag; | |
524 | 1 | ds->resume_wc = now; | |
525 | 1 | ds->resume_pts = pts; | |
526 | 1 | av_log_once(ds, AV_LOG_WARNING, AV_LOG_DEBUG, &resume_warn, | |
527 | "Resumed reading at pts %0.3f with rate %0.3f after a lag of %0.3fs\n", | ||
528 | 1 | (float)pts/AV_TIME_BASE, d->readrate_catchup, (float)lag/AV_TIME_BASE); | |
529 | } | ||
530 |
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216 | if (ds->lag && !lag) |
531 | ✗ | ds->lag = ds->resume_wc = ds->resume_pts = 0; | |
532 |
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216 | if (ds->resume_wc) { |
533 | 216 | elapsed = now - ds->resume_wc; | |
534 | 216 | limit_pts = ds->resume_pts + elapsed * d->readrate_catchup; | |
535 | } else { | ||
536 | ✗ | elapsed = wc_elapsed; | |
537 | ✗ | limit_pts = max_pts; | |
538 | } | ||
539 | |||
540 |
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216 | if (pts > limit_pts) |
541 | 215 | av_usleep(pts - limit_pts); | |
542 | } | ||
543 | 216 | } | |
544 | |||
545 | 477757 | static int do_send(Demuxer *d, DemuxStream *ds, AVPacket *pkt, unsigned flags, | |
546 | const char *pkt_desc) | ||
547 | { | ||
548 | int ret; | ||
549 | |||
550 | 477757 | pkt->stream_index = ds->sch_idx_stream; | |
551 | |||
552 | 477757 | ret = sch_demux_send(d->sch, d->f.index, pkt, flags); | |
553 |
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477757 | if (ret == AVERROR_EOF) { |
554 | 3315 | av_packet_unref(pkt); | |
555 | |||
556 | 3315 | av_log(ds, AV_LOG_VERBOSE, "All consumers of this stream are done\n"); | |
557 | 3315 | ds->finished = 1; | |
558 | |||
559 |
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3315 | if (++d->nb_streams_finished == d->nb_streams_used) { |
560 | 3284 | av_log(d, AV_LOG_VERBOSE, "All consumers are done\n"); | |
561 | 3284 | return AVERROR_EOF; | |
562 | } | ||
563 |
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474442 | } else if (ret < 0) { |
564 |
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283 | if (ret != AVERROR_EXIT) |
565 | ✗ | av_log(d, AV_LOG_ERROR, | |
566 | "Unable to send %s packet to consumers: %s\n", | ||
567 | ✗ | pkt_desc, av_err2str(ret)); | |
568 | 283 | return ret; | |
569 | } | ||
570 | |||
571 | 474190 | return 0; | |
572 | } | ||
573 | |||
574 | 476812 | static int demux_send(Demuxer *d, DemuxThreadContext *dt, DemuxStream *ds, | |
575 | AVPacket *pkt, unsigned flags) | ||
576 | { | ||
577 | 476812 | InputFile *f = &d->f; | |
578 | int ret; | ||
579 | |||
580 | // pkt can be NULL only when flushing BSFs | ||
581 |
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476812 | av_assert0(ds->bsf || pkt); |
582 | |||
583 | // send heartbeat for sub2video streams | ||
584 |
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476812 | if (d->pkt_heartbeat && pkt && pkt->pts != AV_NOPTS_VALUE) { |
585 |
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5280 | for (int i = 0; i < f->nb_streams; i++) { |
586 | 4332 | DemuxStream *ds1 = ds_from_ist(f->streams[i]); | |
587 | |||
588 |
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4332 | if (ds1->finished || !ds1->have_sub2video) |
589 | 3384 | continue; | |
590 | |||
591 | 948 | d->pkt_heartbeat->pts = pkt->pts; | |
592 | 948 | d->pkt_heartbeat->time_base = pkt->time_base; | |
593 | 948 | d->pkt_heartbeat->opaque = (void*)(intptr_t)PKT_OPAQUE_SUB_HEARTBEAT; | |
594 | |||
595 | 948 | ret = do_send(d, ds1, d->pkt_heartbeat, 0, "heartbeat"); | |
596 |
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948 | if (ret < 0) |
597 | ✗ | return ret; | |
598 | } | ||
599 | } | ||
600 | |||
601 |
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476812 | if (ds->bsf) { |
602 |
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30 | if (pkt) |
603 | 27 | av_packet_rescale_ts(pkt, pkt->time_base, ds->bsf->time_base_in); | |
604 | |||
605 | 30 | ret = av_bsf_send_packet(ds->bsf, pkt); | |
606 |
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30 | if (ret < 0) { |
607 | ✗ | if (pkt) | |
608 | ✗ | av_packet_unref(pkt); | |
609 | ✗ | av_log(ds, AV_LOG_ERROR, "Error submitting a packet for filtering: %s\n", | |
610 | ✗ | av_err2str(ret)); | |
611 | ✗ | return ret; | |
612 | } | ||
613 | |||
614 | while (1) { | ||
615 | 56 | ret = av_bsf_receive_packet(ds->bsf, dt->pkt_bsf); | |
616 |
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56 | if (ret == AVERROR(EAGAIN)) |
617 | 26 | return 0; | |
618 |
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30 | else if (ret < 0) { |
619 |
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3 | if (ret != AVERROR_EOF) |
620 | ✗ | av_log(ds, AV_LOG_ERROR, | |
621 | "Error applying bitstream filters to a packet: %s\n", | ||
622 | ✗ | av_err2str(ret)); | |
623 | 3 | return ret; | |
624 | } | ||
625 | |||
626 | 27 | dt->pkt_bsf->time_base = ds->bsf->time_base_out; | |
627 | |||
628 | 27 | ret = do_send(d, ds, dt->pkt_bsf, 0, "filtered"); | |
629 |
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27 | if (ret < 0) { |
630 | 1 | av_packet_unref(dt->pkt_bsf); | |
631 | 1 | return ret; | |
632 | } | ||
633 | } | ||
634 | } else { | ||
635 | 476782 | ret = do_send(d, ds, pkt, flags, "demuxed"); | |
636 |
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476782 | if (ret < 0) |
637 | 3566 | return ret; | |
638 | } | ||
639 | |||
640 | 473216 | return 0; | |
641 | } | ||
642 | |||
643 | 3744 | static int demux_bsf_flush(Demuxer *d, DemuxThreadContext *dt) | |
644 | { | ||
645 | 3744 | InputFile *f = &d->f; | |
646 | int ret; | ||
647 | |||
648 |
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7994 | for (unsigned i = 0; i < f->nb_streams; i++) { |
649 | 4250 | DemuxStream *ds = ds_from_ist(f->streams[i]); | |
650 | |||
651 |
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4250 | if (!ds->bsf) |
652 | 4247 | continue; | |
653 | |||
654 | 3 | ret = demux_send(d, dt, ds, NULL, 0); | |
655 |
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3 | ret = (ret == AVERROR_EOF) ? 0 : (ret < 0) ? ret : AVERROR_BUG; |
656 |
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3 | if (ret < 0) { |
657 | ✗ | av_log(ds, AV_LOG_ERROR, "Error flushing BSFs: %s\n", | |
658 | ✗ | av_err2str(ret)); | |
659 | ✗ | return ret; | |
660 | } | ||
661 | |||
662 | 3 | av_bsf_flush(ds->bsf); | |
663 | } | ||
664 | |||
665 | 3744 | return 0; | |
666 | } | ||
667 | |||
668 | 7300 | static void discard_unused_programs(InputFile *ifile) | |
669 | { | ||
670 |
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7342 | for (int j = 0; j < ifile->ctx->nb_programs; j++) { |
671 | 42 | AVProgram *p = ifile->ctx->programs[j]; | |
672 | 42 | int discard = AVDISCARD_ALL; | |
673 | |||
674 |
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57 | for (int k = 0; k < p->nb_stream_indexes; k++) { |
675 | 57 | DemuxStream *ds = ds_from_ist(ifile->streams[p->stream_index[k]]); | |
676 | |||
677 |
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57 | if (!ds->discard) { |
678 | 42 | discard = AVDISCARD_DEFAULT; | |
679 | 42 | break; | |
680 | } | ||
681 | } | ||
682 | 42 | p->discard = discard; | |
683 | } | ||
684 | 7300 | } | |
685 | |||
686 | 7300 | static void thread_set_name(InputFile *f) | |
687 | { | ||
688 | char name[16]; | ||
689 | 7300 | snprintf(name, sizeof(name), "dmx%d:%s", f->index, f->ctx->iformat->name); | |
690 | 7300 | ff_thread_setname(name); | |
691 | 7300 | } | |
692 | |||
693 | 7300 | static void demux_thread_uninit(DemuxThreadContext *dt) | |
694 | { | ||
695 | 7300 | av_packet_free(&dt->pkt_demux); | |
696 | 7300 | av_packet_free(&dt->pkt_bsf); | |
697 | |||
698 | 7300 | memset(dt, 0, sizeof(*dt)); | |
699 | 7300 | } | |
700 | |||
701 | 7300 | static int demux_thread_init(DemuxThreadContext *dt) | |
702 | { | ||
703 | 7300 | memset(dt, 0, sizeof(*dt)); | |
704 | |||
705 | 7300 | dt->pkt_demux = av_packet_alloc(); | |
706 |
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7300 | if (!dt->pkt_demux) |
707 | ✗ | return AVERROR(ENOMEM); | |
708 | |||
709 | 7300 | dt->pkt_bsf = av_packet_alloc(); | |
710 |
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7300 | if (!dt->pkt_bsf) |
711 | ✗ | return AVERROR(ENOMEM); | |
712 | |||
713 | 7300 | return 0; | |
714 | } | ||
715 | |||
716 | 7300 | static int input_thread(void *arg) | |
717 | { | ||
718 | 7300 | Demuxer *d = arg; | |
719 | 7300 | InputFile *f = &d->f; | |
720 | |||
721 | DemuxThreadContext dt; | ||
722 | |||
723 | 7300 | int ret = 0; | |
724 | |||
725 | 7300 | ret = demux_thread_init(&dt); | |
726 |
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7300 | if (ret < 0) |
727 | ✗ | goto finish; | |
728 | |||
729 | 7300 | thread_set_name(f); | |
730 | |||
731 | 7300 | discard_unused_programs(f); | |
732 | |||
733 | 7300 | d->read_started = 1; | |
734 | 7300 | d->wallclock_start = av_gettime_relative(); | |
735 | |||
736 | 483037 | while (1) { | |
737 | DemuxStream *ds; | ||
738 | 490337 | unsigned send_flags = 0; | |
739 | |||
740 | 490337 | ret = av_read_frame(f->ctx, dt.pkt_demux); | |
741 | |||
742 |
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|
490337 | if (ret == AVERROR(EAGAIN)) { |
743 | 1 | av_usleep(10000); | |
744 | 9795 | continue; | |
745 | } | ||
746 |
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|
490336 | if (ret < 0) { |
747 | int ret_bsf; | ||
748 | |||
749 |
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|
3744 | if (ret == AVERROR_EOF) |
750 | 3686 | av_log(d, AV_LOG_VERBOSE, "EOF while reading input\n"); | |
751 | else { | ||
752 | 58 | av_log(d, AV_LOG_ERROR, "Error during demuxing: %s\n", | |
753 | 58 | av_err2str(ret)); | |
754 |
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|
58 | ret = exit_on_error ? ret : 0; |
755 | } | ||
756 | |||
757 | 3744 | ret_bsf = demux_bsf_flush(d, &dt); | |
758 |
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|
3744 | ret = err_merge(ret == AVERROR_EOF ? 0 : ret, ret_bsf); |
759 | |||
760 |
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|
3744 | if (d->loop) { |
761 | /* signal looping to our consumers */ | ||
762 | 11 | dt.pkt_demux->stream_index = -1; | |
763 | 11 | ret = sch_demux_send(d->sch, f->index, dt.pkt_demux, 0); | |
764 |
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|
11 | if (ret >= 0) |
765 | 11 | ret = seek_to_start(d, (Timestamp){ .ts = dt.pkt_demux->pts, | |
766 | 11 | .tb = dt.pkt_demux->time_base }); | |
767 |
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|
11 | if (ret >= 0) |
768 | 11 | continue; | |
769 | |||
770 | /* fallthrough to the error path */ | ||
771 | } | ||
772 | |||
773 | 3733 | break; | |
774 | } | ||
775 | |||
776 |
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|
486592 | if (do_pkt_dump) { |
777 | ✗ | av_pkt_dump_log2(NULL, AV_LOG_INFO, dt.pkt_demux, do_hex_dump, | |
778 | ✗ | f->ctx->streams[dt.pkt_demux->stream_index]); | |
779 | } | ||
780 | |||
781 | /* the following test is needed in case new streams appear | ||
782 | dynamically in stream : we ignore them */ | ||
783 | 973184 | ds = dt.pkt_demux->stream_index < f->nb_streams ? | |
784 |
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|
486592 | ds_from_ist(f->streams[dt.pkt_demux->stream_index]) : NULL; |
785 |
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|
486592 | if (!ds || ds->discard || ds->finished) { |
786 | 9783 | report_new_stream(d, dt.pkt_demux); | |
787 | 9783 | av_packet_unref(dt.pkt_demux); | |
788 | 9783 | continue; | |
789 | } | ||
790 | |||
791 |
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|
476809 | if (dt.pkt_demux->flags & AV_PKT_FLAG_CORRUPT) { |
792 | 100 | av_log(d, exit_on_error ? AV_LOG_FATAL : AV_LOG_WARNING, | |
793 | "corrupt input packet in stream %d\n", | ||
794 |
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|
100 | dt.pkt_demux->stream_index); |
795 |
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|
100 | if (exit_on_error) { |
796 | ✗ | av_packet_unref(dt.pkt_demux); | |
797 | ✗ | ret = AVERROR_INVALIDDATA; | |
798 | ✗ | break; | |
799 | } | ||
800 | } | ||
801 | |||
802 | 476809 | ret = input_packet_process(d, dt.pkt_demux, &send_flags); | |
803 |
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|
476809 | if (ret < 0) |
804 | ✗ | break; | |
805 | |||
806 |
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|
476809 | if (d->readrate) |
807 | 216 | readrate_sleep(d); | |
808 | |||
809 | 476809 | ret = demux_send(d, &dt, ds, dt.pkt_demux, send_flags); | |
810 |
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|
476809 | if (ret < 0) |
811 | 3567 | break; | |
812 | } | ||
813 | |||
814 | // EOF/EXIT is normal termination | ||
815 |
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|
7300 | if (ret == AVERROR_EOF || ret == AVERROR_EXIT) |
816 | 3567 | ret = 0; | |
817 | |||
818 | 3733 | finish: | |
819 | 7300 | demux_thread_uninit(&dt); | |
820 | |||
821 | 7300 | return ret; | |
822 | } | ||
823 | |||
824 | 7300 | static void demux_final_stats(Demuxer *d) | |
825 | { | ||
826 | 7300 | InputFile *f = &d->f; | |
827 | 7300 | uint64_t total_packets = 0, total_size = 0; | |
828 | |||
829 | 7300 | av_log(f, AV_LOG_VERBOSE, "Input file #%d (%s):\n", | |
830 | 7300 | f->index, f->ctx->url); | |
831 | |||
832 |
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|
15163 | for (int j = 0; j < f->nb_streams; j++) { |
833 | 7863 | InputStream *ist = f->streams[j]; | |
834 | 7863 | DemuxStream *ds = ds_from_ist(ist); | |
835 | 7863 | enum AVMediaType type = ist->par->codec_type; | |
836 | |||
837 |
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|
7863 | if (ds->discard || type == AVMEDIA_TYPE_ATTACHMENT) |
838 | 293 | continue; | |
839 | |||
840 | 7570 | total_size += ds->data_size; | |
841 | 7570 | total_packets += ds->nb_packets; | |
842 | |||
843 | 7570 | av_log(f, AV_LOG_VERBOSE, " Input stream #%d:%d (%s): ", | |
844 | f->index, j, av_get_media_type_string(type)); | ||
845 | 7570 | av_log(f, AV_LOG_VERBOSE, "%"PRIu64" packets read (%"PRIu64" bytes); ", | |
846 | ds->nb_packets, ds->data_size); | ||
847 | |||
848 |
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|
7570 | if (ds->decoding_needed) { |
849 | 6895 | av_log(f, AV_LOG_VERBOSE, | |
850 | "%"PRIu64" frames decoded; %"PRIu64" decode errors", | ||
851 | 6895 | ist->decoder->frames_decoded, ist->decoder->decode_errors); | |
852 |
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|
6895 | if (type == AVMEDIA_TYPE_AUDIO) |
853 | 1209 | av_log(f, AV_LOG_VERBOSE, " (%"PRIu64" samples)", ist->decoder->samples_decoded); | |
854 | 6895 | av_log(f, AV_LOG_VERBOSE, "; "); | |
855 | } | ||
856 | |||
857 | 7570 | av_log(f, AV_LOG_VERBOSE, "\n"); | |
858 | } | ||
859 | |||
860 | 7300 | av_log(f, AV_LOG_VERBOSE, " Total: %"PRIu64" packets (%"PRIu64" bytes) demuxed\n", | |
861 | total_packets, total_size); | ||
862 | 7300 | } | |
863 | |||
864 | 7878 | static void ist_free(InputStream **pist) | |
865 | { | ||
866 | 7878 | InputStream *ist = *pist; | |
867 | DemuxStream *ds; | ||
868 | |||
869 |
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|
7878 | if (!ist) |
870 | ✗ | return; | |
871 | 7878 | ds = ds_from_ist(ist); | |
872 | |||
873 | 7878 | dec_free(&ist->decoder); | |
874 | |||
875 | 7878 | av_dict_free(&ds->decoder_opts); | |
876 | 7878 | av_freep(&ist->filters); | |
877 | 7878 | av_freep(&ds->dec_opts.hwaccel_device); | |
878 | |||
879 | 7878 | avcodec_parameters_free(&ist->par); | |
880 | |||
881 | 7878 | av_frame_free(&ds->decoded_params); | |
882 | |||
883 | 7878 | av_bsf_free(&ds->bsf); | |
884 | |||
885 | 7878 | av_freep(pist); | |
886 | } | ||
887 | |||
888 | 7314 | void ifile_close(InputFile **pf) | |
889 | { | ||
890 | 7314 | InputFile *f = *pf; | |
891 | 7314 | Demuxer *d = demuxer_from_ifile(f); | |
892 | |||
893 |
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|
7314 | if (!f) |
894 | ✗ | return; | |
895 | |||
896 |
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|
7314 | if (d->read_started) |
897 | 7300 | demux_final_stats(d); | |
898 | |||
899 |
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|
15192 | for (int i = 0; i < f->nb_streams; i++) |
900 | 7878 | ist_free(&f->streams[i]); | |
901 | 7314 | av_freep(&f->streams); | |
902 | |||
903 | 7314 | avformat_close_input(&f->ctx); | |
904 | |||
905 | 7314 | av_packet_free(&d->pkt_heartbeat); | |
906 | |||
907 | 7314 | av_freep(pf); | |
908 | } | ||
909 | |||
910 | 7663 | int ist_use(InputStream *ist, int decoding_needed, | |
911 | const ViewSpecifier *vs, SchedulerNode *src) | ||
912 | { | ||
913 | 7663 | Demuxer *d = demuxer_from_ifile(ist->file); | |
914 | 7663 | DemuxStream *ds = ds_from_ist(ist); | |
915 | int ret; | ||
916 | |||
917 |
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|
7663 | if (ist->user_set_discard == AVDISCARD_ALL) { |
918 | ✗ | av_log(ist, AV_LOG_ERROR, "Cannot %s a disabled input stream\n", | |
919 | decoding_needed ? "decode" : "streamcopy"); | ||
920 | ✗ | return AVERROR(EINVAL); | |
921 | } | ||
922 | |||
923 |
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7663 | if (decoding_needed && !ist->dec) { |
924 | ✗ | av_log(ist, AV_LOG_ERROR, | |
925 | "Decoding requested, but no decoder found for: %s\n", | ||
926 | ✗ | avcodec_get_name(ist->par->codec_id)); | |
927 | ✗ | return AVERROR(EINVAL); | |
928 | } | ||
929 | |||
930 |
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|
7663 | if (ds->sch_idx_stream < 0) { |
931 | 7570 | ret = sch_add_demux_stream(d->sch, d->f.index); | |
932 |
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7570 | if (ret < 0) |
933 | ✗ | return ret; | |
934 | 7570 | ds->sch_idx_stream = ret; | |
935 | } | ||
936 | |||
937 |
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|
7663 | if (ds->discard) { |
938 | 7570 | ds->discard = 0; | |
939 | 7570 | d->nb_streams_used++; | |
940 | } | ||
941 | |||
942 | 7663 | ist->st->discard = ist->user_set_discard; | |
943 | 7663 | ds->decoding_needed |= decoding_needed; | |
944 | 7663 | ds->streamcopy_needed |= !decoding_needed; | |
945 | |||
946 |
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|
7663 | if (decoding_needed && ds->sch_idx_dec < 0) { |
947 | 6895 | int is_audio = ist->st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO; | |
948 | 6895 | int is_unreliable = !!(d->f.ctx->iformat->flags & AVFMT_NOTIMESTAMPS); | |
949 | int64_t use_wallclock_as_timestamps; | ||
950 | |||
951 | 6895 | ret = av_opt_get_int(d->f.ctx, "use_wallclock_as_timestamps", 0, &use_wallclock_as_timestamps); | |
952 |
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6895 | if (ret < 0) |
953 | ✗ | return ret; | |
954 | |||
955 |
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|
6895 | if (use_wallclock_as_timestamps) |
956 | ✗ | is_unreliable = 0; | |
957 | |||
958 | 20685 | ds->dec_opts.flags |= (!!ist->fix_sub_duration * DECODER_FLAG_FIX_SUB_DURATION) | | |
959 |
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6895 | (!!is_unreliable * DECODER_FLAG_TS_UNRELIABLE) | |
960 |
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|
6895 | (!!(d->loop && is_audio) * DECODER_FLAG_SEND_END_TS) |
961 | #if FFMPEG_OPT_TOP | ||
962 |
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|
6895 | | ((ist->top_field_first >= 0) * DECODER_FLAG_TOP_FIELD_FIRST) |
963 | #endif | ||
964 | ; | ||
965 | |||
966 |
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|
6895 | if (ist->framerate.num) { |
967 | 32 | ds->dec_opts.flags |= DECODER_FLAG_FRAMERATE_FORCED; | |
968 | 32 | ds->dec_opts.framerate = ist->framerate; | |
969 | } else | ||
970 | 6863 | ds->dec_opts.framerate = ist->st->avg_frame_rate; | |
971 | |||
972 |
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|
6895 | if (ist->dec->id == AV_CODEC_ID_DVB_SUBTITLE && |
973 |
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|
1 | (ds->decoding_needed & DECODING_FOR_OST)) { |
974 | 1 | av_dict_set(&ds->decoder_opts, "compute_edt", "1", AV_DICT_DONT_OVERWRITE); | |
975 |
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|
1 | if (ds->decoding_needed & DECODING_FOR_FILTER) |
976 | ✗ | av_log(ist, AV_LOG_WARNING, | |
977 | "Warning using DVB subtitles for filtering and output at the " | ||
978 | "same time is not fully supported, also see -compute_edt [0|1]\n"); | ||
979 | } | ||
980 | |||
981 | 6895 | snprintf(ds->dec_name, sizeof(ds->dec_name), "%d:%d", ist->file->index, ist->index); | |
982 | 6895 | ds->dec_opts.name = ds->dec_name; | |
983 | |||
984 | 6895 | ds->dec_opts.codec = ist->dec; | |
985 | 6895 | ds->dec_opts.par = ist->par; | |
986 | |||
987 | 6895 | ds->dec_opts.log_parent = ist; | |
988 | |||
989 | 6895 | ds->decoded_params = av_frame_alloc(); | |
990 |
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|
6895 | if (!ds->decoded_params) |
991 | ✗ | return AVERROR(ENOMEM); | |
992 | |||
993 | 6895 | ret = dec_init(&ist->decoder, d->sch, | |
994 | 6895 | &ds->decoder_opts, &ds->dec_opts, ds->decoded_params); | |
995 |
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|
6895 | if (ret < 0) |
996 | ✗ | return ret; | |
997 | 6895 | ds->sch_idx_dec = ret; | |
998 | |||
999 | 6895 | ret = sch_connect(d->sch, SCH_DSTREAM(d->f.index, ds->sch_idx_stream), | |
1000 | 6895 | SCH_DEC_IN(ds->sch_idx_dec)); | |
1001 |
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|
6895 | if (ret < 0) |
1002 | ✗ | return ret; | |
1003 | |||
1004 | 6895 | d->have_audio_dec |= is_audio; | |
1005 | } | ||
1006 | |||
1007 |
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7663 | if (decoding_needed && ist->par->codec_type == AVMEDIA_TYPE_VIDEO) { |
1008 | 5656 | ret = dec_request_view(ist->decoder, vs, src); | |
1009 |
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✓ Branch 1 taken 5656 times.
|
5656 | if (ret < 0) |
1010 | ✗ | return ret; | |
1011 | } else { | ||
1012 | 2007 | *src = decoding_needed ? | |
1013 |
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|
2007 | SCH_DEC_OUT(ds->sch_idx_dec, 0) : |
1014 | 701 | SCH_DSTREAM(d->f.index, ds->sch_idx_stream); | |
1015 | } | ||
1016 | |||
1017 | 7663 | return 0; | |
1018 | } | ||
1019 | |||
1020 | 6924 | int ist_filter_add(InputStream *ist, InputFilter *ifilter, int is_simple, | |
1021 | const ViewSpecifier *vs, InputFilterOptions *opts, | ||
1022 | SchedulerNode *src) | ||
1023 | { | ||
1024 | 6924 | Demuxer *d = demuxer_from_ifile(ist->file); | |
1025 | 6924 | DemuxStream *ds = ds_from_ist(ist); | |
1026 | 6924 | int64_t tsoffset = 0; | |
1027 | int ret; | ||
1028 | |||
1029 |
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|
6924 | ret = ist_use(ist, is_simple ? DECODING_FOR_OST : DECODING_FOR_FILTER, |
1030 | vs, src); | ||
1031 |
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|
6924 | if (ret < 0) |
1032 | ✗ | return ret; | |
1033 | |||
1034 | 6924 | ret = GROW_ARRAY(ist->filters, ist->nb_filters); | |
1035 |
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|
6924 | if (ret < 0) |
1036 | ✗ | return ret; | |
1037 | |||
1038 | 6924 | ist->filters[ist->nb_filters - 1] = ifilter; | |
1039 | |||
1040 |
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|
6924 | if (ist->par->codec_type == AVMEDIA_TYPE_VIDEO) { |
1041 | 5656 | const AVPacketSideData *sd = av_packet_side_data_get(ist->par->coded_side_data, | |
1042 | 5656 | ist->par->nb_coded_side_data, | |
1043 | AV_PKT_DATA_FRAME_CROPPING); | ||
1044 |
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5656 | if (ist->framerate.num > 0 && ist->framerate.den > 0) { |
1045 | 32 | opts->framerate = ist->framerate; | |
1046 | 32 | opts->flags |= IFILTER_FLAG_CFR; | |
1047 | } else | ||
1048 | 5624 | opts->framerate = av_guess_frame_rate(d->f.ctx, ist->st, NULL); | |
1049 |
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|
5656 | if (sd && sd->size >= sizeof(uint32_t) * 4) { |
1050 | 7 | opts->crop_top = AV_RL32(sd->data + 0); | |
1051 | 7 | opts->crop_bottom = AV_RL32(sd->data + 4); | |
1052 | 7 | opts->crop_left = AV_RL32(sd->data + 8); | |
1053 | 7 | opts->crop_right = AV_RL32(sd->data + 12); | |
1054 |
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7 | if (ds->apply_cropping && ds->apply_cropping != CROP_CODEC && |
1055 |
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|
6 | (opts->crop_top | opts->crop_bottom | opts->crop_left | opts->crop_right)) |
1056 | 6 | opts->flags |= IFILTER_FLAG_CROP; | |
1057 | } | ||
1058 |
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|
1268 | } else if (ist->par->codec_type == AVMEDIA_TYPE_SUBTITLE) { |
1059 | /* Compute the size of the canvas for the subtitles stream. | ||
1060 | If the subtitles codecpar has set a size, use it. Otherwise use the | ||
1061 | maximum dimensions of the video streams in the same file. */ | ||
1062 | 4 | opts->sub2video_width = ist->par->width; | |
1063 | 4 | opts->sub2video_height = ist->par->height; | |
1064 |
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4 | if (!(opts->sub2video_width && opts->sub2video_height)) { |
1065 | ✗ | for (int j = 0; j < d->f.nb_streams; j++) { | |
1066 | ✗ | AVCodecParameters *par1 = d->f.streams[j]->par; | |
1067 | ✗ | if (par1->codec_type == AVMEDIA_TYPE_VIDEO) { | |
1068 | ✗ | opts->sub2video_width = FFMAX(opts->sub2video_width, par1->width); | |
1069 | ✗ | opts->sub2video_height = FFMAX(opts->sub2video_height, par1->height); | |
1070 | } | ||
1071 | } | ||
1072 | } | ||
1073 | |||
1074 |
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4 | if (!(opts->sub2video_width && opts->sub2video_height)) { |
1075 | ✗ | opts->sub2video_width = FFMAX(opts->sub2video_width, 720); | |
1076 | ✗ | opts->sub2video_height = FFMAX(opts->sub2video_height, 576); | |
1077 | } | ||
1078 | |||
1079 |
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|
4 | if (!d->pkt_heartbeat) { |
1080 | 4 | d->pkt_heartbeat = av_packet_alloc(); | |
1081 |
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4 | if (!d->pkt_heartbeat) |
1082 | ✗ | return AVERROR(ENOMEM); | |
1083 | } | ||
1084 | 4 | ds->have_sub2video = 1; | |
1085 | } | ||
1086 | |||
1087 | 6924 | ret = av_frame_copy_props(opts->fallback, ds->decoded_params); | |
1088 |
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6924 | if (ret < 0) |
1089 | ✗ | return ret; | |
1090 | 6924 | opts->fallback->format = ds->decoded_params->format; | |
1091 | 6924 | opts->fallback->width = ds->decoded_params->width; | |
1092 | 6924 | opts->fallback->height = ds->decoded_params->height; | |
1093 | |||
1094 | 6924 | ret = av_channel_layout_copy(&opts->fallback->ch_layout, &ds->decoded_params->ch_layout); | |
1095 |
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6924 | if (ret < 0) |
1096 | ✗ | return ret; | |
1097 | |||
1098 |
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6924 | if (copy_ts) { |
1099 |
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3 | tsoffset = d->f.start_time == AV_NOPTS_VALUE ? 0 : d->f.start_time; |
1100 |
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3 | if (!start_at_zero && d->f.ctx->start_time != AV_NOPTS_VALUE) |
1101 | 2 | tsoffset += d->f.ctx->start_time; | |
1102 | } | ||
1103 |
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16 | opts->trim_start_us = ((d->f.start_time == AV_NOPTS_VALUE) || !d->accurate_seek) ? |
1104 |
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|
6940 | AV_NOPTS_VALUE : tsoffset; |
1105 | 6924 | opts->trim_end_us = d->recording_time; | |
1106 | |||
1107 | 6924 | opts->name = av_strdup(ds->dec_name); | |
1108 |
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|
6924 | if (!opts->name) |
1109 | ✗ | return AVERROR(ENOMEM); | |
1110 | |||
1111 | 20772 | opts->flags |= IFILTER_FLAG_AUTOROTATE * !!(ds->autorotate) | | |
1112 |
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6924 | IFILTER_FLAG_REINIT * !!(ds->reinit_filters) | |
1113 |
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6924 | IFILTER_FLAG_DROPCHANGED* !!(ds->drop_changed); |
1114 | |||
1115 | 6924 | return 0; | |
1116 | } | ||
1117 | |||
1118 | 15605 | static int choose_decoder(const OptionsContext *o, void *logctx, | |
1119 | AVFormatContext *s, AVStream *st, | ||
1120 | enum HWAccelID hwaccel_id, enum AVHWDeviceType hwaccel_device_type, | ||
1121 | const AVCodec **pcodec) | ||
1122 | |||
1123 | { | ||
1124 | 15605 | const char *codec_name = NULL; | |
1125 | |||
1126 | 15605 | opt_match_per_stream_str(logctx, &o->codec_names, s, st, &codec_name); | |
1127 |
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15605 | if (codec_name) { |
1128 | 6362 | int ret = find_codec(NULL, codec_name, st->codecpar->codec_type, 0, pcodec); | |
1129 |
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6362 | if (ret < 0) |
1130 | ✗ | return ret; | |
1131 | 6362 | st->codecpar->codec_id = (*pcodec)->id; | |
1132 |
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6362 | if (recast_media && st->codecpar->codec_type != (*pcodec)->type) |
1133 | ✗ | st->codecpar->codec_type = (*pcodec)->type; | |
1134 | 6362 | return 0; | |
1135 | } else { | ||
1136 |
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|
9243 | if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO && |
1137 | ✗ | hwaccel_id == HWACCEL_GENERIC && | |
1138 | hwaccel_device_type != AV_HWDEVICE_TYPE_NONE) { | ||
1139 | const AVCodec *c; | ||
1140 | ✗ | void *i = NULL; | |
1141 | |||
1142 | ✗ | while ((c = av_codec_iterate(&i))) { | |
1143 | const AVCodecHWConfig *config; | ||
1144 | |||
1145 | ✗ | if (c->id != st->codecpar->codec_id || | |
1146 | ✗ | !av_codec_is_decoder(c)) | |
1147 | ✗ | continue; | |
1148 | |||
1149 | ✗ | for (int j = 0; config = avcodec_get_hw_config(c, j); j++) { | |
1150 | ✗ | if (config->device_type == hwaccel_device_type) { | |
1151 | ✗ | av_log(logctx, AV_LOG_VERBOSE, "Selecting decoder '%s' because of requested hwaccel method %s\n", | |
1152 | ✗ | c->name, av_hwdevice_get_type_name(hwaccel_device_type)); | |
1153 | ✗ | *pcodec = c; | |
1154 | ✗ | return 0; | |
1155 | } | ||
1156 | } | ||
1157 | } | ||
1158 | } | ||
1159 | |||
1160 | 9243 | *pcodec = avcodec_find_decoder(st->codecpar->codec_id); | |
1161 | 9243 | return 0; | |
1162 | } | ||
1163 | } | ||
1164 | |||
1165 | 1678 | static int guess_input_channel_layout(InputStream *ist, AVCodecParameters *par, | |
1166 | int guess_layout_max) | ||
1167 | { | ||
1168 |
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|
1678 | if (par->ch_layout.order == AV_CHANNEL_ORDER_UNSPEC) { |
1169 | char layout_name[256]; | ||
1170 | |||
1171 |
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775 | if (par->ch_layout.nb_channels > guess_layout_max) |
1172 | 14 | return 0; | |
1173 | 771 | av_channel_layout_default(&par->ch_layout, par->ch_layout.nb_channels); | |
1174 |
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|
771 | if (par->ch_layout.order == AV_CHANNEL_ORDER_UNSPEC) |
1175 | 10 | return 0; | |
1176 | 761 | av_channel_layout_describe(&par->ch_layout, layout_name, sizeof(layout_name)); | |
1177 | 761 | av_log(ist, AV_LOG_WARNING, "Guessed Channel Layout: %s\n", layout_name); | |
1178 | } | ||
1179 | 1664 | return 1; | |
1180 | } | ||
1181 | |||
1182 | 6053 | static int add_display_matrix_to_stream(const OptionsContext *o, | |
1183 | AVFormatContext *ctx, InputStream *ist) | ||
1184 | { | ||
1185 | 6053 | AVStream *st = ist->st; | |
1186 | AVPacketSideData *sd; | ||
1187 | 6053 | double rotation = DBL_MAX; | |
1188 | 6053 | int hflip = -1, vflip = -1; | |
1189 | 6053 | int hflip_set = 0, vflip_set = 0, rotation_set = 0; | |
1190 | int32_t *buf; | ||
1191 | |||
1192 | 6053 | opt_match_per_stream_dbl(ist, &o->display_rotations, ctx, st, &rotation); | |
1193 | 6053 | opt_match_per_stream_int(ist, &o->display_hflips, ctx, st, &hflip); | |
1194 | 6053 | opt_match_per_stream_int(ist, &o->display_vflips, ctx, st, &vflip); | |
1195 | |||
1196 | 6053 | rotation_set = rotation != DBL_MAX; | |
1197 | 6053 | hflip_set = hflip != -1; | |
1198 | 6053 | vflip_set = vflip != -1; | |
1199 | |||
1200 |
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|
6053 | if (!rotation_set && !hflip_set && !vflip_set) |
1201 | 6052 | return 0; | |
1202 | |||
1203 | 1 | sd = av_packet_side_data_new(&st->codecpar->coded_side_data, | |
1204 | 1 | &st->codecpar->nb_coded_side_data, | |
1205 | AV_PKT_DATA_DISPLAYMATRIX, | ||
1206 | sizeof(int32_t) * 9, 0); | ||
1207 |
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|
1 | if (!sd) { |
1208 | ✗ | av_log(ist, AV_LOG_FATAL, "Failed to generate a display matrix!\n"); | |
1209 | ✗ | return AVERROR(ENOMEM); | |
1210 | } | ||
1211 | |||
1212 | 1 | buf = (int32_t *)sd->data; | |
1213 |
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|
2 | av_display_rotation_set(buf, |
1214 | 1 | rotation_set ? -(rotation) : -0.0f); | |
1215 | |||
1216 |
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|
1 | av_display_matrix_flip(buf, |
1217 | hflip_set ? hflip : 0, | ||
1218 | vflip_set ? vflip : 0); | ||
1219 | |||
1220 | 1 | return 0; | |
1221 | } | ||
1222 | |||
1223 | 1440 | static const char *input_stream_item_name(void *obj) | |
1224 | { | ||
1225 | 1440 | const DemuxStream *ds = obj; | |
1226 | |||
1227 | 1440 | return ds->log_name; | |
1228 | } | ||
1229 | |||
1230 | static const AVClass input_stream_class = { | ||
1231 | .class_name = "InputStream", | ||
1232 | .version = LIBAVUTIL_VERSION_INT, | ||
1233 | .item_name = input_stream_item_name, | ||
1234 | .category = AV_CLASS_CATEGORY_DEMUXER, | ||
1235 | }; | ||
1236 | |||
1237 | 7878 | static DemuxStream *demux_stream_alloc(Demuxer *d, AVStream *st) | |
1238 | { | ||
1239 | 7878 | const char *type_str = av_get_media_type_string(st->codecpar->codec_type); | |
1240 | 7878 | InputFile *f = &d->f; | |
1241 | DemuxStream *ds; | ||
1242 | |||
1243 | 7878 | ds = allocate_array_elem(&f->streams, sizeof(*ds), &f->nb_streams); | |
1244 |
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7878 | if (!ds) |
1245 | ✗ | return NULL; | |
1246 | |||
1247 | 7878 | ds->sch_idx_stream = -1; | |
1248 | 7878 | ds->sch_idx_dec = -1; | |
1249 | |||
1250 | 7878 | ds->ist.st = st; | |
1251 | 7878 | ds->ist.file = f; | |
1252 | 7878 | ds->ist.index = st->index; | |
1253 | 7878 | ds->ist.class = &input_stream_class; | |
1254 | |||
1255 |
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7878 | snprintf(ds->log_name, sizeof(ds->log_name), "%cist#%d:%d/%s", |
1256 | 7878 | type_str ? *type_str : '?', d->f.index, st->index, | |
1257 | 7878 | avcodec_get_name(st->codecpar->codec_id)); | |
1258 | |||
1259 | 7878 | return ds; | |
1260 | } | ||
1261 | |||
1262 | 7878 | static int ist_add(const OptionsContext *o, Demuxer *d, AVStream *st, AVDictionary **opts_used) | |
1263 | { | ||
1264 | 7878 | AVFormatContext *ic = d->f.ctx; | |
1265 | 7878 | AVCodecParameters *par = st->codecpar; | |
1266 | DemuxStream *ds; | ||
1267 | InputStream *ist; | ||
1268 | 7878 | const char *framerate = NULL, *hwaccel_device = NULL; | |
1269 | 7878 | const char *hwaccel = NULL; | |
1270 | 7878 | const char *apply_cropping = NULL; | |
1271 | 7878 | const char *hwaccel_output_format = NULL; | |
1272 | 7878 | const char *codec_tag = NULL; | |
1273 | 7878 | const char *bsfs = NULL; | |
1274 | char *next; | ||
1275 | 7878 | const char *discard_str = NULL; | |
1276 | int ret; | ||
1277 | |||
1278 | 7878 | ds = demux_stream_alloc(d, st); | |
1279 |
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7878 | if (!ds) |
1280 | ✗ | return AVERROR(ENOMEM); | |
1281 | |||
1282 | 7878 | ist = &ds->ist; | |
1283 | |||
1284 | 7878 | ds->discard = 1; | |
1285 | 7878 | st->discard = AVDISCARD_ALL; | |
1286 | 7878 | ds->first_dts = AV_NOPTS_VALUE; | |
1287 | 7878 | ds->next_dts = AV_NOPTS_VALUE; | |
1288 | |||
1289 | 7878 | ds->dec_opts.time_base = st->time_base; | |
1290 | |||
1291 | 7878 | ds->ts_scale = 1.0; | |
1292 | 7878 | opt_match_per_stream_dbl(ist, &o->ts_scale, ic, st, &ds->ts_scale); | |
1293 | |||
1294 | 7878 | ds->autorotate = 1; | |
1295 | 7878 | opt_match_per_stream_int(ist, &o->autorotate, ic, st, &ds->autorotate); | |
1296 | |||
1297 | 7878 | ds->apply_cropping = CROP_ALL; | |
1298 | 7878 | opt_match_per_stream_str(ist, &o->apply_cropping, ic, st, &apply_cropping); | |
1299 |
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7878 | if (apply_cropping) { |
1300 | 1 | const AVOption opts[] = { | |
1301 | { "apply_cropping", NULL, 0, AV_OPT_TYPE_INT, | ||
1302 | { .i64 = CROP_ALL }, CROP_DISABLED, CROP_CONTAINER, AV_OPT_FLAG_DECODING_PARAM, .unit = "apply_cropping" }, | ||
1303 | { "none", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CROP_DISABLED }, .unit = "apply_cropping" }, | ||
1304 | { "all", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CROP_ALL }, .unit = "apply_cropping" }, | ||
1305 | { "codec", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CROP_CODEC }, .unit = "apply_cropping" }, | ||
1306 | { "container", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CROP_CONTAINER }, .unit = "apply_cropping" }, | ||
1307 | { NULL }, | ||
1308 | }; | ||
1309 | 1 | const AVClass class = { | |
1310 | .class_name = "apply_cropping", | ||
1311 | .item_name = av_default_item_name, | ||
1312 | .option = opts, | ||
1313 | .version = LIBAVUTIL_VERSION_INT, | ||
1314 | }; | ||
1315 | 1 | const AVClass *pclass = &class; | |
1316 | |||
1317 | 1 | ret = av_opt_eval_int(&pclass, opts, apply_cropping, &ds->apply_cropping); | |
1318 |
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1 | if (ret < 0) { |
1319 | ✗ | av_log(ist, AV_LOG_ERROR, "Invalid apply_cropping value '%s'.\n", apply_cropping); | |
1320 | ✗ | return ret; | |
1321 | } | ||
1322 | } | ||
1323 | |||
1324 | 7878 | opt_match_per_stream_str(ist, &o->codec_tags, ic, st, &codec_tag); | |
1325 |
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7878 | if (codec_tag) { |
1326 | 2 | uint32_t tag = strtol(codec_tag, &next, 0); | |
1327 |
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2 | if (*next) { |
1328 | 2 | uint8_t buf[4] = { 0 }; | |
1329 |
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2 | memcpy(buf, codec_tag, FFMIN(sizeof(buf), strlen(codec_tag))); |
1330 | 2 | tag = AV_RL32(buf); | |
1331 | } | ||
1332 | |||
1333 | 2 | st->codecpar->codec_tag = tag; | |
1334 | } | ||
1335 | |||
1336 |
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7878 | if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) { |
1337 | 6053 | ret = add_display_matrix_to_stream(o, ic, ist); | |
1338 |
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6053 | if (ret < 0) |
1339 | ✗ | return ret; | |
1340 | |||
1341 | 6053 | opt_match_per_stream_str(ist, &o->hwaccels, ic, st, &hwaccel); | |
1342 | 6053 | opt_match_per_stream_str(ist, &o->hwaccel_output_formats, ic, st, | |
1343 | &hwaccel_output_format); | ||
1344 |
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6053 | if (!hwaccel_output_format && hwaccel && !strcmp(hwaccel, "cuvid")) { |
1345 | ✗ | av_log(ist, AV_LOG_WARNING, | |
1346 | "WARNING: defaulting hwaccel_output_format to cuda for compatibility " | ||
1347 | "with old commandlines. This behaviour is DEPRECATED and will be removed " | ||
1348 | "in the future. Please explicitly set \"-hwaccel_output_format cuda\".\n"); | ||
1349 | ✗ | ds->dec_opts.hwaccel_output_format = AV_PIX_FMT_CUDA; | |
1350 |
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6053 | } else if (!hwaccel_output_format && hwaccel && !strcmp(hwaccel, "qsv")) { |
1351 | ✗ | av_log(ist, AV_LOG_WARNING, | |
1352 | "WARNING: defaulting hwaccel_output_format to qsv for compatibility " | ||
1353 | "with old commandlines. This behaviour is DEPRECATED and will be removed " | ||
1354 | "in the future. Please explicitly set \"-hwaccel_output_format qsv\".\n"); | ||
1355 | ✗ | ds->dec_opts.hwaccel_output_format = AV_PIX_FMT_QSV; | |
1356 |
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6053 | } else if (!hwaccel_output_format && hwaccel && !strcmp(hwaccel, "mediacodec")) { |
1357 | // There is no real AVHWFrameContext implementation. Set | ||
1358 | // hwaccel_output_format to avoid av_hwframe_transfer_data error. | ||
1359 | ✗ | ds->dec_opts.hwaccel_output_format = AV_PIX_FMT_MEDIACODEC; | |
1360 |
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6053 | } else if (hwaccel_output_format) { |
1361 | ✗ | ds->dec_opts.hwaccel_output_format = av_get_pix_fmt(hwaccel_output_format); | |
1362 | ✗ | if (ds->dec_opts.hwaccel_output_format == AV_PIX_FMT_NONE) { | |
1363 | ✗ | av_log(ist, AV_LOG_FATAL, "Unrecognised hwaccel output " | |
1364 | "format: %s", hwaccel_output_format); | ||
1365 | } | ||
1366 | } else { | ||
1367 | 6053 | ds->dec_opts.hwaccel_output_format = AV_PIX_FMT_NONE; | |
1368 | } | ||
1369 | |||
1370 |
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6053 | if (hwaccel) { |
1371 | // The NVDEC hwaccels use a CUDA device, so remap the name here. | ||
1372 |
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5741 | if (!strcmp(hwaccel, "nvdec") || !strcmp(hwaccel, "cuvid")) |
1373 | ✗ | hwaccel = "cuda"; | |
1374 | |||
1375 |
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5741 | if (!strcmp(hwaccel, "none")) |
1376 | 5741 | ds->dec_opts.hwaccel_id = HWACCEL_NONE; | |
1377 | ✗ | else if (!strcmp(hwaccel, "auto")) | |
1378 | ✗ | ds->dec_opts.hwaccel_id = HWACCEL_AUTO; | |
1379 | else { | ||
1380 | ✗ | enum AVHWDeviceType type = av_hwdevice_find_type_by_name(hwaccel); | |
1381 | ✗ | if (type != AV_HWDEVICE_TYPE_NONE) { | |
1382 | ✗ | ds->dec_opts.hwaccel_id = HWACCEL_GENERIC; | |
1383 | ✗ | ds->dec_opts.hwaccel_device_type = type; | |
1384 | } | ||
1385 | |||
1386 | ✗ | if (!ds->dec_opts.hwaccel_id) { | |
1387 | ✗ | av_log(ist, AV_LOG_FATAL, "Unrecognized hwaccel: %s.\n", | |
1388 | hwaccel); | ||
1389 | ✗ | av_log(ist, AV_LOG_FATAL, "Supported hwaccels: "); | |
1390 | ✗ | type = AV_HWDEVICE_TYPE_NONE; | |
1391 | ✗ | while ((type = av_hwdevice_iterate_types(type)) != | |
1392 | AV_HWDEVICE_TYPE_NONE) | ||
1393 | ✗ | av_log(ist, AV_LOG_FATAL, "%s ", | |
1394 | av_hwdevice_get_type_name(type)); | ||
1395 | ✗ | av_log(ist, AV_LOG_FATAL, "\n"); | |
1396 | ✗ | return AVERROR(EINVAL); | |
1397 | } | ||
1398 | } | ||
1399 | } | ||
1400 | |||
1401 | 6053 | opt_match_per_stream_str(ist, &o->hwaccel_devices, ic, st, &hwaccel_device); | |
1402 |
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|
6053 | if (hwaccel_device) { |
1403 | ✗ | ds->dec_opts.hwaccel_device = av_strdup(hwaccel_device); | |
1404 | ✗ | if (!ds->dec_opts.hwaccel_device) | |
1405 | ✗ | return AVERROR(ENOMEM); | |
1406 | } | ||
1407 | } | ||
1408 | |||
1409 | 7878 | ret = choose_decoder(o, ist, ic, st, ds->dec_opts.hwaccel_id, | |
1410 | ds->dec_opts.hwaccel_device_type, &ist->dec); | ||
1411 |
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7878 | if (ret < 0) |
1412 | ✗ | return ret; | |
1413 | |||
1414 |
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7878 | if (ist->dec) { |
1415 | 7802 | ret = filter_codec_opts(o->g->codec_opts, ist->st->codecpar->codec_id, | |
1416 | ic, st, ist->dec, &ds->decoder_opts, opts_used); | ||
1417 |
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7802 | if (ret < 0) |
1418 | ✗ | return ret; | |
1419 | } | ||
1420 | |||
1421 | 7878 | ds->reinit_filters = -1; | |
1422 | 7878 | opt_match_per_stream_int(ist, &o->reinit_filters, ic, st, &ds->reinit_filters); | |
1423 | |||
1424 | 7878 | ds->drop_changed = 0; | |
1425 | 7878 | opt_match_per_stream_int(ist, &o->drop_changed, ic, st, &ds->drop_changed); | |
1426 | |||
1427 |
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7878 | if (ds->drop_changed && ds->reinit_filters) { |
1428 | ✗ | if (ds->reinit_filters > 0) { | |
1429 | ✗ | av_log(ist, AV_LOG_ERROR, "drop_changed and reinit_filters both enabled. These are mutually exclusive.\n"); | |
1430 | ✗ | return AVERROR(EINVAL); | |
1431 | } | ||
1432 | ✗ | ds->reinit_filters = 0; | |
1433 | } | ||
1434 | |||
1435 | 7878 | ist->user_set_discard = AVDISCARD_NONE; | |
1436 | |||
1437 |
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7878 | if ((o->video_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) || |
1438 |
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7878 | (o->audio_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) || |
1439 |
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7877 | (o->subtitle_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_SUBTITLE) || |
1440 |
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7877 | (o->data_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_DATA)) |
1441 | 1 | ist->user_set_discard = AVDISCARD_ALL; | |
1442 | |||
1443 | 7878 | opt_match_per_stream_str(ist, &o->discard, ic, st, &discard_str); | |
1444 |
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7878 | if (discard_str) { |
1445 | ✗ | ret = av_opt_set(ist->st, "discard", discard_str, 0); | |
1446 | ✗ | if (ret < 0) { | |
1447 | ✗ | av_log(ist, AV_LOG_ERROR, "Error parsing discard %s.\n", discard_str); | |
1448 | ✗ | return ret; | |
1449 | } | ||
1450 | ✗ | ist->user_set_discard = ist->st->discard; | |
1451 | } | ||
1452 | |||
1453 |
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7878 | ds->dec_opts.flags |= DECODER_FLAG_BITEXACT * !!o->bitexact; |
1454 | |||
1455 | 7878 | av_dict_set_int(&ds->decoder_opts, "apply_cropping", | |
1456 |
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7878 | ds->apply_cropping && ds->apply_cropping != CROP_CONTAINER, 0); |
1457 | |||
1458 | /* Attached pics are sparse, therefore we would not want to delay their decoding | ||
1459 | * till EOF. */ | ||
1460 |
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7878 | if (ist->st->disposition & AV_DISPOSITION_ATTACHED_PIC) |
1461 | 37 | av_dict_set(&ds->decoder_opts, "thread_type", "-frame", 0); | |
1462 | |||
1463 |
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7878 | switch (par->codec_type) { |
1464 | 6053 | case AVMEDIA_TYPE_VIDEO: | |
1465 | 6053 | opt_match_per_stream_str(ist, &o->frame_rates, ic, st, &framerate); | |
1466 |
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6053 | if (framerate) { |
1467 | 33 | ret = av_parse_video_rate(&ist->framerate, framerate); | |
1468 |
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33 | if (ret < 0) { |
1469 | ✗ | av_log(ist, AV_LOG_ERROR, "Error parsing framerate %s.\n", | |
1470 | framerate); | ||
1471 | ✗ | return ret; | |
1472 | } | ||
1473 | } | ||
1474 | |||
1475 | #if FFMPEG_OPT_TOP | ||
1476 | 6053 | ist->top_field_first = -1; | |
1477 | 6053 | opt_match_per_stream_int(ist, &o->top_field_first, ic, st, &ist->top_field_first); | |
1478 | #endif | ||
1479 | |||
1480 | 6053 | break; | |
1481 | 1679 | case AVMEDIA_TYPE_AUDIO: { | |
1482 | 1679 | const char *ch_layout_str = NULL; | |
1483 | |||
1484 | 1679 | opt_match_per_stream_str(ist, &o->audio_ch_layouts, ic, st, &ch_layout_str); | |
1485 |
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1679 | if (ch_layout_str) { |
1486 | AVChannelLayout ch_layout; | ||
1487 | 1 | ret = av_channel_layout_from_string(&ch_layout, ch_layout_str); | |
1488 |
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1 | if (ret < 0) { |
1489 | ✗ | av_log(ist, AV_LOG_ERROR, "Error parsing channel layout %s.\n", ch_layout_str); | |
1490 | ✗ | return ret; | |
1491 | } | ||
1492 |
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1 | if (par->ch_layout.nb_channels <= 0 || par->ch_layout.nb_channels == ch_layout.nb_channels) { |
1493 | 1 | av_channel_layout_uninit(&par->ch_layout); | |
1494 | 1 | par->ch_layout = ch_layout; | |
1495 | } else { | ||
1496 | ✗ | av_log(ist, AV_LOG_ERROR, | |
1497 | "Specified channel layout '%s' has %d channels, but input has %d channels.\n", | ||
1498 | ch_layout_str, ch_layout.nb_channels, par->ch_layout.nb_channels); | ||
1499 | ✗ | av_channel_layout_uninit(&ch_layout); | |
1500 | ✗ | return AVERROR(EINVAL); | |
1501 | } | ||
1502 | } else { | ||
1503 | 1678 | int guess_layout_max = INT_MAX; | |
1504 | 1678 | opt_match_per_stream_int(ist, &o->guess_layout_max, ic, st, &guess_layout_max); | |
1505 | 1678 | guess_input_channel_layout(ist, par, guess_layout_max); | |
1506 | } | ||
1507 | 1679 | break; | |
1508 | } | ||
1509 | 144 | case AVMEDIA_TYPE_DATA: | |
1510 | case AVMEDIA_TYPE_SUBTITLE: { | ||
1511 | 144 | const char *canvas_size = NULL; | |
1512 | |||
1513 | 144 | opt_match_per_stream_int(ist, &o->fix_sub_duration, ic, st, &ist->fix_sub_duration); | |
1514 | 144 | opt_match_per_stream_str(ist, &o->canvas_sizes, ic, st, &canvas_size); | |
1515 |
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144 | if (canvas_size) { |
1516 | ✗ | ret = av_parse_video_size(&par->width, &par->height, | |
1517 | canvas_size); | ||
1518 | ✗ | if (ret < 0) { | |
1519 | ✗ | av_log(ist, AV_LOG_FATAL, "Invalid canvas size: %s.\n", canvas_size); | |
1520 | ✗ | return ret; | |
1521 | } | ||
1522 | } | ||
1523 | 144 | break; | |
1524 | } | ||
1525 | 2 | case AVMEDIA_TYPE_ATTACHMENT: | |
1526 | case AVMEDIA_TYPE_UNKNOWN: | ||
1527 | 2 | break; | |
1528 | ✗ | default: av_assert0(0); | |
1529 | } | ||
1530 | |||
1531 | 7878 | ist->par = avcodec_parameters_alloc(); | |
1532 |
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7878 | if (!ist->par) |
1533 | ✗ | return AVERROR(ENOMEM); | |
1534 | |||
1535 | 7878 | ret = avcodec_parameters_copy(ist->par, par); | |
1536 |
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7878 | if (ret < 0) { |
1537 | ✗ | av_log(ist, AV_LOG_ERROR, "Error exporting stream parameters.\n"); | |
1538 | ✗ | return ret; | |
1539 | } | ||
1540 | |||
1541 |
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7878 | if (ist->st->sample_aspect_ratio.num) |
1542 | 432 | ist->par->sample_aspect_ratio = ist->st->sample_aspect_ratio; | |
1543 | |||
1544 | 7878 | opt_match_per_stream_str(ist, &o->bitstream_filters, ic, st, &bsfs); | |
1545 |
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7878 | if (bsfs) { |
1546 | 2 | ret = av_bsf_list_parse_str(bsfs, &ds->bsf); | |
1547 |
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2 | if (ret < 0) { |
1548 | ✗ | av_log(ist, AV_LOG_ERROR, | |
1549 | "Error parsing bitstream filter sequence '%s': %s\n", | ||
1550 | ✗ | bsfs, av_err2str(ret)); | |
1551 | ✗ | return ret; | |
1552 | } | ||
1553 | |||
1554 | 2 | ret = avcodec_parameters_copy(ds->bsf->par_in, ist->par); | |
1555 |
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2 | if (ret < 0) |
1556 | ✗ | return ret; | |
1557 | 2 | ds->bsf->time_base_in = ist->st->time_base; | |
1558 | |||
1559 | 2 | ret = av_bsf_init(ds->bsf); | |
1560 |
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2 | if (ret < 0) { |
1561 | ✗ | av_log(ist, AV_LOG_ERROR, "Error initializing bitstream filters: %s\n", | |
1562 | ✗ | av_err2str(ret)); | |
1563 | ✗ | return ret; | |
1564 | } | ||
1565 | |||
1566 | 2 | ret = avcodec_parameters_copy(ist->par, ds->bsf->par_out); | |
1567 |
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2 | if (ret < 0) |
1568 | ✗ | return ret; | |
1569 | } | ||
1570 | |||
1571 | 7878 | ds->codec_desc = avcodec_descriptor_get(ist->par->codec_id); | |
1572 | |||
1573 | 7878 | return 0; | |
1574 | } | ||
1575 | |||
1576 | ✗ | static int dump_attachment(InputStream *ist, const char *filename) | |
1577 | { | ||
1578 | ✗ | AVStream *st = ist->st; | |
1579 | int ret; | ||
1580 | ✗ | AVIOContext *out = NULL; | |
1581 | const AVDictionaryEntry *e; | ||
1582 | |||
1583 | ✗ | if (!st->codecpar->extradata_size) { | |
1584 | ✗ | av_log(ist, AV_LOG_WARNING, "No extradata to dump.\n"); | |
1585 | ✗ | return 0; | |
1586 | } | ||
1587 | ✗ | if (!*filename && (e = av_dict_get(st->metadata, "filename", NULL, 0))) | |
1588 | ✗ | filename = e->value; | |
1589 | ✗ | if (!*filename) { | |
1590 | ✗ | av_log(ist, AV_LOG_FATAL, "No filename specified and no 'filename' tag"); | |
1591 | ✗ | return AVERROR(EINVAL); | |
1592 | } | ||
1593 | |||
1594 | ✗ | ret = assert_file_overwrite(filename); | |
1595 | ✗ | if (ret < 0) | |
1596 | ✗ | return ret; | |
1597 | |||
1598 | ✗ | if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, &int_cb, NULL)) < 0) { | |
1599 | ✗ | av_log(ist, AV_LOG_FATAL, "Could not open file %s for writing.\n", | |
1600 | filename); | ||
1601 | ✗ | return ret; | |
1602 | } | ||
1603 | |||
1604 | ✗ | avio_write(out, st->codecpar->extradata, st->codecpar->extradata_size); | |
1605 | ✗ | ret = avio_close(out); | |
1606 | |||
1607 | ✗ | if (ret >= 0) | |
1608 | ✗ | av_log(ist, AV_LOG_INFO, "Wrote attachment (%d bytes) to '%s'\n", | |
1609 | ✗ | st->codecpar->extradata_size, filename); | |
1610 | |||
1611 | ✗ | return ret; | |
1612 | } | ||
1613 | |||
1614 | 628 | static const char *input_file_item_name(void *obj) | |
1615 | { | ||
1616 | 628 | const Demuxer *d = obj; | |
1617 | |||
1618 | 628 | return d->log_name; | |
1619 | } | ||
1620 | |||
1621 | static const AVClass input_file_class = { | ||
1622 | .class_name = "InputFile", | ||
1623 | .version = LIBAVUTIL_VERSION_INT, | ||
1624 | .item_name = input_file_item_name, | ||
1625 | .category = AV_CLASS_CATEGORY_DEMUXER, | ||
1626 | }; | ||
1627 | |||
1628 | 7314 | static Demuxer *demux_alloc(void) | |
1629 | { | ||
1630 | 7314 | Demuxer *d = allocate_array_elem(&input_files, sizeof(*d), &nb_input_files); | |
1631 | |||
1632 |
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7314 | if (!d) |
1633 | ✗ | return NULL; | |
1634 | |||
1635 | 7314 | d->f.class = &input_file_class; | |
1636 | 7314 | d->f.index = nb_input_files - 1; | |
1637 | |||
1638 | 7314 | snprintf(d->log_name, sizeof(d->log_name), "in#%d", d->f.index); | |
1639 | |||
1640 | 7314 | return d; | |
1641 | } | ||
1642 | |||
1643 | 7314 | int ifile_open(const OptionsContext *o, const char *filename, Scheduler *sch) | |
1644 | { | ||
1645 | Demuxer *d; | ||
1646 | InputFile *f; | ||
1647 | AVFormatContext *ic; | ||
1648 | 7314 | const AVInputFormat *file_iformat = NULL; | |
1649 | 7314 | int err, ret = 0; | |
1650 | int64_t timestamp; | ||
1651 | 7314 | AVDictionary *opts_used = NULL; | |
1652 | 7314 | const char* video_codec_name = NULL; | |
1653 | 7314 | const char* audio_codec_name = NULL; | |
1654 | 7314 | const char* subtitle_codec_name = NULL; | |
1655 | 7314 | const char* data_codec_name = NULL; | |
1656 | 7314 | int scan_all_pmts_set = 0; | |
1657 | |||
1658 | 7314 | int64_t start_time = o->start_time; | |
1659 | 7314 | int64_t start_time_eof = o->start_time_eof; | |
1660 | 7314 | int64_t stop_time = o->stop_time; | |
1661 | 7314 | int64_t recording_time = o->recording_time; | |
1662 | |||
1663 | 7314 | d = demux_alloc(); | |
1664 |
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7314 | if (!d) |
1665 | ✗ | return AVERROR(ENOMEM); | |
1666 | |||
1667 | 7314 | f = &d->f; | |
1668 | |||
1669 | 7314 | ret = sch_add_demux(sch, input_thread, d); | |
1670 |
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7314 | if (ret < 0) |
1671 | ✗ | return ret; | |
1672 | 7314 | d->sch = sch; | |
1673 | |||
1674 |
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7314 | if (stop_time != INT64_MAX && recording_time != INT64_MAX) { |
1675 | ✗ | stop_time = INT64_MAX; | |
1676 | ✗ | av_log(d, AV_LOG_WARNING, "-t and -to cannot be used together; using -t.\n"); | |
1677 | } | ||
1678 | |||
1679 |
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7314 | if (stop_time != INT64_MAX && recording_time == INT64_MAX) { |
1680 | ✗ | int64_t start = start_time == AV_NOPTS_VALUE ? 0 : start_time; | |
1681 | ✗ | if (stop_time <= start) { | |
1682 | ✗ | av_log(d, AV_LOG_ERROR, "-to value smaller than -ss; aborting.\n"); | |
1683 | ✗ | return AVERROR(EINVAL); | |
1684 | } else { | ||
1685 | ✗ | recording_time = stop_time - start; | |
1686 | } | ||
1687 | } | ||
1688 | |||
1689 |
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7314 | if (o->format) { |
1690 |
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3802 | if (!(file_iformat = av_find_input_format(o->format))) { |
1691 | ✗ | av_log(d, AV_LOG_FATAL, "Unknown input format: '%s'\n", o->format); | |
1692 | ✗ | return AVERROR(EINVAL); | |
1693 | } | ||
1694 | } | ||
1695 | |||
1696 |
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7314 | if (!strcmp(filename, "-")) |
1697 | ✗ | filename = "fd:"; | |
1698 | |||
1699 | 21942 | stdin_interaction &= strncmp(filename, "pipe:", 5) && | |
1700 |
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14628 | strcmp(filename, "fd:") && |
1701 |
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7314 | strcmp(filename, "/dev/stdin"); |
1702 | |||
1703 | /* get default parameters from command line */ | ||
1704 | 7314 | ic = avformat_alloc_context(); | |
1705 |
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7314 | if (!ic) |
1706 | ✗ | return AVERROR(ENOMEM); | |
1707 |
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7314 | if (o->audio_sample_rate.nb_opt) { |
1708 | 67 | av_dict_set_int(&o->g->format_opts, "sample_rate", o->audio_sample_rate.opt[o->audio_sample_rate.nb_opt - 1].u.i, 0); | |
1709 | } | ||
1710 |
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7314 | if (o->audio_channels.nb_opt) { |
1711 | const AVClass *priv_class; | ||
1712 |
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18 | if (file_iformat && (priv_class = file_iformat->priv_class) && |
1713 | 9 | av_opt_find(&priv_class, "ch_layout", NULL, 0, | |
1714 | AV_OPT_SEARCH_FAKE_OBJ)) { | ||
1715 | char buf[32]; | ||
1716 | 9 | snprintf(buf, sizeof(buf), "%dC", o->audio_channels.opt[o->audio_channels.nb_opt - 1].u.i); | |
1717 | 9 | av_dict_set(&o->g->format_opts, "ch_layout", buf, 0); | |
1718 | } | ||
1719 | } | ||
1720 |
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7314 | if (o->audio_ch_layouts.nb_opt) { |
1721 | const AVClass *priv_class; | ||
1722 |
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2 | if (file_iformat && (priv_class = file_iformat->priv_class) && |
1723 | 1 | av_opt_find(&priv_class, "ch_layout", NULL, 0, | |
1724 | AV_OPT_SEARCH_FAKE_OBJ)) { | ||
1725 | 1 | av_dict_set(&o->g->format_opts, "ch_layout", o->audio_ch_layouts.opt[o->audio_ch_layouts.nb_opt - 1].u.str, 0); | |
1726 | } | ||
1727 | } | ||
1728 |
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|
7314 | if (o->frame_rates.nb_opt) { |
1729 | const AVClass *priv_class; | ||
1730 | /* set the format-level framerate option; | ||
1731 | * this is important for video grabbers, e.g. x11 */ | ||
1732 |
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65 | if (file_iformat && (priv_class = file_iformat->priv_class) && |
1733 | 32 | av_opt_find(&priv_class, "framerate", NULL, 0, | |
1734 | AV_OPT_SEARCH_FAKE_OBJ)) { | ||
1735 | 32 | av_dict_set(&o->g->format_opts, "framerate", | |
1736 | 32 | o->frame_rates.opt[o->frame_rates.nb_opt - 1].u.str, 0); | |
1737 | } | ||
1738 | } | ||
1739 |
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|
7314 | if (o->frame_sizes.nb_opt) { |
1740 | 567 | av_dict_set(&o->g->format_opts, "video_size", o->frame_sizes.opt[o->frame_sizes.nb_opt - 1].u.str, 0); | |
1741 | } | ||
1742 |
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|
7314 | if (o->frame_pix_fmts.nb_opt) |
1743 | 576 | av_dict_set(&o->g->format_opts, "pixel_format", o->frame_pix_fmts.opt[o->frame_pix_fmts.nb_opt - 1].u.str, 0); | |
1744 | |||
1745 | 7314 | video_codec_name = opt_match_per_type_str(&o->codec_names, 'v'); | |
1746 | 7314 | audio_codec_name = opt_match_per_type_str(&o->codec_names, 'a'); | |
1747 | 7314 | subtitle_codec_name = opt_match_per_type_str(&o->codec_names, 's'); | |
1748 | 7314 | data_codec_name = opt_match_per_type_str(&o->codec_names, 'd'); | |
1749 | |||
1750 |
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|
7314 | if (video_codec_name) |
1751 | 3147 | ret = err_merge(ret, find_codec(NULL, video_codec_name , AVMEDIA_TYPE_VIDEO , 0, | |
1752 | 3147 | &ic->video_codec)); | |
1753 |
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|
7314 | if (audio_codec_name) |
1754 | 18 | ret = err_merge(ret, find_codec(NULL, audio_codec_name , AVMEDIA_TYPE_AUDIO , 0, | |
1755 | 18 | &ic->audio_codec)); | |
1756 |
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7314 | if (subtitle_codec_name) |
1757 | ✗ | ret = err_merge(ret, find_codec(NULL, subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0, | |
1758 | ✗ | &ic->subtitle_codec)); | |
1759 |
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7314 | if (data_codec_name) |
1760 | ✗ | ret = err_merge(ret, find_codec(NULL, data_codec_name , AVMEDIA_TYPE_DATA, 0, | |
1761 | ✗ | &ic->data_codec)); | |
1762 |
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7314 | if (ret < 0) { |
1763 | ✗ | avformat_free_context(ic); | |
1764 | ✗ | return ret; | |
1765 | } | ||
1766 | |||
1767 |
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7314 | ic->video_codec_id = video_codec_name ? ic->video_codec->id : AV_CODEC_ID_NONE; |
1768 |
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7314 | ic->audio_codec_id = audio_codec_name ? ic->audio_codec->id : AV_CODEC_ID_NONE; |
1769 |
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7314 | ic->subtitle_codec_id = subtitle_codec_name ? ic->subtitle_codec->id : AV_CODEC_ID_NONE; |
1770 |
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7314 | ic->data_codec_id = data_codec_name ? ic->data_codec->id : AV_CODEC_ID_NONE; |
1771 | |||
1772 | 7314 | ic->flags |= AVFMT_FLAG_NONBLOCK; | |
1773 |
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7314 | if (o->bitexact) |
1774 | 84 | ic->flags |= AVFMT_FLAG_BITEXACT; | |
1775 | 7314 | ic->interrupt_callback = int_cb; | |
1776 | |||
1777 |
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7314 | if (!av_dict_get(o->g->format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE)) { |
1778 | 7314 | av_dict_set(&o->g->format_opts, "scan_all_pmts", "1", AV_DICT_DONT_OVERWRITE); | |
1779 | 7314 | scan_all_pmts_set = 1; | |
1780 | } | ||
1781 | /* open the input file with generic avformat function */ | ||
1782 | 7314 | err = avformat_open_input(&ic, filename, file_iformat, &o->g->format_opts); | |
1783 |
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7314 | if (err < 0) { |
1784 | ✗ | if (err != AVERROR_EXIT) | |
1785 | ✗ | av_log(d, AV_LOG_ERROR, | |
1786 | ✗ | "Error opening input: %s\n", av_err2str(err)); | |
1787 | ✗ | if (err == AVERROR_PROTOCOL_NOT_FOUND) | |
1788 | ✗ | av_log(d, AV_LOG_ERROR, "Did you mean file:%s?\n", filename); | |
1789 | ✗ | return err; | |
1790 | } | ||
1791 | 7314 | f->ctx = ic; | |
1792 | |||
1793 | 7314 | av_strlcat(d->log_name, "/", sizeof(d->log_name)); | |
1794 | 7314 | av_strlcat(d->log_name, ic->iformat->name, sizeof(d->log_name)); | |
1795 | |||
1796 |
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7314 | if (scan_all_pmts_set) |
1797 | 7314 | av_dict_set(&o->g->format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE); | |
1798 | 7314 | remove_avoptions(&o->g->format_opts, o->g->codec_opts); | |
1799 | |||
1800 | 7314 | ret = check_avoptions(o->g->format_opts); | |
1801 |
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7314 | if (ret < 0) |
1802 | ✗ | return ret; | |
1803 | |||
1804 | /* apply forced codec ids */ | ||
1805 |
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15041 | for (int i = 0; i < ic->nb_streams; i++) { |
1806 | const AVCodec *dummy; | ||
1807 | 7727 | ret = choose_decoder(o, f, ic, ic->streams[i], HWACCEL_NONE, AV_HWDEVICE_TYPE_NONE, | |
1808 | &dummy); | ||
1809 |
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7727 | if (ret < 0) |
1810 | ✗ | return ret; | |
1811 | } | ||
1812 | |||
1813 |
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7314 | if (o->find_stream_info) { |
1814 | AVDictionary **opts; | ||
1815 | 7312 | int orig_nb_streams = ic->nb_streams; | |
1816 | |||
1817 | 7312 | ret = setup_find_stream_info_opts(ic, o->g->codec_opts, &opts); | |
1818 |
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7312 | if (ret < 0) |
1819 | ✗ | return ret; | |
1820 | |||
1821 | /* If not enough info to get the stream parameters, we decode the | ||
1822 | first frames to get it. (used in mpeg case for example) */ | ||
1823 | 7312 | ret = avformat_find_stream_info(ic, opts); | |
1824 | |||
1825 |
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15037 | for (int i = 0; i < orig_nb_streams; i++) |
1826 | 7725 | av_dict_free(&opts[i]); | |
1827 | 7312 | av_freep(&opts); | |
1828 | |||
1829 |
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7312 | if (ret < 0) { |
1830 | ✗ | av_log(d, AV_LOG_FATAL, "could not find codec parameters\n"); | |
1831 | ✗ | if (ic->nb_streams == 0) | |
1832 | ✗ | return ret; | |
1833 | } | ||
1834 | } | ||
1835 | |||
1836 |
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7314 | if (start_time != AV_NOPTS_VALUE && start_time_eof != AV_NOPTS_VALUE) { |
1837 | ✗ | av_log(d, AV_LOG_WARNING, "Cannot use -ss and -sseof both, using -ss\n"); | |
1838 | ✗ | start_time_eof = AV_NOPTS_VALUE; | |
1839 | } | ||
1840 | |||
1841 |
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7314 | if (start_time_eof != AV_NOPTS_VALUE) { |
1842 | ✗ | if (start_time_eof >= 0) { | |
1843 | ✗ | av_log(d, AV_LOG_ERROR, "-sseof value must be negative; aborting\n"); | |
1844 | ✗ | return AVERROR(EINVAL); | |
1845 | } | ||
1846 | ✗ | if (ic->duration > 0) { | |
1847 | ✗ | start_time = start_time_eof + ic->duration; | |
1848 | ✗ | if (start_time < 0) { | |
1849 | ✗ | av_log(d, AV_LOG_WARNING, "-sseof value seeks to before start of file; ignored\n"); | |
1850 | ✗ | start_time = AV_NOPTS_VALUE; | |
1851 | } | ||
1852 | } else | ||
1853 | ✗ | av_log(d, AV_LOG_WARNING, "Cannot use -sseof, file duration not known\n"); | |
1854 | } | ||
1855 |
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7314 | timestamp = (start_time == AV_NOPTS_VALUE) ? 0 : start_time; |
1856 | /* add the stream start time */ | ||
1857 |
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|
7314 | if (!o->seek_timestamp && ic->start_time != AV_NOPTS_VALUE) |
1858 | 5588 | timestamp += ic->start_time; | |
1859 | |||
1860 | /* if seeking requested, we execute it */ | ||
1861 |
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7314 | if (start_time != AV_NOPTS_VALUE) { |
1862 | 21 | int64_t seek_timestamp = timestamp; | |
1863 | |||
1864 |
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21 | if (!(ic->iformat->flags & AVFMT_SEEK_TO_PTS)) { |
1865 | 21 | int dts_heuristic = 0; | |
1866 |
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42 | for (int i = 0; i < ic->nb_streams; i++) { |
1867 | 21 | const AVCodecParameters *par = ic->streams[i]->codecpar; | |
1868 |
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21 | if (par->video_delay) { |
1869 | ✗ | dts_heuristic = 1; | |
1870 | ✗ | break; | |
1871 | } | ||
1872 | } | ||
1873 |
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21 | if (dts_heuristic) { |
1874 | ✗ | seek_timestamp -= 3*AV_TIME_BASE / 23; | |
1875 | } | ||
1876 | } | ||
1877 | 21 | ret = avformat_seek_file(ic, -1, INT64_MIN, seek_timestamp, seek_timestamp, 0); | |
1878 |
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21 | if (ret < 0) { |
1879 | 1 | av_log(d, AV_LOG_WARNING, "could not seek to position %0.3f\n", | |
1880 | 1 | (double)timestamp / AV_TIME_BASE); | |
1881 | } | ||
1882 | } | ||
1883 | |||
1884 | 7314 | f->start_time = start_time; | |
1885 | 7314 | d->recording_time = recording_time; | |
1886 | 7314 | f->input_sync_ref = o->input_sync_ref; | |
1887 | 7314 | f->input_ts_offset = o->input_ts_offset; | |
1888 |
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7314 | f->ts_offset = o->input_ts_offset - (copy_ts ? (start_at_zero && ic->start_time != AV_NOPTS_VALUE ? ic->start_time : 0) : timestamp); |
1889 | 7314 | d->accurate_seek = o->accurate_seek; | |
1890 | 7314 | d->loop = o->loop; | |
1891 | 7314 | d->nb_streams_warn = ic->nb_streams; | |
1892 | |||
1893 | 7314 | d->duration = (Timestamp){ .ts = 0, .tb = (AVRational){ 1, 1 } }; | |
1894 | 7314 | d->min_pts = (Timestamp){ .ts = AV_NOPTS_VALUE, .tb = (AVRational){ 1, 1 } }; | |
1895 | 7314 | d->max_pts = (Timestamp){ .ts = AV_NOPTS_VALUE, .tb = (AVRational){ 1, 1 } }; | |
1896 | |||
1897 | 7314 | d->readrate = o->readrate ? o->readrate : 0.0; | |
1898 |
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7314 | if (d->readrate < 0.0f) { |
1899 | ✗ | av_log(d, AV_LOG_ERROR, "Option -readrate is %0.3f; it must be non-negative.\n", d->readrate); | |
1900 | ✗ | return AVERROR(EINVAL); | |
1901 | } | ||
1902 |
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7314 | if (o->rate_emu) { |
1903 |
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1 | if (d->readrate) { |
1904 | ✗ | av_log(d, AV_LOG_WARNING, "Both -readrate and -re set. Using -readrate %0.3f.\n", d->readrate); | |
1905 | } else | ||
1906 | 1 | d->readrate = 1.0f; | |
1907 | } | ||
1908 | |||
1909 |
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7314 | if (d->readrate) { |
1910 |
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1 | d->readrate_initial_burst = o->readrate_initial_burst ? o->readrate_initial_burst : 0.5; |
1911 |
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1 | if (d->readrate_initial_burst < 0.0) { |
1912 | ✗ | av_log(d, AV_LOG_ERROR, | |
1913 | "Option -readrate_initial_burst is %0.3f; it must be non-negative.\n", | ||
1914 | d->readrate_initial_burst); | ||
1915 | ✗ | return AVERROR(EINVAL); | |
1916 | } | ||
1917 |
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1 | d->readrate_catchup = o->readrate_catchup ? o->readrate_catchup : d->readrate * 1.05; |
1918 |
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|
1 | if (d->readrate_catchup < d->readrate) { |
1919 | ✗ | av_log(d, AV_LOG_ERROR, | |
1920 | "Option -readrate_catchup is %0.3f; it must be at least equal to %0.3f.\n", | ||
1921 | ✗ | d->readrate_catchup, d->readrate); | |
1922 | ✗ | return AVERROR(EINVAL); | |
1923 | } | ||
1924 | } else { | ||
1925 |
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7313 | if (o->readrate_initial_burst) { |
1926 | ✗ | av_log(d, AV_LOG_WARNING, "Option -readrate_initial_burst ignored " | |
1927 | "since neither -readrate nor -re were given\n"); | ||
1928 | } | ||
1929 |
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|
7313 | if (o->readrate_catchup) { |
1930 | ✗ | av_log(d, AV_LOG_WARNING, "Option -readrate_catchup ignored " | |
1931 | "since neither -readrate nor -re were given\n"); | ||
1932 | } | ||
1933 | } | ||
1934 | |||
1935 | /* Add all the streams from the given input file to the demuxer */ | ||
1936 |
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15192 | for (int i = 0; i < ic->nb_streams; i++) { |
1937 | 7878 | ret = ist_add(o, d, ic->streams[i], &opts_used); | |
1938 |
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7878 | if (ret < 0) { |
1939 | ✗ | av_dict_free(&opts_used); | |
1940 | ✗ | return ret; | |
1941 | } | ||
1942 | } | ||
1943 | |||
1944 | /* dump the file content */ | ||
1945 | 7314 | av_dump_format(ic, f->index, filename, 0); | |
1946 | |||
1947 | /* check if all codec options have been used */ | ||
1948 | 7314 | ret = check_avoptions_used(o->g->codec_opts, opts_used, d, 1); | |
1949 | 7314 | av_dict_free(&opts_used); | |
1950 |
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7314 | if (ret < 0) |
1951 | ✗ | return ret; | |
1952 | |||
1953 |
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7314 | for (int i = 0; i < o->dump_attachment.nb_opt; i++) { |
1954 | ✗ | for (int j = 0; j < f->nb_streams; j++) { | |
1955 | ✗ | InputStream *ist = f->streams[j]; | |
1956 | |||
1957 | ✗ | if (check_stream_specifier(ic, ist->st, o->dump_attachment.opt[i].specifier) == 1) { | |
1958 | ✗ | ret = dump_attachment(ist, o->dump_attachment.opt[i].u.str); | |
1959 | ✗ | if (ret < 0) | |
1960 | ✗ | return ret; | |
1961 | } | ||
1962 | } | ||
1963 | } | ||
1964 | |||
1965 | 7314 | return 0; | |
1966 | } | ||
1967 |