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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 | |||
71 | |||
72 | int wrap_correction_done; | ||
73 | int saw_first_ts; | ||
74 | ///< dts of the first packet read for this stream (in AV_TIME_BASE units) | ||
75 | int64_t first_dts; | ||
76 | |||
77 | /* predicted dts of the next packet read for this stream or (when there are | ||
78 | * several frames in a packet) of the next frame in current packet (in AV_TIME_BASE units) */ | ||
79 | int64_t next_dts; | ||
80 | ///< dts of the last packet read for this stream (in AV_TIME_BASE units) | ||
81 | int64_t dts; | ||
82 | |||
83 | const AVCodecDescriptor *codec_desc; | ||
84 | |||
85 | AVDictionary *decoder_opts; | ||
86 | DecoderOpts dec_opts; | ||
87 | char dec_name[16]; | ||
88 | // decoded media properties, as estimated by opening the decoder | ||
89 | AVFrame *decoded_params; | ||
90 | |||
91 | AVBSFContext *bsf; | ||
92 | |||
93 | /* number of packets successfully read for this stream */ | ||
94 | uint64_t nb_packets; | ||
95 | // combined size of all the packets read | ||
96 | uint64_t data_size; | ||
97 | } DemuxStream; | ||
98 | |||
99 | typedef struct Demuxer { | ||
100 | InputFile f; | ||
101 | |||
102 | // name used for logging | ||
103 | char log_name[32]; | ||
104 | |||
105 | int64_t wallclock_start; | ||
106 | |||
107 | /** | ||
108 | * Extra timestamp offset added by discontinuity handling. | ||
109 | */ | ||
110 | int64_t ts_offset_discont; | ||
111 | int64_t last_ts; | ||
112 | |||
113 | int64_t recording_time; | ||
114 | int accurate_seek; | ||
115 | |||
116 | /* number of times input stream should be looped */ | ||
117 | int loop; | ||
118 | int have_audio_dec; | ||
119 | /* duration of the looped segment of the input file */ | ||
120 | Timestamp duration; | ||
121 | /* pts with the smallest/largest values ever seen */ | ||
122 | Timestamp min_pts; | ||
123 | Timestamp max_pts; | ||
124 | |||
125 | /* number of streams that the user was warned of */ | ||
126 | int nb_streams_warn; | ||
127 | |||
128 | float readrate; | ||
129 | double readrate_initial_burst; | ||
130 | |||
131 | Scheduler *sch; | ||
132 | |||
133 | AVPacket *pkt_heartbeat; | ||
134 | |||
135 | int read_started; | ||
136 | int nb_streams_used; | ||
137 | int nb_streams_finished; | ||
138 | } Demuxer; | ||
139 | |||
140 | typedef struct DemuxThreadContext { | ||
141 | // packet used for reading from the demuxer | ||
142 | AVPacket *pkt_demux; | ||
143 | // packet for reading from BSFs | ||
144 | AVPacket *pkt_bsf; | ||
145 | } DemuxThreadContext; | ||
146 | |||
147 | 1847864 | static DemuxStream *ds_from_ist(InputStream *ist) | |
148 | { | ||
149 | 1847864 | return (DemuxStream*)ist; | |
150 | } | ||
151 | |||
152 | 20454 | static Demuxer *demuxer_from_ifile(InputFile *f) | |
153 | { | ||
154 | 20454 | return (Demuxer*)f; | |
155 | } | ||
156 | |||
157 | 55 | InputStream *ist_find_unused(enum AVMediaType type) | |
158 | { | ||
159 |
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74 | for (InputStream *ist = ist_iter(NULL); ist; ist = ist_iter(ist)) { |
160 | 74 | DemuxStream *ds = ds_from_ist(ist); | |
161 |
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74 | if (ist->par->codec_type == type && ds->discard && |
162 |
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55 | ist->user_set_discard != AVDISCARD_ALL) |
163 | 55 | return ist; | |
164 | } | ||
165 | ✗ | return NULL; | |
166 | } | ||
167 | |||
168 | 9757 | static void report_new_stream(Demuxer *d, const AVPacket *pkt) | |
169 | { | ||
170 | 9757 | const AVStream *st = d->f.ctx->streams[pkt->stream_index]; | |
171 | |||
172 |
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9757 | if (pkt->stream_index < d->nb_streams_warn) |
173 | 9757 | return; | |
174 | ✗ | av_log(d, AV_LOG_WARNING, | |
175 | "New %s stream with index %d at pos:%"PRId64" and DTS:%ss\n", | ||
176 | ✗ | av_get_media_type_string(st->codecpar->codec_type), | |
177 | ✗ | pkt->stream_index, pkt->pos, av_ts2timestr(pkt->dts, &st->time_base)); | |
178 | ✗ | d->nb_streams_warn = pkt->stream_index + 1; | |
179 | } | ||
180 | |||
181 | 11 | static int seek_to_start(Demuxer *d, Timestamp end_pts) | |
182 | { | ||
183 | 11 | InputFile *ifile = &d->f; | |
184 | 11 | AVFormatContext *is = ifile->ctx; | |
185 | int ret; | ||
186 | |||
187 | 11 | ret = avformat_seek_file(is, -1, INT64_MIN, is->start_time, is->start_time, 0); | |
188 |
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11 | if (ret < 0) |
189 | ✗ | return ret; | |
190 | |||
191 |
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11 | if (end_pts.ts != AV_NOPTS_VALUE && |
192 |
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6 | (d->max_pts.ts == AV_NOPTS_VALUE || |
193 | 3 | av_compare_ts(d->max_pts.ts, d->max_pts.tb, end_pts.ts, end_pts.tb) < 0)) | |
194 | 3 | d->max_pts = end_pts; | |
195 | |||
196 |
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11 | if (d->max_pts.ts != AV_NOPTS_VALUE) { |
197 |
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11 | int64_t min_pts = d->min_pts.ts == AV_NOPTS_VALUE ? 0 : d->min_pts.ts; |
198 | 11 | d->duration.ts = d->max_pts.ts - av_rescale_q(min_pts, d->min_pts.tb, d->max_pts.tb); | |
199 | } | ||
200 | 11 | d->duration.tb = d->max_pts.tb; | |
201 | |||
202 |
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11 | if (d->loop > 0) |
203 | 11 | d->loop--; | |
204 | |||
205 | 11 | return ret; | |
206 | } | ||
207 | |||
208 | 414756 | static void ts_discontinuity_detect(Demuxer *d, InputStream *ist, | |
209 | AVPacket *pkt) | ||
210 | { | ||
211 | 414756 | InputFile *ifile = &d->f; | |
212 | 414756 | DemuxStream *ds = ds_from_ist(ist); | |
213 | 414756 | const int fmt_is_discont = ifile->ctx->iformat->flags & AVFMT_TS_DISCONT; | |
214 | 414756 | int disable_discontinuity_correction = copy_ts; | |
215 | 414756 | int64_t pkt_dts = av_rescale_q_rnd(pkt->dts, pkt->time_base, AV_TIME_BASE_Q, | |
216 | AV_ROUND_NEAR_INF | AV_ROUND_PASS_MINMAX); | ||
217 | |||
218 |
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414756 | if (copy_ts && ds->next_dts != AV_NOPTS_VALUE && |
219 |
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73 | fmt_is_discont && ist->st->pts_wrap_bits < 60) { |
220 | ✗ | int64_t wrap_dts = av_rescale_q_rnd(pkt->dts + (1LL<<ist->st->pts_wrap_bits), | |
221 | ✗ | pkt->time_base, AV_TIME_BASE_Q, | |
222 | AV_ROUND_NEAR_INF|AV_ROUND_PASS_MINMAX); | ||
223 | ✗ | if (FFABS(wrap_dts - ds->next_dts) < FFABS(pkt_dts - ds->next_dts)/10) | |
224 | ✗ | disable_discontinuity_correction = 0; | |
225 | } | ||
226 | |||
227 |
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822885 | if (ds->next_dts != AV_NOPTS_VALUE && !disable_discontinuity_correction) { |
228 | 408129 | int64_t delta = pkt_dts - ds->next_dts; | |
229 |
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408129 | if (fmt_is_discont) { |
230 |
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22492 | if (FFABS(delta) > 1LL * dts_delta_threshold * AV_TIME_BASE || |
231 |
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22409 | pkt_dts + AV_TIME_BASE/10 < ds->dts) { |
232 | 91 | d->ts_offset_discont -= delta; | |
233 | 91 | av_log(ist, AV_LOG_WARNING, | |
234 | "timestamp discontinuity " | ||
235 | "(stream id=%d): %"PRId64", new offset= %"PRId64"\n", | ||
236 | 91 | ist->st->id, delta, d->ts_offset_discont); | |
237 | 91 | pkt->dts -= av_rescale_q(delta, AV_TIME_BASE_Q, pkt->time_base); | |
238 |
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91 | if (pkt->pts != AV_NOPTS_VALUE) |
239 | 91 | pkt->pts -= av_rescale_q(delta, AV_TIME_BASE_Q, pkt->time_base); | |
240 | } | ||
241 | } else { | ||
242 |
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385637 | if (FFABS(delta) > 1LL * dts_error_threshold * AV_TIME_BASE) { |
243 | ✗ | av_log(NULL, AV_LOG_WARNING, | |
244 | "DTS %"PRId64", next:%"PRId64" st:%d invalid dropping\n", | ||
245 | pkt->dts, ds->next_dts, pkt->stream_index); | ||
246 | ✗ | pkt->dts = AV_NOPTS_VALUE; | |
247 | } | ||
248 |
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385637 | if (pkt->pts != AV_NOPTS_VALUE){ |
249 | 383573 | int64_t pkt_pts = av_rescale_q(pkt->pts, pkt->time_base, AV_TIME_BASE_Q); | |
250 | 383573 | delta = pkt_pts - ds->next_dts; | |
251 |
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383573 | if (FFABS(delta) > 1LL * dts_error_threshold * AV_TIME_BASE) { |
252 | ✗ | av_log(NULL, AV_LOG_WARNING, | |
253 | "PTS %"PRId64", next:%"PRId64" invalid dropping st:%d\n", | ||
254 | pkt->pts, ds->next_dts, pkt->stream_index); | ||
255 | ✗ | pkt->pts = AV_NOPTS_VALUE; | |
256 | } | ||
257 | } | ||
258 | } | ||
259 |
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6627 | } else if (ds->next_dts == AV_NOPTS_VALUE && !copy_ts && |
260 |
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115 | fmt_is_discont && d->last_ts != AV_NOPTS_VALUE) { |
261 | 115 | int64_t delta = pkt_dts - d->last_ts; | |
262 |
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115 | if (FFABS(delta) > 1LL * dts_delta_threshold * AV_TIME_BASE) { |
263 | ✗ | d->ts_offset_discont -= delta; | |
264 | ✗ | av_log(NULL, AV_LOG_DEBUG, | |
265 | "Inter stream timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", | ||
266 | delta, d->ts_offset_discont); | ||
267 | ✗ | pkt->dts -= av_rescale_q(delta, AV_TIME_BASE_Q, pkt->time_base); | |
268 | ✗ | if (pkt->pts != AV_NOPTS_VALUE) | |
269 | ✗ | pkt->pts -= av_rescale_q(delta, AV_TIME_BASE_Q, pkt->time_base); | |
270 | } | ||
271 | } | ||
272 | |||
273 | 414756 | d->last_ts = av_rescale_q(pkt->dts, pkt->time_base, AV_TIME_BASE_Q); | |
274 | 414756 | } | |
275 | |||
276 | 462052 | static void ts_discontinuity_process(Demuxer *d, InputStream *ist, | |
277 | AVPacket *pkt) | ||
278 | { | ||
279 | 462052 | int64_t offset = av_rescale_q(d->ts_offset_discont, AV_TIME_BASE_Q, | |
280 | pkt->time_base); | ||
281 | |||
282 | // apply previously-detected timestamp-discontinuity offset | ||
283 | // (to all streams, not just audio/video) | ||
284 |
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462052 | if (pkt->dts != AV_NOPTS_VALUE) |
285 | 417461 | pkt->dts += offset; | |
286 |
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462052 | if (pkt->pts != AV_NOPTS_VALUE) |
287 | 415357 | pkt->pts += offset; | |
288 | |||
289 | // detect timestamp discontinuities for audio/video | ||
290 |
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462052 | if ((ist->par->codec_type == AVMEDIA_TYPE_VIDEO || |
291 |
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281726 | ist->par->codec_type == AVMEDIA_TYPE_AUDIO) && |
292 |
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459343 | pkt->dts != AV_NOPTS_VALUE) |
293 | 414756 | ts_discontinuity_detect(d, ist, pkt); | |
294 | 462052 | } | |
295 | |||
296 | 462052 | static int ist_dts_update(DemuxStream *ds, AVPacket *pkt, FrameData *fd) | |
297 | { | ||
298 | 462052 | InputStream *ist = &ds->ist; | |
299 | 462052 | const AVCodecParameters *par = ist->par; | |
300 | |||
301 |
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462052 | if (!ds->saw_first_ts) { |
302 | 7051 | ds->first_dts = | |
303 |
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7051 | ds->dts = ist->st->avg_frame_rate.num ? - ist->par->video_delay * AV_TIME_BASE / av_q2d(ist->st->avg_frame_rate) : 0; |
304 |
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7051 | if (pkt->pts != AV_NOPTS_VALUE) { |
305 | 6460 | ds->first_dts = | |
306 | 6460 | ds->dts += av_rescale_q(pkt->pts, pkt->time_base, AV_TIME_BASE_Q); | |
307 | } | ||
308 | 7051 | ds->saw_first_ts = 1; | |
309 | } | ||
310 | |||
311 |
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462052 | if (ds->next_dts == AV_NOPTS_VALUE) |
312 | 7051 | ds->next_dts = ds->dts; | |
313 | |||
314 |
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462052 | if (pkt->dts != AV_NOPTS_VALUE) |
315 | 417461 | ds->next_dts = ds->dts = av_rescale_q(pkt->dts, pkt->time_base, AV_TIME_BASE_Q); | |
316 | |||
317 | 462052 | ds->dts = ds->next_dts; | |
318 |
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462052 | switch (par->codec_type) { |
319 | 279017 | case AVMEDIA_TYPE_AUDIO: | |
320 | av_assert1(pkt->duration >= 0); | ||
321 |
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279017 | if (par->sample_rate) { |
322 | 279017 | ds->next_dts += ((int64_t)AV_TIME_BASE * par->frame_size) / | |
323 | 279017 | par->sample_rate; | |
324 | } else { | ||
325 | ✗ | ds->next_dts += av_rescale_q(pkt->duration, pkt->time_base, AV_TIME_BASE_Q); | |
326 | } | ||
327 | 279017 | break; | |
328 | 180326 | case AVMEDIA_TYPE_VIDEO: | |
329 |
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180326 | if (ist->framerate.num) { |
330 | // TODO: Remove work-around for c99-to-c89 issue 7 | ||
331 | 604 | AVRational time_base_q = AV_TIME_BASE_Q; | |
332 | 604 | int64_t next_dts = av_rescale_q(ds->next_dts, time_base_q, av_inv_q(ist->framerate)); | |
333 | 604 | ds->next_dts = av_rescale_q(next_dts + 1, av_inv_q(ist->framerate), time_base_q); | |
334 |
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179722 | } else if (pkt->duration) { |
335 | 177584 | ds->next_dts += av_rescale_q(pkt->duration, pkt->time_base, AV_TIME_BASE_Q); | |
336 |
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2138 | } else if (ist->par->framerate.num != 0) { |
337 | 70 | AVRational field_rate = av_mul_q(ist->par->framerate, | |
338 | 70 | (AVRational){ 2, 1 }); | |
339 | 70 | int fields = 2; | |
340 | |||
341 |
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70 | if (ds->codec_desc && |
342 |
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94 | (ds->codec_desc->props & AV_CODEC_PROP_FIELDS) && |
343 | 24 | av_stream_get_parser(ist->st)) | |
344 | 14 | fields = 1 + av_stream_get_parser(ist->st)->repeat_pict; | |
345 | |||
346 | 70 | ds->next_dts += av_rescale_q(fields, av_inv_q(field_rate), AV_TIME_BASE_Q); | |
347 | } | ||
348 | 180326 | break; | |
349 | } | ||
350 | |||
351 | 462052 | fd->dts_est = ds->dts; | |
352 | |||
353 | 462052 | return 0; | |
354 | } | ||
355 | |||
356 | 462052 | static int ts_fixup(Demuxer *d, AVPacket *pkt, FrameData *fd) | |
357 | { | ||
358 | 462052 | InputFile *ifile = &d->f; | |
359 | 462052 | InputStream *ist = ifile->streams[pkt->stream_index]; | |
360 | 462052 | DemuxStream *ds = ds_from_ist(ist); | |
361 | 462052 | const int64_t start_time = ifile->start_time_effective; | |
362 | int64_t duration; | ||
363 | int ret; | ||
364 | |||
365 | 462052 | pkt->time_base = ist->st->time_base; | |
366 | |||
367 | #define SHOW_TS_DEBUG(tag_) \ | ||
368 | if (debug_ts) { \ | ||
369 | av_log(ist, AV_LOG_INFO, "%s -> ist_index:%d:%d type:%s " \ | ||
370 | "pkt_pts:%s pkt_pts_time:%s pkt_dts:%s pkt_dts_time:%s duration:%s duration_time:%s\n", \ | ||
371 | tag_, ifile->index, pkt->stream_index, \ | ||
372 | av_get_media_type_string(ist->st->codecpar->codec_type), \ | ||
373 | av_ts2str(pkt->pts), av_ts2timestr(pkt->pts, &pkt->time_base), \ | ||
374 | av_ts2str(pkt->dts), av_ts2timestr(pkt->dts, &pkt->time_base), \ | ||
375 | av_ts2str(pkt->duration), av_ts2timestr(pkt->duration, &pkt->time_base)); \ | ||
376 | } | ||
377 | |||
378 |
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462052 | SHOW_TS_DEBUG("demuxer"); |
379 | |||
380 |
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462052 | if (!ds->wrap_correction_done && start_time != AV_NOPTS_VALUE && |
381 |
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318340 | ist->st->pts_wrap_bits < 64) { |
382 | int64_t stime, stime2; | ||
383 | |||
384 | 355 | stime = av_rescale_q(start_time, AV_TIME_BASE_Q, pkt->time_base); | |
385 | 355 | stime2= stime + (1ULL<<ist->st->pts_wrap_bits); | |
386 | 355 | ds->wrap_correction_done = 1; | |
387 | |||
388 |
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355 | if(stime2 > stime && pkt->dts != AV_NOPTS_VALUE && pkt->dts > stime + (1LL<<(ist->st->pts_wrap_bits-1))) { |
389 | ✗ | pkt->dts -= 1ULL<<ist->st->pts_wrap_bits; | |
390 | ✗ | ds->wrap_correction_done = 0; | |
391 | } | ||
392 |
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355 | if(stime2 > stime && pkt->pts != AV_NOPTS_VALUE && pkt->pts > stime + (1LL<<(ist->st->pts_wrap_bits-1))) { |
393 | ✗ | pkt->pts -= 1ULL<<ist->st->pts_wrap_bits; | |
394 | ✗ | ds->wrap_correction_done = 0; | |
395 | } | ||
396 | } | ||
397 | |||
398 |
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462052 | if (pkt->dts != AV_NOPTS_VALUE) |
399 | 417461 | pkt->dts += av_rescale_q(ifile->ts_offset, AV_TIME_BASE_Q, pkt->time_base); | |
400 |
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462052 | if (pkt->pts != AV_NOPTS_VALUE) |
401 | 415357 | pkt->pts += av_rescale_q(ifile->ts_offset, AV_TIME_BASE_Q, pkt->time_base); | |
402 | |||
403 |
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462052 | if (pkt->pts != AV_NOPTS_VALUE) |
404 | 415357 | pkt->pts *= ds->ts_scale; | |
405 |
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462052 | if (pkt->dts != AV_NOPTS_VALUE) |
406 | 417461 | pkt->dts *= ds->ts_scale; | |
407 | |||
408 | 462052 | duration = av_rescale_q(d->duration.ts, d->duration.tb, pkt->time_base); | |
409 |
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462052 | if (pkt->pts != AV_NOPTS_VALUE) { |
410 | // audio decoders take precedence for estimating total file duration | ||
411 |
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415357 | int64_t pkt_duration = d->have_audio_dec ? 0 : pkt->duration; |
412 | |||
413 | 415357 | pkt->pts += duration; | |
414 | |||
415 | // update max/min pts that will be used to compute total file duration | ||
416 | // when using -stream_loop | ||
417 |
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824411 | if (d->max_pts.ts == AV_NOPTS_VALUE || |
418 | 409054 | av_compare_ts(d->max_pts.ts, d->max_pts.tb, | |
419 | 409054 | pkt->pts + pkt_duration, pkt->time_base) < 0) { | |
420 | 403117 | d->max_pts = (Timestamp){ .ts = pkt->pts + pkt_duration, | |
421 | 403117 | .tb = pkt->time_base }; | |
422 | } | ||
423 |
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824411 | if (d->min_pts.ts == AV_NOPTS_VALUE || |
424 | 409054 | av_compare_ts(d->min_pts.ts, d->min_pts.tb, | |
425 | pkt->pts, pkt->time_base) > 0) { | ||
426 | 6326 | d->min_pts = (Timestamp){ .ts = pkt->pts, | |
427 | 6326 | .tb = pkt->time_base }; | |
428 | } | ||
429 | } | ||
430 | |||
431 |
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462052 | if (pkt->dts != AV_NOPTS_VALUE) |
432 | 417461 | pkt->dts += duration; | |
433 | |||
434 |
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462052 | SHOW_TS_DEBUG("demuxer+tsfixup"); |
435 | |||
436 | // detect and try to correct for timestamp discontinuities | ||
437 | 462052 | ts_discontinuity_process(d, ist, pkt); | |
438 | |||
439 | // update estimated/predicted dts | ||
440 | 462052 | ret = ist_dts_update(ds, pkt, fd); | |
441 |
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462052 | if (ret < 0) |
442 | ✗ | return ret; | |
443 | |||
444 | 462052 | return 0; | |
445 | } | ||
446 | |||
447 | 462052 | static int input_packet_process(Demuxer *d, AVPacket *pkt, unsigned *send_flags) | |
448 | { | ||
449 | 462052 | InputFile *f = &d->f; | |
450 | 462052 | InputStream *ist = f->streams[pkt->stream_index]; | |
451 | 462052 | DemuxStream *ds = ds_from_ist(ist); | |
452 | FrameData *fd; | ||
453 | 462052 | int ret = 0; | |
454 | |||
455 | 462052 | fd = packet_data(pkt); | |
456 |
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462052 | if (!fd) |
457 | ✗ | return AVERROR(ENOMEM); | |
458 | |||
459 | 462052 | ret = ts_fixup(d, pkt, fd); | |
460 |
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462052 | if (ret < 0) |
461 | ✗ | return ret; | |
462 | |||
463 |
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462052 | if (d->recording_time != INT64_MAX) { |
464 | 229 | int64_t start_time = 0; | |
465 |
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229 | if (copy_ts) { |
466 |
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74 | start_time += f->start_time != AV_NOPTS_VALUE ? f->start_time : 0; |
467 |
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74 | start_time += start_at_zero ? 0 : f->start_time_effective; |
468 | } | ||
469 |
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229 | if (ds->dts >= d->recording_time + start_time) |
470 | 33 | *send_flags |= DEMUX_SEND_STREAMCOPY_EOF; | |
471 | } | ||
472 | |||
473 | 462052 | ds->data_size += pkt->size; | |
474 | 462052 | ds->nb_packets++; | |
475 | |||
476 | 462052 | fd->wallclock[LATENCY_PROBE_DEMUX] = av_gettime_relative(); | |
477 | |||
478 |
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462052 | if (debug_ts) { |
479 | ✗ | av_log(NULL, 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", | |
480 | f->index, pkt->stream_index, | ||
481 | ✗ | av_get_media_type_string(ist->par->codec_type), | |
482 | ✗ | av_ts2str(pkt->pts), av_ts2timestr(pkt->pts, &pkt->time_base), | |
483 | ✗ | av_ts2str(pkt->dts), av_ts2timestr(pkt->dts, &pkt->time_base), | |
484 | ✗ | av_ts2str(pkt->duration), av_ts2timestr(pkt->duration, &pkt->time_base), | |
485 | ✗ | av_ts2str(f->ts_offset), av_ts2timestr(f->ts_offset, &AV_TIME_BASE_Q)); | |
486 | } | ||
487 | |||
488 | 462052 | return 0; | |
489 | } | ||
490 | |||
491 | 216 | static void readrate_sleep(Demuxer *d) | |
492 | { | ||
493 | 216 | InputFile *f = &d->f; | |
494 | 432 | int64_t file_start = copy_ts * ( | |
495 |
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216 | (f->start_time_effective != AV_NOPTS_VALUE ? f->start_time_effective * !start_at_zero : 0) + |
496 |
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216 | (f->start_time != AV_NOPTS_VALUE ? f->start_time : 0) |
497 | ); | ||
498 | 216 | int64_t burst_until = AV_TIME_BASE * d->readrate_initial_burst; | |
499 |
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432 | for (int i = 0; i < f->nb_streams; i++) { |
500 | 216 | InputStream *ist = f->streams[i]; | |
501 | 216 | DemuxStream *ds = ds_from_ist(ist); | |
502 | int64_t stream_ts_offset, pts, now; | ||
503 |
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216 | stream_ts_offset = FFMAX(ds->first_dts != AV_NOPTS_VALUE ? ds->first_dts : 0, file_start); |
504 | 216 | pts = av_rescale(ds->dts, 1000000, AV_TIME_BASE); | |
505 | 216 | now = (av_gettime_relative() - d->wallclock_start) * d->readrate + stream_ts_offset; | |
506 |
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216 | if (pts - burst_until > now) |
507 | 191 | av_usleep(pts - burst_until - now); | |
508 | } | ||
509 | 216 | } | |
510 | |||
511 | 463000 | static int do_send(Demuxer *d, DemuxStream *ds, AVPacket *pkt, unsigned flags, | |
512 | const char *pkt_desc) | ||
513 | { | ||
514 | int ret; | ||
515 | |||
516 | 463000 | pkt->stream_index = ds->sch_idx_stream; | |
517 | |||
518 | 463000 | ret = sch_demux_send(d->sch, d->f.index, pkt, flags); | |
519 |
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463000 | if (ret == AVERROR_EOF) { |
520 | 3117 | av_packet_unref(pkt); | |
521 | |||
522 | 3117 | av_log(ds, AV_LOG_VERBOSE, "All consumers of this stream are done\n"); | |
523 | 3117 | ds->finished = 1; | |
524 | |||
525 |
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3117 | if (++d->nb_streams_finished == d->nb_streams_used) { |
526 | 3093 | av_log(d, AV_LOG_VERBOSE, "All consumers are done\n"); | |
527 | 3093 | return AVERROR_EOF; | |
528 | } | ||
529 |
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459883 | } else if (ret < 0) { |
530 |
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57 | if (ret != AVERROR_EXIT) |
531 | ✗ | av_log(d, AV_LOG_ERROR, | |
532 | "Unable to send %s packet to consumers: %s\n", | ||
533 | ✗ | pkt_desc, av_err2str(ret)); | |
534 | 57 | return ret; | |
535 | } | ||
536 | |||
537 | 459850 | return 0; | |
538 | } | ||
539 | |||
540 | 462055 | static int demux_send(Demuxer *d, DemuxThreadContext *dt, DemuxStream *ds, | |
541 | AVPacket *pkt, unsigned flags) | ||
542 | { | ||
543 | 462055 | InputFile *f = &d->f; | |
544 | int ret; | ||
545 | |||
546 | // pkt can be NULL only when flushing BSFs | ||
547 |
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462055 | av_assert0(ds->bsf || pkt); |
548 | |||
549 | // send heartbeat for sub2video streams | ||
550 |
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462055 | if (d->pkt_heartbeat && pkt && pkt->pts != AV_NOPTS_VALUE) { |
551 |
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5280 | for (int i = 0; i < f->nb_streams; i++) { |
552 | 4332 | DemuxStream *ds1 = ds_from_ist(f->streams[i]); | |
553 | |||
554 |
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4332 | if (ds1->finished || !ds1->have_sub2video) |
555 | 3384 | continue; | |
556 | |||
557 | 948 | d->pkt_heartbeat->pts = pkt->pts; | |
558 | 948 | d->pkt_heartbeat->time_base = pkt->time_base; | |
559 | 948 | d->pkt_heartbeat->opaque = (void*)(intptr_t)PKT_OPAQUE_SUB_HEARTBEAT; | |
560 | |||
561 | 948 | ret = do_send(d, ds1, d->pkt_heartbeat, 0, "heartbeat"); | |
562 |
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948 | if (ret < 0) |
563 | ✗ | return ret; | |
564 | } | ||
565 | } | ||
566 | |||
567 |
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462055 | if (ds->bsf) { |
568 |
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15 | if (pkt) |
569 | 12 | av_packet_rescale_ts(pkt, pkt->time_base, ds->bsf->time_base_in); | |
570 | |||
571 | 15 | ret = av_bsf_send_packet(ds->bsf, pkt); | |
572 |
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15 | if (ret < 0) { |
573 | ✗ | if (pkt) | |
574 | ✗ | av_packet_unref(pkt); | |
575 | ✗ | av_log(ds, AV_LOG_ERROR, "Error submitting a packet for filtering: %s\n", | |
576 | ✗ | av_err2str(ret)); | |
577 | ✗ | return ret; | |
578 | } | ||
579 | |||
580 | while (1) { | ||
581 | 27 | ret = av_bsf_receive_packet(ds->bsf, dt->pkt_bsf); | |
582 |
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27 | if (ret == AVERROR(EAGAIN)) |
583 | 12 | return 0; | |
584 |
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15 | else if (ret < 0) { |
585 |
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3 | if (ret != AVERROR_EOF) |
586 | ✗ | av_log(ds, AV_LOG_ERROR, | |
587 | "Error applying bitstream filters to a packet: %s\n", | ||
588 | ✗ | av_err2str(ret)); | |
589 | 3 | return ret; | |
590 | } | ||
591 | |||
592 | 12 | dt->pkt_bsf->time_base = ds->bsf->time_base_out; | |
593 | |||
594 | 12 | ret = do_send(d, ds, dt->pkt_bsf, 0, "filtered"); | |
595 |
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12 | if (ret < 0) { |
596 | ✗ | av_packet_unref(dt->pkt_bsf); | |
597 | ✗ | return ret; | |
598 | } | ||
599 | } | ||
600 | } else { | ||
601 | 462040 | ret = do_send(d, ds, pkt, flags, "demuxed"); | |
602 |
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462040 | if (ret < 0) |
603 | 3150 | return ret; | |
604 | } | ||
605 | |||
606 | 458890 | return 0; | |
607 | } | ||
608 | |||
609 | 3693 | static int demux_bsf_flush(Demuxer *d, DemuxThreadContext *dt) | |
610 | { | ||
611 | 3693 | InputFile *f = &d->f; | |
612 | int ret; | ||
613 | |||
614 |
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7860 | for (unsigned i = 0; i < f->nb_streams; i++) { |
615 | 4167 | DemuxStream *ds = ds_from_ist(f->streams[i]); | |
616 | |||
617 |
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4167 | if (!ds->bsf) |
618 | 4164 | continue; | |
619 | |||
620 | 3 | ret = demux_send(d, dt, ds, NULL, 0); | |
621 |
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3 | ret = (ret == AVERROR_EOF) ? 0 : (ret < 0) ? ret : AVERROR_BUG; |
622 |
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3 | if (ret < 0) { |
623 | ✗ | av_log(ds, AV_LOG_ERROR, "Error flushing BSFs: %s\n", | |
624 | ✗ | av_err2str(ret)); | |
625 | ✗ | return ret; | |
626 | } | ||
627 | |||
628 | 3 | av_bsf_flush(ds->bsf); | |
629 | } | ||
630 | |||
631 | 3693 | return 0; | |
632 | } | ||
633 | |||
634 | 6832 | static void discard_unused_programs(InputFile *ifile) | |
635 | { | ||
636 |
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6874 | for (int j = 0; j < ifile->ctx->nb_programs; j++) { |
637 | 42 | AVProgram *p = ifile->ctx->programs[j]; | |
638 | 42 | int discard = AVDISCARD_ALL; | |
639 | |||
640 |
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57 | for (int k = 0; k < p->nb_stream_indexes; k++) { |
641 | 57 | DemuxStream *ds = ds_from_ist(ifile->streams[p->stream_index[k]]); | |
642 | |||
643 |
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57 | if (!ds->discard) { |
644 | 42 | discard = AVDISCARD_DEFAULT; | |
645 | 42 | break; | |
646 | } | ||
647 | } | ||
648 | 42 | p->discard = discard; | |
649 | } | ||
650 | 6832 | } | |
651 | |||
652 | 6832 | static void thread_set_name(InputFile *f) | |
653 | { | ||
654 | char name[16]; | ||
655 | 6832 | snprintf(name, sizeof(name), "dmx%d:%s", f->index, f->ctx->iformat->name); | |
656 | 6832 | ff_thread_setname(name); | |
657 | 6832 | } | |
658 | |||
659 | 6832 | static void demux_thread_uninit(DemuxThreadContext *dt) | |
660 | { | ||
661 | 6832 | av_packet_free(&dt->pkt_demux); | |
662 | 6832 | av_packet_free(&dt->pkt_bsf); | |
663 | |||
664 | 6832 | memset(dt, 0, sizeof(*dt)); | |
665 | 6832 | } | |
666 | |||
667 | 6832 | static int demux_thread_init(DemuxThreadContext *dt) | |
668 | { | ||
669 | 6832 | memset(dt, 0, sizeof(*dt)); | |
670 | |||
671 | 6832 | dt->pkt_demux = av_packet_alloc(); | |
672 |
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6832 | if (!dt->pkt_demux) |
673 | ✗ | return AVERROR(ENOMEM); | |
674 | |||
675 | 6832 | dt->pkt_bsf = av_packet_alloc(); | |
676 |
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6832 | if (!dt->pkt_bsf) |
677 | ✗ | return AVERROR(ENOMEM); | |
678 | |||
679 | 6832 | return 0; | |
680 | } | ||
681 | |||
682 | 6832 | static int input_thread(void *arg) | |
683 | { | ||
684 | 6832 | Demuxer *d = arg; | |
685 | 6832 | InputFile *f = &d->f; | |
686 | |||
687 | DemuxThreadContext dt; | ||
688 | |||
689 | 6832 | int ret = 0; | |
690 | |||
691 | 6832 | ret = demux_thread_init(&dt); | |
692 |
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6832 | if (ret < 0) |
693 | ✗ | goto finish; | |
694 | |||
695 | 6832 | thread_set_name(f); | |
696 | |||
697 | 6832 | discard_unused_programs(f); | |
698 | |||
699 | 6832 | d->read_started = 1; | |
700 | 6832 | d->wallclock_start = av_gettime_relative(); | |
701 | |||
702 | 468671 | while (1) { | |
703 | DemuxStream *ds; | ||
704 | 475503 | unsigned send_flags = 0; | |
705 | |||
706 | 475503 | ret = av_read_frame(f->ctx, dt.pkt_demux); | |
707 | |||
708 |
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475503 | if (ret == AVERROR(EAGAIN)) { |
709 | 1 | av_usleep(10000); | |
710 | 9769 | continue; | |
711 | } | ||
712 |
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475502 | if (ret < 0) { |
713 | int ret_bsf; | ||
714 | |||
715 |
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3693 | if (ret == AVERROR_EOF) |
716 | 3637 | av_log(d, AV_LOG_VERBOSE, "EOF while reading input\n"); | |
717 | else { | ||
718 | 56 | av_log(d, AV_LOG_ERROR, "Error during demuxing: %s\n", | |
719 | 56 | av_err2str(ret)); | |
720 |
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56 | ret = exit_on_error ? ret : 0; |
721 | } | ||
722 | |||
723 | 3693 | ret_bsf = demux_bsf_flush(d, &dt); | |
724 |
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3693 | ret = err_merge(ret == AVERROR_EOF ? 0 : ret, ret_bsf); |
725 | |||
726 |
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3693 | if (d->loop) { |
727 | /* signal looping to our consumers */ | ||
728 | 11 | dt.pkt_demux->stream_index = -1; | |
729 | 11 | ret = sch_demux_send(d->sch, f->index, dt.pkt_demux, 0); | |
730 |
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11 | if (ret >= 0) |
731 | 11 | ret = seek_to_start(d, (Timestamp){ .ts = dt.pkt_demux->pts, | |
732 | 11 | .tb = dt.pkt_demux->time_base }); | |
733 |
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|
11 | if (ret >= 0) |
734 | 11 | continue; | |
735 | |||
736 | /* fallthrough to the error path */ | ||
737 | } | ||
738 | |||
739 | 3682 | break; | |
740 | } | ||
741 | |||
742 |
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|
471809 | if (do_pkt_dump) { |
743 | ✗ | av_pkt_dump_log2(NULL, AV_LOG_INFO, dt.pkt_demux, do_hex_dump, | |
744 | ✗ | f->ctx->streams[dt.pkt_demux->stream_index]); | |
745 | } | ||
746 | |||
747 | /* the following test is needed in case new streams appear | ||
748 | dynamically in stream : we ignore them */ | ||
749 | 943618 | ds = dt.pkt_demux->stream_index < f->nb_streams ? | |
750 |
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471809 | ds_from_ist(f->streams[dt.pkt_demux->stream_index]) : NULL; |
751 |
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|
471809 | if (!ds || ds->discard || ds->finished) { |
752 | 9757 | report_new_stream(d, dt.pkt_demux); | |
753 | 9757 | av_packet_unref(dt.pkt_demux); | |
754 | 9757 | continue; | |
755 | } | ||
756 | |||
757 |
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|
462052 | if (dt.pkt_demux->flags & AV_PKT_FLAG_CORRUPT) { |
758 | 99 | av_log(d, exit_on_error ? AV_LOG_FATAL : AV_LOG_WARNING, | |
759 | "corrupt input packet in stream %d\n", | ||
760 |
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|
99 | dt.pkt_demux->stream_index); |
761 |
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|
99 | if (exit_on_error) { |
762 | ✗ | av_packet_unref(dt.pkt_demux); | |
763 | ✗ | ret = AVERROR_INVALIDDATA; | |
764 | ✗ | break; | |
765 | } | ||
766 | } | ||
767 | |||
768 | 462052 | ret = input_packet_process(d, dt.pkt_demux, &send_flags); | |
769 |
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462052 | if (ret < 0) |
770 | ✗ | break; | |
771 | |||
772 |
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|
462052 | if (d->readrate) |
773 | 216 | readrate_sleep(d); | |
774 | |||
775 | 462052 | ret = demux_send(d, &dt, ds, dt.pkt_demux, send_flags); | |
776 |
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|
462052 | if (ret < 0) |
777 | 3150 | break; | |
778 | } | ||
779 | |||
780 | // EOF/EXIT is normal termination | ||
781 |
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|
6832 | if (ret == AVERROR_EOF || ret == AVERROR_EXIT) |
782 | 3150 | ret = 0; | |
783 | |||
784 | 3682 | finish: | |
785 | 6832 | demux_thread_uninit(&dt); | |
786 | |||
787 | 6832 | return ret; | |
788 | } | ||
789 | |||
790 | 6832 | static void demux_final_stats(Demuxer *d) | |
791 | { | ||
792 | 6832 | InputFile *f = &d->f; | |
793 | 6832 | uint64_t total_packets = 0, total_size = 0; | |
794 | |||
795 | 6832 | av_log(f, AV_LOG_VERBOSE, "Input file #%d (%s):\n", | |
796 | 6832 | f->index, f->ctx->url); | |
797 | |||
798 |
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|
14195 | for (int j = 0; j < f->nb_streams; j++) { |
799 | 7363 | InputStream *ist = f->streams[j]; | |
800 | 7363 | DemuxStream *ds = ds_from_ist(ist); | |
801 | 7363 | enum AVMediaType type = ist->par->codec_type; | |
802 | |||
803 |
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|
7363 | if (ds->discard || type == AVMEDIA_TYPE_ATTACHMENT) |
804 | 291 | continue; | |
805 | |||
806 | 7072 | total_size += ds->data_size; | |
807 | 7072 | total_packets += ds->nb_packets; | |
808 | |||
809 | 7072 | av_log(f, AV_LOG_VERBOSE, " Input stream #%d:%d (%s): ", | |
810 | f->index, j, av_get_media_type_string(type)); | ||
811 | 7072 | av_log(f, AV_LOG_VERBOSE, "%"PRIu64" packets read (%"PRIu64" bytes); ", | |
812 | ds->nb_packets, ds->data_size); | ||
813 | |||
814 |
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|
7072 | if (ds->decoding_needed) { |
815 | 6435 | av_log(f, AV_LOG_VERBOSE, | |
816 | "%"PRIu64" frames decoded; %"PRIu64" decode errors", | ||
817 | 6435 | ist->decoder->frames_decoded, ist->decoder->decode_errors); | |
818 |
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|
6435 | if (type == AVMEDIA_TYPE_AUDIO) |
819 | 1206 | av_log(f, AV_LOG_VERBOSE, " (%"PRIu64" samples)", ist->decoder->samples_decoded); | |
820 | 6435 | av_log(f, AV_LOG_VERBOSE, "; "); | |
821 | } | ||
822 | |||
823 | 7072 | av_log(f, AV_LOG_VERBOSE, "\n"); | |
824 | } | ||
825 | |||
826 | 6832 | av_log(f, AV_LOG_VERBOSE, " Total: %"PRIu64" packets (%"PRIu64" bytes) demuxed\n", | |
827 | total_packets, total_size); | ||
828 | 6832 | } | |
829 | |||
830 | 7378 | static void ist_free(InputStream **pist) | |
831 | { | ||
832 | 7378 | InputStream *ist = *pist; | |
833 | DemuxStream *ds; | ||
834 | |||
835 |
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|
7378 | if (!ist) |
836 | ✗ | return; | |
837 | 7378 | ds = ds_from_ist(ist); | |
838 | |||
839 | 7378 | dec_free(&ist->decoder); | |
840 | |||
841 | 7378 | av_dict_free(&ds->decoder_opts); | |
842 | 7378 | av_freep(&ist->filters); | |
843 | 7378 | av_freep(&ds->dec_opts.hwaccel_device); | |
844 | |||
845 | 7378 | avcodec_parameters_free(&ist->par); | |
846 | |||
847 | 7378 | av_frame_free(&ds->decoded_params); | |
848 | |||
849 | 7378 | av_bsf_free(&ds->bsf); | |
850 | |||
851 | 7378 | av_freep(pist); | |
852 | } | ||
853 | |||
854 | 6846 | void ifile_close(InputFile **pf) | |
855 | { | ||
856 | 6846 | InputFile *f = *pf; | |
857 | 6846 | Demuxer *d = demuxer_from_ifile(f); | |
858 | |||
859 |
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|
6846 | if (!f) |
860 | ✗ | return; | |
861 | |||
862 |
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|
6846 | if (d->read_started) |
863 | 6832 | demux_final_stats(d); | |
864 | |||
865 |
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|
14224 | for (int i = 0; i < f->nb_streams; i++) |
866 | 7378 | ist_free(&f->streams[i]); | |
867 | 6846 | av_freep(&f->streams); | |
868 | |||
869 | 6846 | avformat_close_input(&f->ctx); | |
870 | |||
871 | 6846 | av_packet_free(&d->pkt_heartbeat); | |
872 | |||
873 | 6846 | av_freep(pf); | |
874 | } | ||
875 | |||
876 | 7153 | int ist_use(InputStream *ist, int decoding_needed, | |
877 | const ViewSpecifier *vs, SchedulerNode *src) | ||
878 | { | ||
879 | 7153 | Demuxer *d = demuxer_from_ifile(ist->file); | |
880 | 7153 | DemuxStream *ds = ds_from_ist(ist); | |
881 | int ret; | ||
882 | |||
883 |
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|
7153 | if (ist->user_set_discard == AVDISCARD_ALL) { |
884 | ✗ | av_log(ist, AV_LOG_ERROR, "Cannot %s a disabled input stream\n", | |
885 | decoding_needed ? "decode" : "streamcopy"); | ||
886 | ✗ | return AVERROR(EINVAL); | |
887 | } | ||
888 | |||
889 |
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7153 | if (decoding_needed && !ist->dec) { |
890 | ✗ | av_log(ist, AV_LOG_ERROR, | |
891 | "Decoding requested, but no decoder found for: %s\n", | ||
892 | ✗ | avcodec_get_name(ist->par->codec_id)); | |
893 | ✗ | return AVERROR(EINVAL); | |
894 | } | ||
895 | |||
896 |
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|
7153 | if (ds->sch_idx_stream < 0) { |
897 | 7072 | ret = sch_add_demux_stream(d->sch, d->f.index); | |
898 |
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|
7072 | if (ret < 0) |
899 | ✗ | return ret; | |
900 | 7072 | ds->sch_idx_stream = ret; | |
901 | } | ||
902 | |||
903 |
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|
7153 | if (ds->discard) { |
904 | 7072 | ds->discard = 0; | |
905 | 7072 | d->nb_streams_used++; | |
906 | } | ||
907 | |||
908 | 7153 | ist->st->discard = ist->user_set_discard; | |
909 | 7153 | ds->decoding_needed |= decoding_needed; | |
910 | 7153 | ds->streamcopy_needed |= !decoding_needed; | |
911 | |||
912 |
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|
7153 | if (decoding_needed && ds->sch_idx_dec < 0) { |
913 | 6435 | int is_audio = ist->st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO; | |
914 | |||
915 | 12870 | ds->dec_opts.flags |= (!!ist->fix_sub_duration * DECODER_FLAG_FIX_SUB_DURATION) | | |
916 | 12870 | (!!(d->f.ctx->iformat->flags & AVFMT_NOTIMESTAMPS) * DECODER_FLAG_TS_UNRELIABLE) | | |
917 |
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6435 | (!!(d->loop && is_audio) * DECODER_FLAG_SEND_END_TS) |
918 | #if FFMPEG_OPT_TOP | ||
919 |
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|
6435 | | ((ist->top_field_first >= 0) * DECODER_FLAG_TOP_FIELD_FIRST) |
920 | #endif | ||
921 | ; | ||
922 | |||
923 |
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|
6435 | if (ist->framerate.num) { |
924 | 25 | ds->dec_opts.flags |= DECODER_FLAG_FRAMERATE_FORCED; | |
925 | 25 | ds->dec_opts.framerate = ist->framerate; | |
926 | } else | ||
927 | 6410 | ds->dec_opts.framerate = ist->st->avg_frame_rate; | |
928 | |||
929 |
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|
6435 | if (ist->dec->id == AV_CODEC_ID_DVB_SUBTITLE && |
930 |
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|
1 | (ds->decoding_needed & DECODING_FOR_OST)) { |
931 | 1 | av_dict_set(&ds->decoder_opts, "compute_edt", "1", AV_DICT_DONT_OVERWRITE); | |
932 |
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|
1 | if (ds->decoding_needed & DECODING_FOR_FILTER) |
933 | ✗ | av_log(ist, AV_LOG_WARNING, | |
934 | "Warning using DVB subtitles for filtering and output at the " | ||
935 | "same time is not fully supported, also see -compute_edt [0|1]\n"); | ||
936 | } | ||
937 | |||
938 | 6435 | snprintf(ds->dec_name, sizeof(ds->dec_name), "%d:%d", ist->file->index, ist->index); | |
939 | 6435 | ds->dec_opts.name = ds->dec_name; | |
940 | |||
941 | 6435 | ds->dec_opts.codec = ist->dec; | |
942 | 6435 | ds->dec_opts.par = ist->par; | |
943 | |||
944 | 6435 | ds->dec_opts.log_parent = ist; | |
945 | |||
946 | 6435 | ds->decoded_params = av_frame_alloc(); | |
947 |
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|
6435 | if (!ds->decoded_params) |
948 | ✗ | return AVERROR(ENOMEM); | |
949 | |||
950 | 6435 | ret = dec_init(&ist->decoder, d->sch, | |
951 | 6435 | &ds->decoder_opts, &ds->dec_opts, ds->decoded_params); | |
952 |
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|
6435 | if (ret < 0) |
953 | ✗ | return ret; | |
954 | 6435 | ds->sch_idx_dec = ret; | |
955 | |||
956 | 6435 | ret = sch_connect(d->sch, SCH_DSTREAM(d->f.index, ds->sch_idx_stream), | |
957 | 6435 | SCH_DEC_IN(ds->sch_idx_dec)); | |
958 |
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|
6435 | if (ret < 0) |
959 | ✗ | return ret; | |
960 | |||
961 | 6435 | d->have_audio_dec |= is_audio; | |
962 | } | ||
963 | |||
964 |
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7153 | if (decoding_needed && ist->par->codec_type == AVMEDIA_TYPE_VIDEO) { |
965 | 5199 | ret = dec_request_view(ist->decoder, vs, src); | |
966 |
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|
5199 | if (ret < 0) |
967 | ✗ | return ret; | |
968 | } else { | ||
969 | 1954 | *src = decoding_needed ? | |
970 |
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|
1954 | SCH_DEC_OUT(ds->sch_idx_dec, 0) : |
971 | 660 | SCH_DSTREAM(d->f.index, ds->sch_idx_stream); | |
972 | } | ||
973 | |||
974 | 7153 | return 0; | |
975 | } | ||
976 | |||
977 | 6455 | int ist_filter_add(InputStream *ist, InputFilter *ifilter, int is_simple, | |
978 | const ViewSpecifier *vs, InputFilterOptions *opts, | ||
979 | SchedulerNode *src) | ||
980 | { | ||
981 | 6455 | Demuxer *d = demuxer_from_ifile(ist->file); | |
982 | 6455 | DemuxStream *ds = ds_from_ist(ist); | |
983 | 6455 | int64_t tsoffset = 0; | |
984 | int ret; | ||
985 | |||
986 |
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|
6455 | ret = ist_use(ist, is_simple ? DECODING_FOR_OST : DECODING_FOR_FILTER, |
987 | vs, src); | ||
988 |
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|
6455 | if (ret < 0) |
989 | ✗ | return ret; | |
990 | |||
991 | 6455 | ret = GROW_ARRAY(ist->filters, ist->nb_filters); | |
992 |
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6455 | if (ret < 0) |
993 | ✗ | return ret; | |
994 | |||
995 | 6455 | ist->filters[ist->nb_filters - 1] = ifilter; | |
996 | |||
997 |
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6455 | if (ist->par->codec_type == AVMEDIA_TYPE_VIDEO) { |
998 | 5199 | const AVPacketSideData *sd = av_packet_side_data_get(ist->par->coded_side_data, | |
999 | 5199 | ist->par->nb_coded_side_data, | |
1000 | AV_PKT_DATA_FRAME_CROPPING); | ||
1001 |
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5199 | if (ist->framerate.num > 0 && ist->framerate.den > 0) { |
1002 | 25 | opts->framerate = ist->framerate; | |
1003 | 25 | opts->flags |= IFILTER_FLAG_CFR; | |
1004 | } else | ||
1005 | 5174 | opts->framerate = av_guess_frame_rate(d->f.ctx, ist->st, NULL); | |
1006 |
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|
5199 | if (sd && sd->size >= sizeof(uint32_t) * 4) { |
1007 | 4 | opts->crop_top = AV_RL32(sd->data + 0); | |
1008 | 4 | opts->crop_bottom = AV_RL32(sd->data + 4); | |
1009 | 4 | opts->crop_left = AV_RL32(sd->data + 8); | |
1010 | 4 | opts->crop_right = AV_RL32(sd->data + 12); | |
1011 |
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4 | if (ds->apply_cropping && ds->apply_cropping != CROP_CODEC && |
1012 |
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|
4 | (opts->crop_top | opts->crop_bottom | opts->crop_left | opts->crop_right)) |
1013 | 4 | opts->flags |= IFILTER_FLAG_CROP; | |
1014 | } | ||
1015 |
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|
1256 | } else if (ist->par->codec_type == AVMEDIA_TYPE_SUBTITLE) { |
1016 | /* Compute the size of the canvas for the subtitles stream. | ||
1017 | If the subtitles codecpar has set a size, use it. Otherwise use the | ||
1018 | maximum dimensions of the video streams in the same file. */ | ||
1019 | 4 | opts->sub2video_width = ist->par->width; | |
1020 | 4 | opts->sub2video_height = ist->par->height; | |
1021 |
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4 | if (!(opts->sub2video_width && opts->sub2video_height)) { |
1022 | ✗ | for (int j = 0; j < d->f.nb_streams; j++) { | |
1023 | ✗ | AVCodecParameters *par1 = d->f.streams[j]->par; | |
1024 | ✗ | if (par1->codec_type == AVMEDIA_TYPE_VIDEO) { | |
1025 | ✗ | opts->sub2video_width = FFMAX(opts->sub2video_width, par1->width); | |
1026 | ✗ | opts->sub2video_height = FFMAX(opts->sub2video_height, par1->height); | |
1027 | } | ||
1028 | } | ||
1029 | } | ||
1030 | |||
1031 |
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4 | if (!(opts->sub2video_width && opts->sub2video_height)) { |
1032 | ✗ | opts->sub2video_width = FFMAX(opts->sub2video_width, 720); | |
1033 | ✗ | opts->sub2video_height = FFMAX(opts->sub2video_height, 576); | |
1034 | } | ||
1035 | |||
1036 |
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4 | if (!d->pkt_heartbeat) { |
1037 | 4 | d->pkt_heartbeat = av_packet_alloc(); | |
1038 |
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4 | if (!d->pkt_heartbeat) |
1039 | ✗ | return AVERROR(ENOMEM); | |
1040 | } | ||
1041 | 4 | ds->have_sub2video = 1; | |
1042 | } | ||
1043 | |||
1044 | 6455 | ret = av_frame_copy_props(opts->fallback, ds->decoded_params); | |
1045 |
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6455 | if (ret < 0) |
1046 | ✗ | return ret; | |
1047 | 6455 | opts->fallback->format = ds->decoded_params->format; | |
1048 | 6455 | opts->fallback->width = ds->decoded_params->width; | |
1049 | 6455 | opts->fallback->height = ds->decoded_params->height; | |
1050 | |||
1051 | 6455 | ret = av_channel_layout_copy(&opts->fallback->ch_layout, &ds->decoded_params->ch_layout); | |
1052 |
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|
6455 | if (ret < 0) |
1053 | ✗ | return ret; | |
1054 | |||
1055 |
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6455 | if (copy_ts) { |
1056 |
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3 | tsoffset = d->f.start_time == AV_NOPTS_VALUE ? 0 : d->f.start_time; |
1057 |
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3 | if (!start_at_zero && d->f.ctx->start_time != AV_NOPTS_VALUE) |
1058 | 2 | tsoffset += d->f.ctx->start_time; | |
1059 | } | ||
1060 |
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|
16 | opts->trim_start_us = ((d->f.start_time == AV_NOPTS_VALUE) || !d->accurate_seek) ? |
1061 |
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6471 | AV_NOPTS_VALUE : tsoffset; |
1062 | 6455 | opts->trim_end_us = d->recording_time; | |
1063 | |||
1064 | 6455 | opts->name = av_strdup(ds->dec_name); | |
1065 |
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|
6455 | if (!opts->name) |
1066 | ✗ | return AVERROR(ENOMEM); | |
1067 | |||
1068 | 12910 | opts->flags |= IFILTER_FLAG_AUTOROTATE * !!(ds->autorotate) | | |
1069 |
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|
6455 | IFILTER_FLAG_REINIT * !!(ds->reinit_filters); |
1070 | |||
1071 | 6455 | return 0; | |
1072 | } | ||
1073 | |||
1074 | 14626 | static int choose_decoder(const OptionsContext *o, void *logctx, | |
1075 | AVFormatContext *s, AVStream *st, | ||
1076 | enum HWAccelID hwaccel_id, enum AVHWDeviceType hwaccel_device_type, | ||
1077 | const AVCodec **pcodec) | ||
1078 | |||
1079 | { | ||
1080 | 14626 | const char *codec_name = NULL; | |
1081 | |||
1082 | 14626 | opt_match_per_stream_str(logctx, &o->codec_names, s, st, &codec_name); | |
1083 |
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14626 | if (codec_name) { |
1084 | 5523 | int ret = find_codec(NULL, codec_name, st->codecpar->codec_type, 0, pcodec); | |
1085 |
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5523 | if (ret < 0) |
1086 | ✗ | return ret; | |
1087 | 5523 | st->codecpar->codec_id = (*pcodec)->id; | |
1088 |
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5523 | if (recast_media && st->codecpar->codec_type != (*pcodec)->type) |
1089 | ✗ | st->codecpar->codec_type = (*pcodec)->type; | |
1090 | 5523 | return 0; | |
1091 | } else { | ||
1092 |
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9103 | if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO && |
1093 | ✗ | hwaccel_id == HWACCEL_GENERIC && | |
1094 | hwaccel_device_type != AV_HWDEVICE_TYPE_NONE) { | ||
1095 | const AVCodec *c; | ||
1096 | ✗ | void *i = NULL; | |
1097 | |||
1098 | ✗ | while ((c = av_codec_iterate(&i))) { | |
1099 | const AVCodecHWConfig *config; | ||
1100 | |||
1101 | ✗ | if (c->id != st->codecpar->codec_id || | |
1102 | ✗ | !av_codec_is_decoder(c)) | |
1103 | ✗ | continue; | |
1104 | |||
1105 | ✗ | for (int j = 0; config = avcodec_get_hw_config(c, j); j++) { | |
1106 | ✗ | if (config->device_type == hwaccel_device_type) { | |
1107 | ✗ | av_log(NULL, AV_LOG_VERBOSE, "Selecting decoder '%s' because of requested hwaccel method %s\n", | |
1108 | ✗ | c->name, av_hwdevice_get_type_name(hwaccel_device_type)); | |
1109 | ✗ | *pcodec = c; | |
1110 | ✗ | return 0; | |
1111 | } | ||
1112 | } | ||
1113 | } | ||
1114 | } | ||
1115 | |||
1116 | 9103 | *pcodec = avcodec_find_decoder(st->codecpar->codec_id); | |
1117 | 9103 | return 0; | |
1118 | } | ||
1119 | } | ||
1120 | |||
1121 | 1654 | static int guess_input_channel_layout(InputStream *ist, AVCodecParameters *par, | |
1122 | int guess_layout_max) | ||
1123 | { | ||
1124 |
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1654 | if (par->ch_layout.order == AV_CHANNEL_ORDER_UNSPEC) { |
1125 | char layout_name[256]; | ||
1126 | |||
1127 |
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768 | if (par->ch_layout.nb_channels > guess_layout_max) |
1128 | 14 | return 0; | |
1129 | 764 | av_channel_layout_default(&par->ch_layout, par->ch_layout.nb_channels); | |
1130 |
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764 | if (par->ch_layout.order == AV_CHANNEL_ORDER_UNSPEC) |
1131 | 10 | return 0; | |
1132 | 754 | av_channel_layout_describe(&par->ch_layout, layout_name, sizeof(layout_name)); | |
1133 | 754 | av_log(ist, AV_LOG_WARNING, "Guessed Channel Layout: %s\n", layout_name); | |
1134 | } | ||
1135 | 1640 | return 1; | |
1136 | } | ||
1137 | |||
1138 | 5577 | static int add_display_matrix_to_stream(const OptionsContext *o, | |
1139 | AVFormatContext *ctx, InputStream *ist) | ||
1140 | { | ||
1141 | 5577 | AVStream *st = ist->st; | |
1142 | AVPacketSideData *sd; | ||
1143 | 5577 | double rotation = DBL_MAX; | |
1144 | 5577 | int hflip = -1, vflip = -1; | |
1145 | 5577 | int hflip_set = 0, vflip_set = 0, rotation_set = 0; | |
1146 | int32_t *buf; | ||
1147 | |||
1148 | 5577 | opt_match_per_stream_dbl(ist, &o->display_rotations, ctx, st, &rotation); | |
1149 | 5577 | opt_match_per_stream_int(ist, &o->display_hflips, ctx, st, &hflip); | |
1150 | 5577 | opt_match_per_stream_int(ist, &o->display_vflips, ctx, st, &vflip); | |
1151 | |||
1152 | 5577 | rotation_set = rotation != DBL_MAX; | |
1153 | 5577 | hflip_set = hflip != -1; | |
1154 | 5577 | vflip_set = vflip != -1; | |
1155 | |||
1156 |
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5577 | if (!rotation_set && !hflip_set && !vflip_set) |
1157 | 5576 | return 0; | |
1158 | |||
1159 | 1 | sd = av_packet_side_data_new(&st->codecpar->coded_side_data, | |
1160 | 1 | &st->codecpar->nb_coded_side_data, | |
1161 | AV_PKT_DATA_DISPLAYMATRIX, | ||
1162 | sizeof(int32_t) * 9, 0); | ||
1163 |
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1 | if (!sd) { |
1164 | ✗ | av_log(ist, AV_LOG_FATAL, "Failed to generate a display matrix!\n"); | |
1165 | ✗ | return AVERROR(ENOMEM); | |
1166 | } | ||
1167 | |||
1168 | 1 | buf = (int32_t *)sd->data; | |
1169 |
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2 | av_display_rotation_set(buf, |
1170 | 1 | rotation_set ? -(rotation) : -0.0f); | |
1171 | |||
1172 |
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1 | av_display_matrix_flip(buf, |
1173 | hflip_set ? hflip : 0, | ||
1174 | vflip_set ? vflip : 0); | ||
1175 | |||
1176 | 1 | return 0; | |
1177 | } | ||
1178 | |||
1179 | 1380 | static const char *input_stream_item_name(void *obj) | |
1180 | { | ||
1181 | 1380 | const DemuxStream *ds = obj; | |
1182 | |||
1183 | 1380 | return ds->log_name; | |
1184 | } | ||
1185 | |||
1186 | static const AVClass input_stream_class = { | ||
1187 | .class_name = "InputStream", | ||
1188 | .version = LIBAVUTIL_VERSION_INT, | ||
1189 | .item_name = input_stream_item_name, | ||
1190 | .category = AV_CLASS_CATEGORY_DEMUXER, | ||
1191 | }; | ||
1192 | |||
1193 | 7378 | static DemuxStream *demux_stream_alloc(Demuxer *d, AVStream *st) | |
1194 | { | ||
1195 | 7378 | const char *type_str = av_get_media_type_string(st->codecpar->codec_type); | |
1196 | 7378 | InputFile *f = &d->f; | |
1197 | DemuxStream *ds; | ||
1198 | |||
1199 | 7378 | ds = allocate_array_elem(&f->streams, sizeof(*ds), &f->nb_streams); | |
1200 |
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7378 | if (!ds) |
1201 | ✗ | return NULL; | |
1202 | |||
1203 | 7378 | ds->sch_idx_stream = -1; | |
1204 | 7378 | ds->sch_idx_dec = -1; | |
1205 | |||
1206 | 7378 | ds->ist.st = st; | |
1207 | 7378 | ds->ist.file = f; | |
1208 | 7378 | ds->ist.index = st->index; | |
1209 | 7378 | ds->ist.class = &input_stream_class; | |
1210 | |||
1211 |
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7378 | snprintf(ds->log_name, sizeof(ds->log_name), "%cist#%d:%d/%s", |
1212 | 7378 | type_str ? *type_str : '?', d->f.index, st->index, | |
1213 | 7378 | avcodec_get_name(st->codecpar->codec_id)); | |
1214 | |||
1215 | 7378 | return ds; | |
1216 | } | ||
1217 | |||
1218 | 7378 | static int ist_add(const OptionsContext *o, Demuxer *d, AVStream *st, AVDictionary **opts_used) | |
1219 | { | ||
1220 | 7378 | AVFormatContext *ic = d->f.ctx; | |
1221 | 7378 | AVCodecParameters *par = st->codecpar; | |
1222 | DemuxStream *ds; | ||
1223 | InputStream *ist; | ||
1224 | 7378 | const char *framerate = NULL, *hwaccel_device = NULL; | |
1225 | 7378 | const char *hwaccel = NULL; | |
1226 | 7378 | const char *apply_cropping = NULL; | |
1227 | 7378 | const char *hwaccel_output_format = NULL; | |
1228 | 7378 | const char *codec_tag = NULL; | |
1229 | 7378 | const char *bsfs = NULL; | |
1230 | char *next; | ||
1231 | 7378 | const char *discard_str = NULL; | |
1232 | int ret; | ||
1233 | |||
1234 | 7378 | ds = demux_stream_alloc(d, st); | |
1235 |
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7378 | if (!ds) |
1236 | ✗ | return AVERROR(ENOMEM); | |
1237 | |||
1238 | 7378 | ist = &ds->ist; | |
1239 | |||
1240 | 7378 | ds->discard = 1; | |
1241 | 7378 | st->discard = AVDISCARD_ALL; | |
1242 | 7378 | ds->first_dts = AV_NOPTS_VALUE; | |
1243 | 7378 | ds->next_dts = AV_NOPTS_VALUE; | |
1244 | |||
1245 | 7378 | ds->dec_opts.time_base = st->time_base; | |
1246 | |||
1247 | 7378 | ds->ts_scale = 1.0; | |
1248 | 7378 | opt_match_per_stream_dbl(ist, &o->ts_scale, ic, st, &ds->ts_scale); | |
1249 | |||
1250 | 7378 | ds->autorotate = 1; | |
1251 | 7378 | opt_match_per_stream_int(ist, &o->autorotate, ic, st, &ds->autorotate); | |
1252 | |||
1253 | 7378 | ds->apply_cropping = CROP_ALL; | |
1254 | 7378 | opt_match_per_stream_str(ist, &o->apply_cropping, ic, st, &apply_cropping); | |
1255 |
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7378 | if (apply_cropping) { |
1256 | ✗ | const AVOption opts[] = { | |
1257 | { "apply_cropping", NULL, 0, AV_OPT_TYPE_INT, | ||
1258 | { .i64 = CROP_ALL }, CROP_DISABLED, CROP_CONTAINER, AV_OPT_FLAG_DECODING_PARAM, .unit = "apply_cropping" }, | ||
1259 | { "none", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CROP_DISABLED }, .unit = "apply_cropping" }, | ||
1260 | { "all", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CROP_ALL }, .unit = "apply_cropping" }, | ||
1261 | { "codec", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CROP_CODEC }, .unit = "apply_cropping" }, | ||
1262 | { "container", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CROP_CONTAINER }, .unit = "apply_cropping" }, | ||
1263 | { NULL }, | ||
1264 | }; | ||
1265 | ✗ | const AVClass class = { | |
1266 | .class_name = "apply_cropping", | ||
1267 | .item_name = av_default_item_name, | ||
1268 | .option = opts, | ||
1269 | .version = LIBAVUTIL_VERSION_INT, | ||
1270 | }; | ||
1271 | ✗ | const AVClass *pclass = &class; | |
1272 | |||
1273 | ✗ | ret = av_opt_eval_int(&pclass, opts, apply_cropping, &ds->apply_cropping); | |
1274 | ✗ | if (ret < 0) { | |
1275 | ✗ | av_log(ist, AV_LOG_ERROR, "Invalid apply_cropping value '%s'.\n", apply_cropping); | |
1276 | ✗ | return ret; | |
1277 | } | ||
1278 | } | ||
1279 | |||
1280 | 7378 | opt_match_per_stream_str(ist, &o->codec_tags, ic, st, &codec_tag); | |
1281 |
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7378 | if (codec_tag) { |
1282 | 2 | uint32_t tag = strtol(codec_tag, &next, 0); | |
1283 |
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2 | if (*next) { |
1284 | 2 | uint8_t buf[4] = { 0 }; | |
1285 |
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2 | memcpy(buf, codec_tag, FFMIN(sizeof(buf), strlen(codec_tag))); |
1286 | 2 | tag = AV_RL32(buf); | |
1287 | } | ||
1288 | |||
1289 | 2 | st->codecpar->codec_tag = tag; | |
1290 | } | ||
1291 | |||
1292 |
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7378 | if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) { |
1293 | 5577 | ret = add_display_matrix_to_stream(o, ic, ist); | |
1294 |
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5577 | if (ret < 0) |
1295 | ✗ | return ret; | |
1296 | |||
1297 | 5577 | opt_match_per_stream_str(ist, &o->hwaccels, ic, st, &hwaccel); | |
1298 | 5577 | opt_match_per_stream_str(ist, &o->hwaccel_output_formats, ic, st, | |
1299 | &hwaccel_output_format); | ||
1300 |
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5577 | if (!hwaccel_output_format && hwaccel && !strcmp(hwaccel, "cuvid")) { |
1301 | ✗ | av_log(ist, AV_LOG_WARNING, | |
1302 | "WARNING: defaulting hwaccel_output_format to cuda for compatibility " | ||
1303 | "with old commandlines. This behaviour is DEPRECATED and will be removed " | ||
1304 | "in the future. Please explicitly set \"-hwaccel_output_format cuda\".\n"); | ||
1305 | ✗ | ds->dec_opts.hwaccel_output_format = AV_PIX_FMT_CUDA; | |
1306 |
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5577 | } else if (!hwaccel_output_format && hwaccel && !strcmp(hwaccel, "qsv")) { |
1307 | ✗ | av_log(ist, AV_LOG_WARNING, | |
1308 | "WARNING: defaulting hwaccel_output_format to qsv for compatibility " | ||
1309 | "with old commandlines. This behaviour is DEPRECATED and will be removed " | ||
1310 | "in the future. Please explicitly set \"-hwaccel_output_format qsv\".\n"); | ||
1311 | ✗ | ds->dec_opts.hwaccel_output_format = AV_PIX_FMT_QSV; | |
1312 |
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5577 | } else if (!hwaccel_output_format && hwaccel && !strcmp(hwaccel, "mediacodec")) { |
1313 | // There is no real AVHWFrameContext implementation. Set | ||
1314 | // hwaccel_output_format to avoid av_hwframe_transfer_data error. | ||
1315 | ✗ | ds->dec_opts.hwaccel_output_format = AV_PIX_FMT_MEDIACODEC; | |
1316 |
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5577 | } else if (hwaccel_output_format) { |
1317 | ✗ | ds->dec_opts.hwaccel_output_format = av_get_pix_fmt(hwaccel_output_format); | |
1318 | ✗ | if (ds->dec_opts.hwaccel_output_format == AV_PIX_FMT_NONE) { | |
1319 | ✗ | av_log(ist, AV_LOG_FATAL, "Unrecognised hwaccel output " | |
1320 | "format: %s", hwaccel_output_format); | ||
1321 | } | ||
1322 | } else { | ||
1323 | 5577 | ds->dec_opts.hwaccel_output_format = AV_PIX_FMT_NONE; | |
1324 | } | ||
1325 | |||
1326 |
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5577 | if (hwaccel) { |
1327 | // The NVDEC hwaccels use a CUDA device, so remap the name here. | ||
1328 |
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5281 | if (!strcmp(hwaccel, "nvdec") || !strcmp(hwaccel, "cuvid")) |
1329 | ✗ | hwaccel = "cuda"; | |
1330 | |||
1331 |
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5281 | if (!strcmp(hwaccel, "none")) |
1332 | 5281 | ds->dec_opts.hwaccel_id = HWACCEL_NONE; | |
1333 | ✗ | else if (!strcmp(hwaccel, "auto")) | |
1334 | ✗ | ds->dec_opts.hwaccel_id = HWACCEL_AUTO; | |
1335 | else { | ||
1336 | ✗ | enum AVHWDeviceType type = av_hwdevice_find_type_by_name(hwaccel); | |
1337 | ✗ | if (type != AV_HWDEVICE_TYPE_NONE) { | |
1338 | ✗ | ds->dec_opts.hwaccel_id = HWACCEL_GENERIC; | |
1339 | ✗ | ds->dec_opts.hwaccel_device_type = type; | |
1340 | } | ||
1341 | |||
1342 | ✗ | if (!ds->dec_opts.hwaccel_id) { | |
1343 | ✗ | av_log(ist, AV_LOG_FATAL, "Unrecognized hwaccel: %s.\n", | |
1344 | hwaccel); | ||
1345 | ✗ | av_log(ist, AV_LOG_FATAL, "Supported hwaccels: "); | |
1346 | ✗ | type = AV_HWDEVICE_TYPE_NONE; | |
1347 | ✗ | while ((type = av_hwdevice_iterate_types(type)) != | |
1348 | AV_HWDEVICE_TYPE_NONE) | ||
1349 | ✗ | av_log(ist, AV_LOG_FATAL, "%s ", | |
1350 | av_hwdevice_get_type_name(type)); | ||
1351 | ✗ | av_log(ist, AV_LOG_FATAL, "\n"); | |
1352 | ✗ | return AVERROR(EINVAL); | |
1353 | } | ||
1354 | } | ||
1355 | } | ||
1356 | |||
1357 | 5577 | opt_match_per_stream_str(ist, &o->hwaccel_devices, ic, st, &hwaccel_device); | |
1358 |
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5577 | if (hwaccel_device) { |
1359 | ✗ | ds->dec_opts.hwaccel_device = av_strdup(hwaccel_device); | |
1360 | ✗ | if (!ds->dec_opts.hwaccel_device) | |
1361 | ✗ | return AVERROR(ENOMEM); | |
1362 | } | ||
1363 | } | ||
1364 | |||
1365 | 7378 | ret = choose_decoder(o, ist, ic, st, ds->dec_opts.hwaccel_id, | |
1366 | ds->dec_opts.hwaccel_device_type, &ist->dec); | ||
1367 |
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7378 | if (ret < 0) |
1368 | ✗ | return ret; | |
1369 | |||
1370 |
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7378 | if (ist->dec) { |
1371 | 7302 | ret = filter_codec_opts(o->g->codec_opts, ist->st->codecpar->codec_id, | |
1372 | ic, st, ist->dec, &ds->decoder_opts, opts_used); | ||
1373 |
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7302 | if (ret < 0) |
1374 | ✗ | return ret; | |
1375 | } | ||
1376 | |||
1377 | 7378 | ds->reinit_filters = -1; | |
1378 | 7378 | opt_match_per_stream_int(ist, &o->reinit_filters, ic, st, &ds->reinit_filters); | |
1379 | |||
1380 | 7378 | ist->user_set_discard = AVDISCARD_NONE; | |
1381 | |||
1382 |
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7378 | if ((o->video_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) || |
1383 |
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7378 | (o->audio_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) || |
1384 |
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7377 | (o->subtitle_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_SUBTITLE) || |
1385 |
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7377 | (o->data_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_DATA)) |
1386 | 1 | ist->user_set_discard = AVDISCARD_ALL; | |
1387 | |||
1388 | 7378 | opt_match_per_stream_str(ist, &o->discard, ic, st, &discard_str); | |
1389 |
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|
7378 | if (discard_str) { |
1390 | ✗ | ret = av_opt_set(ist->st, "discard", discard_str, 0); | |
1391 | ✗ | if (ret < 0) { | |
1392 | ✗ | av_log(ist, AV_LOG_ERROR, "Error parsing discard %s.\n", discard_str); | |
1393 | ✗ | return ret; | |
1394 | } | ||
1395 | ✗ | ist->user_set_discard = ist->st->discard; | |
1396 | } | ||
1397 | |||
1398 |
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7378 | ds->dec_opts.flags |= DECODER_FLAG_BITEXACT * !!o->bitexact; |
1399 | |||
1400 | 7378 | av_dict_set_int(&ds->decoder_opts, "apply_cropping", | |
1401 |
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7378 | ds->apply_cropping && ds->apply_cropping != CROP_CONTAINER, 0); |
1402 | |||
1403 | /* Attached pics are sparse, therefore we would not want to delay their decoding | ||
1404 | * till EOF. */ | ||
1405 |
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7378 | if (ist->st->disposition & AV_DISPOSITION_ATTACHED_PIC) |
1406 | 37 | av_dict_set(&ds->decoder_opts, "thread_type", "-frame", 0); | |
1407 | |||
1408 |
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7378 | switch (par->codec_type) { |
1409 | 5577 | case AVMEDIA_TYPE_VIDEO: | |
1410 | 5577 | opt_match_per_stream_str(ist, &o->frame_rates, ic, st, &framerate); | |
1411 |
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5577 | if (framerate) { |
1412 | 26 | ret = av_parse_video_rate(&ist->framerate, framerate); | |
1413 |
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|
26 | if (ret < 0) { |
1414 | ✗ | av_log(ist, AV_LOG_ERROR, "Error parsing framerate %s.\n", | |
1415 | framerate); | ||
1416 | ✗ | return ret; | |
1417 | } | ||
1418 | } | ||
1419 | |||
1420 | #if FFMPEG_OPT_TOP | ||
1421 | 5577 | ist->top_field_first = -1; | |
1422 | 5577 | opt_match_per_stream_int(ist, &o->top_field_first, ic, st, &ist->top_field_first); | |
1423 | #endif | ||
1424 | |||
1425 | 5577 | break; | |
1426 | 1655 | case AVMEDIA_TYPE_AUDIO: { | |
1427 | 1655 | const char *ch_layout_str = NULL; | |
1428 | |||
1429 | 1655 | opt_match_per_stream_str(ist, &o->audio_ch_layouts, ic, st, &ch_layout_str); | |
1430 |
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|
1655 | if (ch_layout_str) { |
1431 | AVChannelLayout ch_layout; | ||
1432 | 1 | ret = av_channel_layout_from_string(&ch_layout, ch_layout_str); | |
1433 |
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|
1 | if (ret < 0) { |
1434 | ✗ | av_log(ist, AV_LOG_ERROR, "Error parsing channel layout %s.\n", ch_layout_str); | |
1435 | ✗ | return ret; | |
1436 | } | ||
1437 |
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1 | if (par->ch_layout.nb_channels <= 0 || par->ch_layout.nb_channels == ch_layout.nb_channels) { |
1438 | 1 | av_channel_layout_uninit(&par->ch_layout); | |
1439 | 1 | par->ch_layout = ch_layout; | |
1440 | } else { | ||
1441 | ✗ | av_log(ist, AV_LOG_ERROR, | |
1442 | "Specified channel layout '%s' has %d channels, but input has %d channels.\n", | ||
1443 | ch_layout_str, ch_layout.nb_channels, par->ch_layout.nb_channels); | ||
1444 | ✗ | av_channel_layout_uninit(&ch_layout); | |
1445 | ✗ | return AVERROR(EINVAL); | |
1446 | } | ||
1447 | } else { | ||
1448 | 1654 | int guess_layout_max = INT_MAX; | |
1449 | 1654 | opt_match_per_stream_int(ist, &o->guess_layout_max, ic, st, &guess_layout_max); | |
1450 | 1654 | guess_input_channel_layout(ist, par, guess_layout_max); | |
1451 | } | ||
1452 | 1655 | break; | |
1453 | } | ||
1454 | 144 | case AVMEDIA_TYPE_DATA: | |
1455 | case AVMEDIA_TYPE_SUBTITLE: { | ||
1456 | 144 | const char *canvas_size = NULL; | |
1457 | |||
1458 | 144 | opt_match_per_stream_int(ist, &o->fix_sub_duration, ic, st, &ist->fix_sub_duration); | |
1459 | 144 | opt_match_per_stream_str(ist, &o->canvas_sizes, ic, st, &canvas_size); | |
1460 |
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|
144 | if (canvas_size) { |
1461 | ✗ | ret = av_parse_video_size(&par->width, &par->height, | |
1462 | canvas_size); | ||
1463 | ✗ | if (ret < 0) { | |
1464 | ✗ | av_log(ist, AV_LOG_FATAL, "Invalid canvas size: %s.\n", canvas_size); | |
1465 | ✗ | return ret; | |
1466 | } | ||
1467 | } | ||
1468 | 144 | break; | |
1469 | } | ||
1470 | 2 | case AVMEDIA_TYPE_ATTACHMENT: | |
1471 | case AVMEDIA_TYPE_UNKNOWN: | ||
1472 | 2 | break; | |
1473 | ✗ | default: av_assert0(0); | |
1474 | } | ||
1475 | |||
1476 | 7378 | ist->par = avcodec_parameters_alloc(); | |
1477 |
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7378 | if (!ist->par) |
1478 | ✗ | return AVERROR(ENOMEM); | |
1479 | |||
1480 | 7378 | ret = avcodec_parameters_copy(ist->par, par); | |
1481 |
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7378 | if (ret < 0) { |
1482 | ✗ | av_log(ist, AV_LOG_ERROR, "Error exporting stream parameters.\n"); | |
1483 | ✗ | return ret; | |
1484 | } | ||
1485 | |||
1486 |
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7378 | if (ist->st->sample_aspect_ratio.num) |
1487 | 428 | ist->par->sample_aspect_ratio = ist->st->sample_aspect_ratio; | |
1488 | |||
1489 | 7378 | opt_match_per_stream_str(ist, &o->bitstream_filters, ic, st, &bsfs); | |
1490 |
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7378 | if (bsfs) { |
1491 | 1 | ret = av_bsf_list_parse_str(bsfs, &ds->bsf); | |
1492 |
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|
1 | if (ret < 0) { |
1493 | ✗ | av_log(ist, AV_LOG_ERROR, | |
1494 | "Error parsing bitstream filter sequence '%s': %s\n", | ||
1495 | ✗ | bsfs, av_err2str(ret)); | |
1496 | ✗ | return ret; | |
1497 | } | ||
1498 | |||
1499 | 1 | ret = avcodec_parameters_copy(ds->bsf->par_in, ist->par); | |
1500 |
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|
1 | if (ret < 0) |
1501 | ✗ | return ret; | |
1502 | 1 | ds->bsf->time_base_in = ist->st->time_base; | |
1503 | |||
1504 | 1 | ret = av_bsf_init(ds->bsf); | |
1505 |
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|
1 | if (ret < 0) { |
1506 | ✗ | av_log(ist, AV_LOG_ERROR, "Error initializing bitstream filters: %s\n", | |
1507 | ✗ | av_err2str(ret)); | |
1508 | ✗ | return ret; | |
1509 | } | ||
1510 | |||
1511 | 1 | ret = avcodec_parameters_copy(ist->par, ds->bsf->par_out); | |
1512 |
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1 | if (ret < 0) |
1513 | ✗ | return ret; | |
1514 | } | ||
1515 | |||
1516 | 7378 | ds->codec_desc = avcodec_descriptor_get(ist->par->codec_id); | |
1517 | |||
1518 | 7378 | return 0; | |
1519 | } | ||
1520 | |||
1521 | ✗ | static int dump_attachment(InputStream *ist, const char *filename) | |
1522 | { | ||
1523 | ✗ | AVStream *st = ist->st; | |
1524 | int ret; | ||
1525 | ✗ | AVIOContext *out = NULL; | |
1526 | const AVDictionaryEntry *e; | ||
1527 | |||
1528 | ✗ | if (!st->codecpar->extradata_size) { | |
1529 | ✗ | av_log(ist, AV_LOG_WARNING, "No extradata to dump.\n"); | |
1530 | ✗ | return 0; | |
1531 | } | ||
1532 | ✗ | if (!*filename && (e = av_dict_get(st->metadata, "filename", NULL, 0))) | |
1533 | ✗ | filename = e->value; | |
1534 | ✗ | if (!*filename) { | |
1535 | ✗ | av_log(ist, AV_LOG_FATAL, "No filename specified and no 'filename' tag"); | |
1536 | ✗ | return AVERROR(EINVAL); | |
1537 | } | ||
1538 | |||
1539 | ✗ | ret = assert_file_overwrite(filename); | |
1540 | ✗ | if (ret < 0) | |
1541 | ✗ | return ret; | |
1542 | |||
1543 | ✗ | if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, &int_cb, NULL)) < 0) { | |
1544 | ✗ | av_log(ist, AV_LOG_FATAL, "Could not open file %s for writing.\n", | |
1545 | filename); | ||
1546 | ✗ | return ret; | |
1547 | } | ||
1548 | |||
1549 | ✗ | avio_write(out, st->codecpar->extradata, st->codecpar->extradata_size); | |
1550 | ✗ | ret = avio_close(out); | |
1551 | |||
1552 | ✗ | if (ret >= 0) | |
1553 | ✗ | av_log(ist, AV_LOG_INFO, "Wrote attachment (%d bytes) to '%s'\n", | |
1554 | ✗ | st->codecpar->extradata_size, filename); | |
1555 | |||
1556 | ✗ | return ret; | |
1557 | } | ||
1558 | |||
1559 | 623 | static const char *input_file_item_name(void *obj) | |
1560 | { | ||
1561 | 623 | const Demuxer *d = obj; | |
1562 | |||
1563 | 623 | return d->log_name; | |
1564 | } | ||
1565 | |||
1566 | static const AVClass input_file_class = { | ||
1567 | .class_name = "InputFile", | ||
1568 | .version = LIBAVUTIL_VERSION_INT, | ||
1569 | .item_name = input_file_item_name, | ||
1570 | .category = AV_CLASS_CATEGORY_DEMUXER, | ||
1571 | }; | ||
1572 | |||
1573 | 6846 | static Demuxer *demux_alloc(void) | |
1574 | { | ||
1575 | 6846 | Demuxer *d = allocate_array_elem(&input_files, sizeof(*d), &nb_input_files); | |
1576 | |||
1577 |
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6846 | if (!d) |
1578 | ✗ | return NULL; | |
1579 | |||
1580 | 6846 | d->f.class = &input_file_class; | |
1581 | 6846 | d->f.index = nb_input_files - 1; | |
1582 | |||
1583 | 6846 | snprintf(d->log_name, sizeof(d->log_name), "in#%d", d->f.index); | |
1584 | |||
1585 | 6846 | return d; | |
1586 | } | ||
1587 | |||
1588 | 6846 | int ifile_open(const OptionsContext *o, const char *filename, Scheduler *sch) | |
1589 | { | ||
1590 | Demuxer *d; | ||
1591 | InputFile *f; | ||
1592 | AVFormatContext *ic; | ||
1593 | 6846 | const AVInputFormat *file_iformat = NULL; | |
1594 | 6846 | int err, ret = 0; | |
1595 | int64_t timestamp; | ||
1596 | 6846 | AVDictionary *opts_used = NULL; | |
1597 | 6846 | const char* video_codec_name = NULL; | |
1598 | 6846 | const char* audio_codec_name = NULL; | |
1599 | 6846 | const char* subtitle_codec_name = NULL; | |
1600 | 6846 | const char* data_codec_name = NULL; | |
1601 | 6846 | int scan_all_pmts_set = 0; | |
1602 | |||
1603 | 6846 | int64_t start_time = o->start_time; | |
1604 | 6846 | int64_t start_time_eof = o->start_time_eof; | |
1605 | 6846 | int64_t stop_time = o->stop_time; | |
1606 | 6846 | int64_t recording_time = o->recording_time; | |
1607 | |||
1608 | 6846 | d = demux_alloc(); | |
1609 |
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6846 | if (!d) |
1610 | ✗ | return AVERROR(ENOMEM); | |
1611 | |||
1612 | 6846 | f = &d->f; | |
1613 | |||
1614 | 6846 | ret = sch_add_demux(sch, input_thread, d); | |
1615 |
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6846 | if (ret < 0) |
1616 | ✗ | return ret; | |
1617 | 6846 | d->sch = sch; | |
1618 | |||
1619 |
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6846 | if (stop_time != INT64_MAX && recording_time != INT64_MAX) { |
1620 | ✗ | stop_time = INT64_MAX; | |
1621 | ✗ | av_log(d, AV_LOG_WARNING, "-t and -to cannot be used together; using -t.\n"); | |
1622 | } | ||
1623 | |||
1624 |
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6846 | if (stop_time != INT64_MAX && recording_time == INT64_MAX) { |
1625 | ✗ | int64_t start = start_time == AV_NOPTS_VALUE ? 0 : start_time; | |
1626 | ✗ | if (stop_time <= start) { | |
1627 | ✗ | av_log(d, AV_LOG_ERROR, "-to value smaller than -ss; aborting.\n"); | |
1628 | ✗ | return AVERROR(EINVAL); | |
1629 | } else { | ||
1630 | ✗ | recording_time = stop_time - start; | |
1631 | } | ||
1632 | } | ||
1633 | |||
1634 |
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6846 | if (o->format) { |
1635 |
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3364 | if (!(file_iformat = av_find_input_format(o->format))) { |
1636 | ✗ | av_log(d, AV_LOG_FATAL, "Unknown input format: '%s'\n", o->format); | |
1637 | ✗ | return AVERROR(EINVAL); | |
1638 | } | ||
1639 | } | ||
1640 | |||
1641 |
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|
6846 | if (!strcmp(filename, "-")) |
1642 | ✗ | filename = "fd:"; | |
1643 | |||
1644 | 20538 | stdin_interaction &= strncmp(filename, "pipe:", 5) && | |
1645 |
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13692 | strcmp(filename, "fd:") && |
1646 |
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|
6846 | strcmp(filename, "/dev/stdin"); |
1647 | |||
1648 | /* get default parameters from command line */ | ||
1649 | 6846 | ic = avformat_alloc_context(); | |
1650 |
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6846 | if (!ic) |
1651 | ✗ | return AVERROR(ENOMEM); | |
1652 |
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6846 | if (o->audio_sample_rate.nb_opt) { |
1653 | 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); | |
1654 | } | ||
1655 |
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6846 | if (o->audio_channels.nb_opt) { |
1656 | const AVClass *priv_class; | ||
1657 |
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18 | if (file_iformat && (priv_class = file_iformat->priv_class) && |
1658 | 9 | av_opt_find(&priv_class, "ch_layout", NULL, 0, | |
1659 | AV_OPT_SEARCH_FAKE_OBJ)) { | ||
1660 | char buf[32]; | ||
1661 | 9 | snprintf(buf, sizeof(buf), "%dC", o->audio_channels.opt[o->audio_channels.nb_opt - 1].u.i); | |
1662 | 9 | av_dict_set(&o->g->format_opts, "ch_layout", buf, 0); | |
1663 | } | ||
1664 | } | ||
1665 |
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|
6846 | if (o->audio_ch_layouts.nb_opt) { |
1666 | const AVClass *priv_class; | ||
1667 |
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2 | if (file_iformat && (priv_class = file_iformat->priv_class) && |
1668 | 1 | av_opt_find(&priv_class, "ch_layout", NULL, 0, | |
1669 | AV_OPT_SEARCH_FAKE_OBJ)) { | ||
1670 | 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); | |
1671 | } | ||
1672 | } | ||
1673 |
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|
6846 | if (o->frame_rates.nb_opt) { |
1674 | const AVClass *priv_class; | ||
1675 | /* set the format-level framerate option; | ||
1676 | * this is important for video grabbers, e.g. x11 */ | ||
1677 |
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51 | if (file_iformat && (priv_class = file_iformat->priv_class) && |
1678 | 25 | av_opt_find(&priv_class, "framerate", NULL, 0, | |
1679 | AV_OPT_SEARCH_FAKE_OBJ)) { | ||
1680 | 25 | av_dict_set(&o->g->format_opts, "framerate", | |
1681 | 25 | o->frame_rates.opt[o->frame_rates.nb_opt - 1].u.str, 0); | |
1682 | } | ||
1683 | } | ||
1684 |
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|
6846 | if (o->frame_sizes.nb_opt) { |
1685 | 552 | av_dict_set(&o->g->format_opts, "video_size", o->frame_sizes.opt[o->frame_sizes.nb_opt - 1].u.str, 0); | |
1686 | } | ||
1687 |
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|
6846 | if (o->frame_pix_fmts.nb_opt) |
1688 | 561 | av_dict_set(&o->g->format_opts, "pixel_format", o->frame_pix_fmts.opt[o->frame_pix_fmts.nb_opt - 1].u.str, 0); | |
1689 | |||
1690 | 6846 | video_codec_name = opt_match_per_type_str(&o->codec_names, 'v'); | |
1691 | 6846 | audio_codec_name = opt_match_per_type_str(&o->codec_names, 'a'); | |
1692 | 6846 | subtitle_codec_name = opt_match_per_type_str(&o->codec_names, 's'); | |
1693 | 6846 | data_codec_name = opt_match_per_type_str(&o->codec_names, 'd'); | |
1694 | |||
1695 |
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|
6846 | if (video_codec_name) |
1696 | 2727 | ret = err_merge(ret, find_codec(NULL, video_codec_name , AVMEDIA_TYPE_VIDEO , 0, | |
1697 | 2727 | &ic->video_codec)); | |
1698 |
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|
6846 | if (audio_codec_name) |
1699 | 18 | ret = err_merge(ret, find_codec(NULL, audio_codec_name , AVMEDIA_TYPE_AUDIO , 0, | |
1700 | 18 | &ic->audio_codec)); | |
1701 |
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|
6846 | if (subtitle_codec_name) |
1702 | ✗ | ret = err_merge(ret, find_codec(NULL, subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0, | |
1703 | ✗ | &ic->subtitle_codec)); | |
1704 |
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|
6846 | if (data_codec_name) |
1705 | ✗ | ret = err_merge(ret, find_codec(NULL, data_codec_name , AVMEDIA_TYPE_DATA, 0, | |
1706 | ✗ | &ic->data_codec)); | |
1707 |
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|
6846 | if (ret < 0) { |
1708 | ✗ | avformat_free_context(ic); | |
1709 | ✗ | return ret; | |
1710 | } | ||
1711 | |||
1712 |
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|
6846 | ic->video_codec_id = video_codec_name ? ic->video_codec->id : AV_CODEC_ID_NONE; |
1713 |
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|
6846 | ic->audio_codec_id = audio_codec_name ? ic->audio_codec->id : AV_CODEC_ID_NONE; |
1714 |
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|
6846 | ic->subtitle_codec_id = subtitle_codec_name ? ic->subtitle_codec->id : AV_CODEC_ID_NONE; |
1715 |
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|
6846 | ic->data_codec_id = data_codec_name ? ic->data_codec->id : AV_CODEC_ID_NONE; |
1716 | |||
1717 | 6846 | ic->flags |= AVFMT_FLAG_NONBLOCK; | |
1718 |
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|
6846 | if (o->bitexact) |
1719 | 85 | ic->flags |= AVFMT_FLAG_BITEXACT; | |
1720 | 6846 | ic->interrupt_callback = int_cb; | |
1721 | |||
1722 |
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|
6846 | if (!av_dict_get(o->g->format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE)) { |
1723 | 6846 | av_dict_set(&o->g->format_opts, "scan_all_pmts", "1", AV_DICT_DONT_OVERWRITE); | |
1724 | 6846 | scan_all_pmts_set = 1; | |
1725 | } | ||
1726 | /* open the input file with generic avformat function */ | ||
1727 | 6846 | err = avformat_open_input(&ic, filename, file_iformat, &o->g->format_opts); | |
1728 |
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|
6846 | if (err < 0) { |
1729 | ✗ | av_log(d, AV_LOG_ERROR, | |
1730 | ✗ | "Error opening input: %s\n", av_err2str(err)); | |
1731 | ✗ | if (err == AVERROR_PROTOCOL_NOT_FOUND) | |
1732 | ✗ | av_log(d, AV_LOG_ERROR, "Did you mean file:%s?\n", filename); | |
1733 | ✗ | return err; | |
1734 | } | ||
1735 | 6846 | f->ctx = ic; | |
1736 | |||
1737 | 6846 | av_strlcat(d->log_name, "/", sizeof(d->log_name)); | |
1738 | 6846 | av_strlcat(d->log_name, ic->iformat->name, sizeof(d->log_name)); | |
1739 | |||
1740 |
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|
6846 | if (scan_all_pmts_set) |
1741 | 6846 | av_dict_set(&o->g->format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE); | |
1742 | 6846 | remove_avoptions(&o->g->format_opts, o->g->codec_opts); | |
1743 | |||
1744 | 6846 | ret = check_avoptions(o->g->format_opts); | |
1745 |
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6846 | if (ret < 0) |
1746 | ✗ | return ret; | |
1747 | |||
1748 | /* apply forced codec ids */ | ||
1749 |
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14094 | for (int i = 0; i < ic->nb_streams; i++) { |
1750 | const AVCodec *dummy; | ||
1751 | 7248 | ret = choose_decoder(o, f, ic, ic->streams[i], HWACCEL_NONE, AV_HWDEVICE_TYPE_NONE, | |
1752 | &dummy); | ||
1753 |
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7248 | if (ret < 0) |
1754 | ✗ | return ret; | |
1755 | } | ||
1756 | |||
1757 |
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6846 | if (o->find_stream_info) { |
1758 | AVDictionary **opts; | ||
1759 | 6844 | int orig_nb_streams = ic->nb_streams; | |
1760 | |||
1761 | 6844 | ret = setup_find_stream_info_opts(ic, o->g->codec_opts, &opts); | |
1762 |
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6844 | if (ret < 0) |
1763 | ✗ | return ret; | |
1764 | |||
1765 | /* If not enough info to get the stream parameters, we decode the | ||
1766 | first frames to get it. (used in mpeg case for example) */ | ||
1767 | 6844 | ret = avformat_find_stream_info(ic, opts); | |
1768 | |||
1769 |
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14090 | for (int i = 0; i < orig_nb_streams; i++) |
1770 | 7246 | av_dict_free(&opts[i]); | |
1771 | 6844 | av_freep(&opts); | |
1772 | |||
1773 |
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6844 | if (ret < 0) { |
1774 | ✗ | av_log(d, AV_LOG_FATAL, "could not find codec parameters\n"); | |
1775 | ✗ | if (ic->nb_streams == 0) | |
1776 | ✗ | return ret; | |
1777 | } | ||
1778 | } | ||
1779 | |||
1780 |
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6846 | if (start_time != AV_NOPTS_VALUE && start_time_eof != AV_NOPTS_VALUE) { |
1781 | ✗ | av_log(d, AV_LOG_WARNING, "Cannot use -ss and -sseof both, using -ss\n"); | |
1782 | ✗ | start_time_eof = AV_NOPTS_VALUE; | |
1783 | } | ||
1784 | |||
1785 |
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6846 | if (start_time_eof != AV_NOPTS_VALUE) { |
1786 | ✗ | if (start_time_eof >= 0) { | |
1787 | ✗ | av_log(d, AV_LOG_ERROR, "-sseof value must be negative; aborting\n"); | |
1788 | ✗ | return AVERROR(EINVAL); | |
1789 | } | ||
1790 | ✗ | if (ic->duration > 0) { | |
1791 | ✗ | start_time = start_time_eof + ic->duration; | |
1792 | ✗ | if (start_time < 0) { | |
1793 | ✗ | av_log(d, AV_LOG_WARNING, "-sseof value seeks to before start of file; ignored\n"); | |
1794 | ✗ | start_time = AV_NOPTS_VALUE; | |
1795 | } | ||
1796 | } else | ||
1797 | ✗ | av_log(d, AV_LOG_WARNING, "Cannot use -sseof, file duration not known\n"); | |
1798 | } | ||
1799 |
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6846 | timestamp = (start_time == AV_NOPTS_VALUE) ? 0 : start_time; |
1800 | /* add the stream start time */ | ||
1801 |
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6846 | if (!o->seek_timestamp && ic->start_time != AV_NOPTS_VALUE) |
1802 | 5134 | timestamp += ic->start_time; | |
1803 | |||
1804 | /* if seeking requested, we execute it */ | ||
1805 |
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6846 | if (start_time != AV_NOPTS_VALUE) { |
1806 | 21 | int64_t seek_timestamp = timestamp; | |
1807 | |||
1808 |
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21 | if (!(ic->iformat->flags & AVFMT_SEEK_TO_PTS)) { |
1809 | 21 | int dts_heuristic = 0; | |
1810 |
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42 | for (int i = 0; i < ic->nb_streams; i++) { |
1811 | 21 | const AVCodecParameters *par = ic->streams[i]->codecpar; | |
1812 |
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21 | if (par->video_delay) { |
1813 | ✗ | dts_heuristic = 1; | |
1814 | ✗ | break; | |
1815 | } | ||
1816 | } | ||
1817 |
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21 | if (dts_heuristic) { |
1818 | ✗ | seek_timestamp -= 3*AV_TIME_BASE / 23; | |
1819 | } | ||
1820 | } | ||
1821 | 21 | ret = avformat_seek_file(ic, -1, INT64_MIN, seek_timestamp, seek_timestamp, 0); | |
1822 |
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21 | if (ret < 0) { |
1823 | 1 | av_log(d, AV_LOG_WARNING, "could not seek to position %0.3f\n", | |
1824 | 1 | (double)timestamp / AV_TIME_BASE); | |
1825 | } | ||
1826 | } | ||
1827 | |||
1828 | 6846 | f->start_time = start_time; | |
1829 | 6846 | d->recording_time = recording_time; | |
1830 | 6846 | f->input_sync_ref = o->input_sync_ref; | |
1831 | 6846 | f->input_ts_offset = o->input_ts_offset; | |
1832 |
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6846 | f->ts_offset = o->input_ts_offset - (copy_ts ? (start_at_zero && ic->start_time != AV_NOPTS_VALUE ? ic->start_time : 0) : timestamp); |
1833 | 6846 | d->accurate_seek = o->accurate_seek; | |
1834 | 6846 | d->loop = o->loop; | |
1835 | 6846 | d->nb_streams_warn = ic->nb_streams; | |
1836 | |||
1837 | 6846 | d->duration = (Timestamp){ .ts = 0, .tb = (AVRational){ 1, 1 } }; | |
1838 | 6846 | d->min_pts = (Timestamp){ .ts = AV_NOPTS_VALUE, .tb = (AVRational){ 1, 1 } }; | |
1839 | 6846 | d->max_pts = (Timestamp){ .ts = AV_NOPTS_VALUE, .tb = (AVRational){ 1, 1 } }; | |
1840 | |||
1841 | 6846 | d->readrate = o->readrate ? o->readrate : 0.0; | |
1842 |
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6846 | if (d->readrate < 0.0f) { |
1843 | ✗ | av_log(d, AV_LOG_ERROR, "Option -readrate is %0.3f; it must be non-negative.\n", d->readrate); | |
1844 | ✗ | return AVERROR(EINVAL); | |
1845 | } | ||
1846 |
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6846 | if (o->rate_emu) { |
1847 |
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1 | if (d->readrate) { |
1848 | ✗ | av_log(d, AV_LOG_WARNING, "Both -readrate and -re set. Using -readrate %0.3f.\n", d->readrate); | |
1849 | } else | ||
1850 | 1 | d->readrate = 1.0f; | |
1851 | } | ||
1852 | |||
1853 |
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6846 | if (d->readrate) { |
1854 |
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1 | d->readrate_initial_burst = o->readrate_initial_burst ? o->readrate_initial_burst : 0.5; |
1855 |
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1 | if (d->readrate_initial_burst < 0.0) { |
1856 | ✗ | av_log(d, AV_LOG_ERROR, | |
1857 | "Option -readrate_initial_burst is %0.3f; it must be non-negative.\n", | ||
1858 | d->readrate_initial_burst); | ||
1859 | ✗ | return AVERROR(EINVAL); | |
1860 | } | ||
1861 |
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6845 | } else if (o->readrate_initial_burst) { |
1862 | ✗ | av_log(d, AV_LOG_WARNING, "Option -readrate_initial_burst ignored " | |
1863 | "since neither -readrate nor -re were given\n"); | ||
1864 | } | ||
1865 | |||
1866 | /* Add all the streams from the given input file to the demuxer */ | ||
1867 |
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14224 | for (int i = 0; i < ic->nb_streams; i++) { |
1868 | 7378 | ret = ist_add(o, d, ic->streams[i], &opts_used); | |
1869 |
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7378 | if (ret < 0) { |
1870 | ✗ | av_dict_free(&opts_used); | |
1871 | ✗ | return ret; | |
1872 | } | ||
1873 | } | ||
1874 | |||
1875 | /* dump the file content */ | ||
1876 | 6846 | av_dump_format(ic, f->index, filename, 0); | |
1877 | |||
1878 | /* check if all codec options have been used */ | ||
1879 | 6846 | ret = check_avoptions_used(o->g->codec_opts, opts_used, d, 1); | |
1880 | 6846 | av_dict_free(&opts_used); | |
1881 |
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6846 | if (ret < 0) |
1882 | ✗ | return ret; | |
1883 | |||
1884 |
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6846 | for (int i = 0; i < o->dump_attachment.nb_opt; i++) { |
1885 | ✗ | for (int j = 0; j < f->nb_streams; j++) { | |
1886 | ✗ | InputStream *ist = f->streams[j]; | |
1887 | |||
1888 | ✗ | if (check_stream_specifier(ic, ist->st, o->dump_attachment.opt[i].specifier) == 1) { | |
1889 | ✗ | ret = dump_attachment(ist, o->dump_attachment.opt[i].u.str); | |
1890 | ✗ | if (ret < 0) | |
1891 | ✗ | return ret; | |
1892 | } | ||
1893 | } | ||
1894 | } | ||
1895 | |||
1896 | 6846 | return 0; | |
1897 | } | ||
1898 |