| GCC Code Coverage Report | |||||||||||||||||||||
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| Line | Branch | Exec | Source |
1 |
/* |
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2 |
* PCM codecs |
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3 |
* Copyright (c) 2001 Fabrice Bellard |
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4 |
* |
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5 |
* This file is part of FFmpeg. |
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6 |
* |
||
7 |
* FFmpeg is free software; you can redistribute it and/or |
||
8 |
* modify it under the terms of the GNU Lesser General Public |
||
9 |
* License as published by the Free Software Foundation; either |
||
10 |
* version 2.1 of the License, or (at your option) any later version. |
||
11 |
* |
||
12 |
* FFmpeg is distributed in the hope that it will be useful, |
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13 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||
14 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||
15 |
* Lesser General Public License for more details. |
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16 |
* |
||
17 |
* You should have received a copy of the GNU Lesser General Public |
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18 |
* License along with FFmpeg; if not, write to the Free Software |
||
19 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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20 |
*/ |
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21 |
|||
22 |
/** |
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23 |
* @file |
||
24 |
* PCM codecs |
||
25 |
*/ |
||
26 |
|||
27 |
#include "libavutil/attributes.h" |
||
28 |
#include "libavutil/float_dsp.h" |
||
29 |
#include "avcodec.h" |
||
30 |
#include "bytestream.h" |
||
31 |
#include "internal.h" |
||
32 |
#include "mathops.h" |
||
33 |
#include "pcm_tablegen.h" |
||
34 |
|||
35 |
998 |
static av_cold int pcm_encode_init(AVCodecContext *avctx) |
|
36 |
{ |
||
37 |
998 |
avctx->frame_size = 0; |
|
38 |
✓✓✗✓ |
998 |
switch (avctx->codec->id) { |
39 |
6 |
case AV_CODEC_ID_PCM_ALAW: |
|
40 |
6 |
pcm_alaw_tableinit(); |
|
41 |
6 |
break; |
|
42 |
2 |
case AV_CODEC_ID_PCM_MULAW: |
|
43 |
2 |
pcm_ulaw_tableinit(); |
|
44 |
2 |
break; |
|
45 |
case AV_CODEC_ID_PCM_VIDC: |
||
46 |
pcm_vidc_tableinit(); |
||
47 |
break; |
||
48 |
990 |
default: |
|
49 |
990 |
break; |
|
50 |
} |
||
51 |
|||
52 |
998 |
avctx->bits_per_coded_sample = av_get_bits_per_sample(avctx->codec->id); |
|
53 |
998 |
avctx->block_align = avctx->channels * avctx->bits_per_coded_sample / 8; |
|
54 |
998 |
avctx->bit_rate = avctx->block_align * 8LL * avctx->sample_rate; |
|
55 |
|||
56 |
998 |
return 0; |
|
57 |
} |
||
58 |
|||
59 |
/** |
||
60 |
* Write PCM samples macro |
||
61 |
* @param type Datatype of native machine format |
||
62 |
* @param endian bytestream_put_xxx() suffix |
||
63 |
* @param src Source pointer (variable name) |
||
64 |
* @param dst Destination pointer (variable name) |
||
65 |
* @param n Total number of samples (variable name) |
||
66 |
* @param shift Bitshift (bits) |
||
67 |
* @param offset Sample value offset |
||
68 |
*/ |
||
69 |
#define ENCODE(type, endian, src, dst, n, shift, offset) \ |
||
70 |
samples_ ## type = (const type *) src; \ |
||
71 |
for (; n > 0; n--) { \ |
||
72 |
register type v = (*samples_ ## type++ >> shift) + offset; \ |
||
73 |
bytestream_put_ ## endian(&dst, v); \ |
||
74 |
} |
||
75 |
|||
76 |
#define ENCODE_PLANAR(type, endian, dst, n, shift, offset) \ |
||
77 |
n /= avctx->channels; \ |
||
78 |
for (c = 0; c < avctx->channels; c++) { \ |
||
79 |
int i; \ |
||
80 |
samples_ ## type = (const type *) frame->extended_data[c]; \ |
||
81 |
for (i = n; i > 0; i--) { \ |
||
82 |
register type v = (*samples_ ## type++ >> shift) + offset; \ |
||
83 |
bytestream_put_ ## endian(&dst, v); \ |
||
84 |
} \ |
||
85 |
} |
||
86 |
|||
87 |
253761 |
static int pcm_encode_frame(AVCodecContext *avctx, AVPacket *avpkt, |
|
88 |
const AVFrame *frame, int *got_packet_ptr) |
||
89 |
{ |
||
90 |
int n, c, sample_size, v, ret; |
||
91 |
const short *samples; |
||
92 |
unsigned char *dst; |
||
93 |
const uint8_t *samples_uint8_t; |
||
94 |
const int16_t *samples_int16_t; |
||
95 |
const int32_t *samples_int32_t; |
||
96 |
const int64_t *samples_int64_t; |
||
97 |
const uint16_t *samples_uint16_t; |
||
98 |
const uint32_t *samples_uint32_t; |
||
99 |
|||
100 |
253761 |
sample_size = av_get_bits_per_sample(avctx->codec->id) / 8; |
|
101 |
253761 |
n = frame->nb_samples * avctx->channels; |
|
102 |
253761 |
samples = (const short *)frame->data[0]; |
|
103 |
|||
104 |
✗✓ | 253761 |
if ((ret = ff_alloc_packet2(avctx, avpkt, n * sample_size, n * sample_size)) < 0) |
105 |
return ret; |
||
106 |
253761 |
dst = avpkt->data; |
|
107 |
|||
108 |
✓✓✓✓ ✓✓✓✓ ✓✓✓✓ ✓✓✓✓ ✓✓✓✓ ✗✗ |
253761 |
switch (avctx->codec->id) { |
109 |
259 |
case AV_CODEC_ID_PCM_U32LE: |
|
110 |
✓✓ | 529459 |
ENCODE(uint32_t, le32, samples, dst, n, 0, 0x80000000) |
111 |
259 |
break; |
|
112 |
259 |
case AV_CODEC_ID_PCM_U32BE: |
|
113 |
✓✓ | 529459 |
ENCODE(uint32_t, be32, samples, dst, n, 0, 0x80000000) |
114 |
259 |
break; |
|
115 |
5847 |
case AV_CODEC_ID_PCM_S24LE: |
|
116 |
✓✓ | 39354433 |
ENCODE(int32_t, le24, samples, dst, n, 8, 0) |
117 |
5847 |
break; |
|
118 |
259 |
case AV_CODEC_ID_PCM_S24LE_PLANAR: |
|
119 |
✓✓✓✓ |
529977 |
ENCODE_PLANAR(int32_t, le24, dst, n, 8, 0) |
120 |
259 |
break; |
|
121 |
259 |
case AV_CODEC_ID_PCM_S24BE: |
|
122 |
✓✓ | 529459 |
ENCODE(int32_t, be24, samples, dst, n, 8, 0) |
123 |
259 |
break; |
|
124 |
259 |
case AV_CODEC_ID_PCM_U24LE: |
|
125 |
✓✓ | 529459 |
ENCODE(uint32_t, le24, samples, dst, n, 8, 0x800000) |
126 |
259 |
break; |
|
127 |
259 |
case AV_CODEC_ID_PCM_U24BE: |
|
128 |
✓✓ | 529459 |
ENCODE(uint32_t, be24, samples, dst, n, 8, 0x800000) |
129 |
259 |
break; |
|
130 |
20 |
case AV_CODEC_ID_PCM_S24DAUD: |
|
131 |
✓✓ | 40940 |
for (; n > 0; n--) { |
132 |
40920 |
uint32_t tmp = ff_reverse[(*samples >> 8) & 0xff] + |
|
133 |
40920 |
(ff_reverse[*samples & 0xff] << 8); |
|
134 |
40920 |
tmp <<= 4; // sync flags would go here |
|
135 |
40920 |
bytestream_put_be24(&dst, tmp); |
|
136 |
40920 |
samples++; |
|
137 |
} |
||
138 |
20 |
break; |
|
139 |
259 |
case AV_CODEC_ID_PCM_U16LE: |
|
140 |
✓✓ | 529459 |
ENCODE(uint16_t, le16, samples, dst, n, 0, 0x8000) |
141 |
259 |
break; |
|
142 |
259 |
case AV_CODEC_ID_PCM_U16BE: |
|
143 |
✓✓ | 529459 |
ENCODE(uint16_t, be16, samples, dst, n, 0, 0x8000) |
144 |
259 |
break; |
|
145 |
366 |
case AV_CODEC_ID_PCM_S8: |
|
146 |
✓✓ | 7726634 |
ENCODE(uint8_t, byte, samples, dst, n, 0, -128) |
147 |
366 |
break; |
|
148 |
259 |
case AV_CODEC_ID_PCM_S8_PLANAR: |
|
149 |
✓✓✓✓ |
529977 |
ENCODE_PLANAR(uint8_t, byte, dst, n, 0, -128) |
150 |
259 |
break; |
|
151 |
#if HAVE_BIGENDIAN |
||
152 |
case AV_CODEC_ID_PCM_S64LE: |
||
153 |
case AV_CODEC_ID_PCM_F64LE: |
||
154 |
ENCODE(int64_t, le64, samples, dst, n, 0, 0) |
||
155 |
break; |
||
156 |
case AV_CODEC_ID_PCM_S32LE: |
||
157 |
case AV_CODEC_ID_PCM_F32LE: |
||
158 |
ENCODE(int32_t, le32, samples, dst, n, 0, 0) |
||
159 |
break; |
||
160 |
case AV_CODEC_ID_PCM_S32LE_PLANAR: |
||
161 |
ENCODE_PLANAR(int32_t, le32, dst, n, 0, 0) |
||
162 |
break; |
||
163 |
case AV_CODEC_ID_PCM_S16LE: |
||
164 |
ENCODE(int16_t, le16, samples, dst, n, 0, 0) |
||
165 |
break; |
||
166 |
case AV_CODEC_ID_PCM_S16LE_PLANAR: |
||
167 |
ENCODE_PLANAR(int16_t, le16, dst, n, 0, 0) |
||
168 |
break; |
||
169 |
case AV_CODEC_ID_PCM_F64BE: |
||
170 |
case AV_CODEC_ID_PCM_F32BE: |
||
171 |
case AV_CODEC_ID_PCM_S64BE: |
||
172 |
case AV_CODEC_ID_PCM_S32BE: |
||
173 |
case AV_CODEC_ID_PCM_S16BE: |
||
174 |
#else |
||
175 |
259 |
case AV_CODEC_ID_PCM_S64BE: |
|
176 |
case AV_CODEC_ID_PCM_F64BE: |
||
177 |
✓✓ | 529459 |
ENCODE(int64_t, be64, samples, dst, n, 0, 0) |
178 |
259 |
break; |
|
179 |
518 |
case AV_CODEC_ID_PCM_F32BE: |
|
180 |
case AV_CODEC_ID_PCM_S32BE: |
||
181 |
✓✓ | 1058918 |
ENCODE(int32_t, be32, samples, dst, n, 0, 0) |
182 |
518 |
break; |
|
183 |
391 |
case AV_CODEC_ID_PCM_S16BE: |
|
184 |
✓✓ | 661891 |
ENCODE(int16_t, be16, samples, dst, n, 0, 0) |
185 |
391 |
break; |
|
186 |
303 |
case AV_CODEC_ID_PCM_S16BE_PLANAR: |
|
187 |
✓✓✓✓ |
618309 |
ENCODE_PLANAR(int16_t, be16, dst, n, 0, 0) |
188 |
303 |
break; |
|
189 |
242426 |
case AV_CODEC_ID_PCM_F64LE: |
|
190 |
case AV_CODEC_ID_PCM_F32LE: |
||
191 |
case AV_CODEC_ID_PCM_S64LE: |
||
192 |
case AV_CODEC_ID_PCM_S32LE: |
||
193 |
case AV_CODEC_ID_PCM_S16LE: |
||
194 |
#endif /* HAVE_BIGENDIAN */ |
||
195 |
case AV_CODEC_ID_PCM_U8: |
||
196 |
242426 |
memcpy(dst, samples, n * sample_size); |
|
197 |
242426 |
break; |
|
198 |
#if HAVE_BIGENDIAN |
||
199 |
case AV_CODEC_ID_PCM_S16BE_PLANAR: |
||
200 |
#else |
||
201 |
518 |
case AV_CODEC_ID_PCM_S16LE_PLANAR: |
|
202 |
case AV_CODEC_ID_PCM_S32LE_PLANAR: |
||
203 |
#endif /* HAVE_BIGENDIAN */ |
||
204 |
518 |
n /= avctx->channels; |
|
205 |
✓✓ | 1554 |
for (c = 0; c < avctx->channels; c++) { |
206 |
1036 |
const uint8_t *src = frame->extended_data[c]; |
|
207 |
1036 |
bytestream_put_buffer(&dst, src, n * sample_size); |
|
208 |
} |
||
209 |
518 |
break; |
|
210 |
479 |
case AV_CODEC_ID_PCM_ALAW: |
|
211 |
✓✓ | 750179 |
for (; n > 0; n--) { |
212 |
749700 |
v = *samples++; |
|
213 |
749700 |
*dst++ = linear_to_alaw[(v + 32768) >> 2]; |
|
214 |
} |
||
215 |
479 |
break; |
|
216 |
303 |
case AV_CODEC_ID_PCM_MULAW: |
|
217 |
✓✓ | 573603 |
for (; n > 0; n--) { |
218 |
573300 |
v = *samples++; |
|
219 |
573300 |
*dst++ = linear_to_ulaw[(v + 32768) >> 2]; |
|
220 |
} |
||
221 |
303 |
break; |
|
222 |
case AV_CODEC_ID_PCM_VIDC: |
||
223 |
for (; n > 0; n--) { |
||
224 |
v = *samples++; |
||
225 |
*dst++ = linear_to_vidc[(v + 32768) >> 2]; |
||
226 |
} |
||
227 |
break; |
||
228 |
default: |
||
229 |
return -1; |
||
230 |
} |
||
231 |
|||
232 |
253761 |
*got_packet_ptr = 1; |
|
233 |
253761 |
return 0; |
|
234 |
} |
||
235 |
|||
236 |
typedef struct PCMDecode { |
||
237 |
short table[256]; |
||
238 |
AVFloatDSPContext *fdsp; |
||
239 |
float scale; |
||
240 |
} PCMDecode; |
||
241 |
|||
242 |
1444 |
static av_cold int pcm_decode_init(AVCodecContext *avctx) |
|
243 |
{ |
||
244 |
1444 |
PCMDecode *s = avctx->priv_data; |
|
245 |
int i; |
||
246 |
|||
247 |
✗✓ | 1444 |
if (avctx->channels <= 0) { |
248 |
av_log(avctx, AV_LOG_ERROR, "PCM channels out of bounds\n"); |
||
249 |
return AVERROR(EINVAL); |
||
250 |
} |
||
251 |
|||
252 |
✓✓✗✗ ✓ |
1444 |
switch (avctx->codec_id) { |
253 |
24 |
case AV_CODEC_ID_PCM_ALAW: |
|
254 |
✓✓ | 6168 |
for (i = 0; i < 256; i++) |
255 |
6144 |
s->table[i] = alaw2linear(i); |
|
256 |
24 |
break; |
|
257 |
14 |
case AV_CODEC_ID_PCM_MULAW: |
|
258 |
✓✓ | 3598 |
for (i = 0; i < 256; i++) |
259 |
3584 |
s->table[i] = ulaw2linear(i); |
|
260 |
14 |
break; |
|
261 |
case AV_CODEC_ID_PCM_VIDC: |
||
262 |
for (i = 0; i < 256; i++) |
||
263 |
s->table[i] = vidc2linear(i); |
||
264 |
break; |
||
265 |
case AV_CODEC_ID_PCM_F16LE: |
||
266 |
case AV_CODEC_ID_PCM_F24LE: |
||
267 |
if (avctx->bits_per_coded_sample < 1 || avctx->bits_per_coded_sample > 24) |
||
268 |
return AVERROR_INVALIDDATA; |
||
269 |
|||
270 |
s->scale = 1. / (1 << (avctx->bits_per_coded_sample - 1)); |
||
271 |
s->fdsp = avpriv_float_dsp_alloc(0); |
||
272 |
if (!s->fdsp) |
||
273 |
return AVERROR(ENOMEM); |
||
274 |
break; |
||
275 |
1406 |
default: |
|
276 |
1406 |
break; |
|
277 |
} |
||
278 |
|||
279 |
1444 |
avctx->sample_fmt = avctx->codec->sample_fmts[0]; |
|
280 |
|||
281 |
✓✓ | 1444 |
if (avctx->sample_fmt == AV_SAMPLE_FMT_S32) |
282 |
43 |
avctx->bits_per_raw_sample = av_get_bits_per_sample(avctx->codec_id); |
|
283 |
|||
284 |
1444 |
return 0; |
|
285 |
} |
||
286 |
|||
287 |
1444 |
static av_cold int pcm_decode_close(AVCodecContext *avctx) |
|
288 |
{ |
||
289 |
1444 |
PCMDecode *s = avctx->priv_data; |
|
290 |
|||
291 |
1444 |
av_freep(&s->fdsp); |
|
292 |
|||
293 |
1444 |
return 0; |
|
294 |
} |
||
295 |
|||
296 |
/** |
||
297 |
* Read PCM samples macro |
||
298 |
* @param size Data size of native machine format |
||
299 |
* @param endian bytestream_get_xxx() endian suffix |
||
300 |
* @param src Source pointer (variable name) |
||
301 |
* @param dst Destination pointer (variable name) |
||
302 |
* @param n Total number of samples (variable name) |
||
303 |
* @param shift Bitshift (bits) |
||
304 |
* @param offset Sample value offset |
||
305 |
*/ |
||
306 |
#define DECODE(size, endian, src, dst, n, shift, offset) \ |
||
307 |
for (; n > 0; n--) { \ |
||
308 |
uint ## size ## _t v = bytestream_get_ ## endian(&src); \ |
||
309 |
AV_WN ## size ## A(dst, (uint ## size ## _t)(v - offset) << shift); \ |
||
310 |
dst += size / 8; \ |
||
311 |
} |
||
312 |
|||
313 |
#define DECODE_PLANAR(size, endian, src, dst, n, shift, offset) \ |
||
314 |
n /= avctx->channels; \ |
||
315 |
for (c = 0; c < avctx->channels; c++) { \ |
||
316 |
int i; \ |
||
317 |
dst = frame->extended_data[c]; \ |
||
318 |
for (i = n; i > 0; i--) { \ |
||
319 |
uint ## size ## _t v = bytestream_get_ ## endian(&src); \ |
||
320 |
AV_WN ## size ## A(dst, (uint ## size ##_t)(v - offset) << shift); \ |
||
321 |
dst += size / 8; \ |
||
322 |
} \ |
||
323 |
} |
||
324 |
|||
325 |
76141 |
static int pcm_decode_frame(AVCodecContext *avctx, void *data, |
|
326 |
int *got_frame_ptr, AVPacket *avpkt) |
||
327 |
{ |
||
328 |
76141 |
const uint8_t *src = avpkt->data; |
|
329 |
76141 |
int buf_size = avpkt->size; |
|
330 |
76141 |
PCMDecode *s = avctx->priv_data; |
|
331 |
76141 |
AVFrame *frame = data; |
|
332 |
int sample_size, c, n, ret, samples_per_block; |
||
333 |
uint8_t *samples; |
||
334 |
int32_t *dst_int32_t; |
||
335 |
|||
336 |
76141 |
sample_size = av_get_bits_per_sample(avctx->codec_id) / 8; |
|
337 |
|||
338 |
/* av_get_bits_per_sample returns 0 for AV_CODEC_ID_PCM_DVD */ |
||
339 |
76141 |
samples_per_block = 1; |
|
340 |
✗✓ | 76141 |
if (avctx->codec_id == AV_CODEC_ID_PCM_LXF) { |
341 |
/* we process 40-bit blocks per channel for LXF */ |
||
342 |
samples_per_block = 2; |
||
343 |
sample_size = 5; |
||
344 |
} |
||
345 |
|||
346 |
✗✓ | 76141 |
if (sample_size == 0) { |
347 |
av_log(avctx, AV_LOG_ERROR, "Invalid sample_size\n"); |
||
348 |
return AVERROR(EINVAL); |
||
349 |
} |
||
350 |
|||
351 |
✗✓ | 76141 |
if (avctx->channels == 0) { |
352 |
av_log(avctx, AV_LOG_ERROR, "Invalid number of channels\n"); |
||
353 |
return AVERROR(EINVAL); |
||
354 |
} |
||
355 |
|||
356 |
✗✓ | 76141 |
if (avctx->codec_id != avctx->codec->id) { |
357 |
av_log(avctx, AV_LOG_ERROR, "codec ids mismatch\n"); |
||
358 |
return AVERROR(EINVAL); |
||
359 |
} |
||
360 |
|||
361 |
76141 |
n = avctx->channels * sample_size; |
|
362 |
|||
363 |
✓✗✗✓ |
76141 |
if (n && buf_size % n) { |
364 |
if (buf_size < n) { |
||
365 |
av_log(avctx, AV_LOG_ERROR, |
||
366 |
"Invalid PCM packet, data has size %d but at least a size of %d was expected\n", |
||
367 |
buf_size, n); |
||
368 |
return AVERROR_INVALIDDATA; |
||
369 |
} else |
||
370 |
buf_size -= buf_size % n; |
||
371 |
} |
||
372 |
|||
373 |
76141 |
n = buf_size / sample_size; |
|
374 |
|||
375 |
/* get output buffer */ |
||
376 |
76141 |
frame->nb_samples = n * samples_per_block / avctx->channels; |
|
377 |
✗✓ | 76141 |
if ((ret = ff_get_buffer(avctx, frame, 0)) < 0) |
378 |
return ret; |
||
379 |
76141 |
samples = frame->data[0]; |
|
380 |
|||
381 |
✓✓✓✓ ✓✓✓✓ ✓✓✓✓ ✓✓✓✓ ✓✓✗✓ ✗✗ |
76141 |
switch (avctx->codec_id) { |
382 |
259 |
case AV_CODEC_ID_PCM_U32LE: |
|
383 |
✓✓ | 529459 |
DECODE(32, le32, src, samples, n, 0, 0x80000000) |
384 |
259 |
break; |
|
385 |
259 |
case AV_CODEC_ID_PCM_U32BE: |
|
386 |
✓✓ | 529459 |
DECODE(32, be32, src, samples, n, 0, 0x80000000) |
387 |
259 |
break; |
|
388 |
14475 |
case AV_CODEC_ID_PCM_S24LE: |
|
389 |
✓✓ | 19756559 |
DECODE(32, le24, src, samples, n, 8, 0) |
390 |
14475 |
break; |
|
391 |
259 |
case AV_CODEC_ID_PCM_S24LE_PLANAR: |
|
392 |
✓✓✓✓ |
529977 |
DECODE_PLANAR(32, le24, src, samples, n, 8, 0); |
393 |
259 |
break; |
|
394 |
259 |
case AV_CODEC_ID_PCM_S24BE: |
|
395 |
✓✓ | 529459 |
DECODE(32, be24, src, samples, n, 8, 0) |
396 |
259 |
break; |
|
397 |
259 |
case AV_CODEC_ID_PCM_U24LE: |
|
398 |
✓✓ | 529459 |
DECODE(32, le24, src, samples, n, 8, 0x800000) |
399 |
259 |
break; |
|
400 |
259 |
case AV_CODEC_ID_PCM_U24BE: |
|
401 |
✓✓ | 529459 |
DECODE(32, be24, src, samples, n, 8, 0x800000) |
402 |
259 |
break; |
|
403 |
20 |
case AV_CODEC_ID_PCM_S24DAUD: |
|
404 |
✓✓ | 40940 |
for (; n > 0; n--) { |
405 |
40920 |
uint32_t v = bytestream_get_be24(&src); |
|
406 |
40920 |
v >>= 4; // sync flags are here |
|
407 |
40920 |
AV_WN16A(samples, ff_reverse[(v >> 8) & 0xff] + |
|
408 |
(ff_reverse[v & 0xff] << 8)); |
||
409 |
40920 |
samples += 2; |
|
410 |
} |
||
411 |
20 |
break; |
|
412 |
259 |
case AV_CODEC_ID_PCM_U16LE: |
|
413 |
✓✓ | 529459 |
DECODE(16, le16, src, samples, n, 0, 0x8000) |
414 |
259 |
break; |
|
415 |
259 |
case AV_CODEC_ID_PCM_U16BE: |
|
416 |
✓✓ | 529459 |
DECODE(16, be16, src, samples, n, 0, 0x8000) |
417 |
259 |
break; |
|
418 |
259 |
case AV_CODEC_ID_PCM_S8: |
|
419 |
✓✓ | 529459 |
for (; n > 0; n--) |
420 |
529200 |
*samples++ = *src++ + 128; |
|
421 |
259 |
break; |
|
422 |
259 |
case AV_CODEC_ID_PCM_S8_PLANAR: |
|
423 |
259 |
n /= avctx->channels; |
|
424 |
✓✓ | 777 |
for (c = 0; c < avctx->channels; c++) { |
425 |
int i; |
||
426 |
518 |
samples = frame->extended_data[c]; |
|
427 |
✓✓ | 529718 |
for (i = n; i > 0; i--) |
428 |
529200 |
*samples++ = *src++ + 128; |
|
429 |
} |
||
430 |
259 |
break; |
|
431 |
#if HAVE_BIGENDIAN |
||
432 |
case AV_CODEC_ID_PCM_S64LE: |
||
433 |
case AV_CODEC_ID_PCM_F64LE: |
||
434 |
DECODE(64, le64, src, samples, n, 0, 0) |
||
435 |
break; |
||
436 |
case AV_CODEC_ID_PCM_S32LE: |
||
437 |
case AV_CODEC_ID_PCM_F32LE: |
||
438 |
case AV_CODEC_ID_PCM_F24LE: |
||
439 |
case AV_CODEC_ID_PCM_F16LE: |
||
440 |
DECODE(32, le32, src, samples, n, 0, 0) |
||
441 |
break; |
||
442 |
case AV_CODEC_ID_PCM_S32LE_PLANAR: |
||
443 |
DECODE_PLANAR(32, le32, src, samples, n, 0, 0); |
||
444 |
break; |
||
445 |
case AV_CODEC_ID_PCM_S16LE: |
||
446 |
DECODE(16, le16, src, samples, n, 0, 0) |
||
447 |
break; |
||
448 |
case AV_CODEC_ID_PCM_S16LE_PLANAR: |
||
449 |
DECODE_PLANAR(16, le16, src, samples, n, 0, 0); |
||
450 |
break; |
||
451 |
case AV_CODEC_ID_PCM_F64BE: |
||
452 |
case AV_CODEC_ID_PCM_F32BE: |
||
453 |
case AV_CODEC_ID_PCM_S64BE: |
||
454 |
case AV_CODEC_ID_PCM_S32BE: |
||
455 |
case AV_CODEC_ID_PCM_S16BE: |
||
456 |
#else |
||
457 |
259 |
case AV_CODEC_ID_PCM_S64BE: |
|
458 |
case AV_CODEC_ID_PCM_F64BE: |
||
459 |
✓✓ | 529459 |
DECODE(64, be64, src, samples, n, 0, 0) |
460 |
259 |
break; |
|
461 |
518 |
case AV_CODEC_ID_PCM_F32BE: |
|
462 |
case AV_CODEC_ID_PCM_S32BE: |
||
463 |
✓✓ | 1058918 |
DECODE(32, be32, src, samples, n, 0, 0) |
464 |
518 |
break; |
|
465 |
1028 |
case AV_CODEC_ID_PCM_S16BE: |
|
466 |
✓✓ | 1888842 |
DECODE(16, be16, src, samples, n, 0, 0) |
467 |
1028 |
break; |
|
468 |
303 |
case AV_CODEC_ID_PCM_S16BE_PLANAR: |
|
469 |
✓✓✓✓ |
618309 |
DECODE_PLANAR(16, be16, src, samples, n, 0, 0); |
470 |
303 |
break; |
|
471 |
53440 |
case AV_CODEC_ID_PCM_F64LE: |
|
472 |
case AV_CODEC_ID_PCM_F32LE: |
||
473 |
case AV_CODEC_ID_PCM_F24LE: |
||
474 |
case AV_CODEC_ID_PCM_F16LE: |
||
475 |
case AV_CODEC_ID_PCM_S64LE: |
||
476 |
case AV_CODEC_ID_PCM_S32LE: |
||
477 |
case AV_CODEC_ID_PCM_S16LE: |
||
478 |
#endif /* HAVE_BIGENDIAN */ |
||
479 |
case AV_CODEC_ID_PCM_U8: |
||
480 |
53440 |
memcpy(samples, src, n * sample_size); |
|
481 |
53440 |
break; |
|
482 |
#if HAVE_BIGENDIAN |
||
483 |
case AV_CODEC_ID_PCM_S16BE_PLANAR: |
||
484 |
#else |
||
485 |
660 |
case AV_CODEC_ID_PCM_S16LE_PLANAR: |
|
486 |
case AV_CODEC_ID_PCM_S32LE_PLANAR: |
||
487 |
#endif /* HAVE_BIGENDIAN */ |
||
488 |
660 |
n /= avctx->channels; |
|
489 |
✓✓ | 1980 |
for (c = 0; c < avctx->channels; c++) { |
490 |
1320 |
samples = frame->extended_data[c]; |
|
491 |
1320 |
bytestream_get_buffer(&src, samples, n * sample_size); |
|
492 |
} |
||
493 |
660 |
break; |
|
494 |
case AV_CODEC_ID_PCM_ZORK: |
||
495 |
for (; n > 0; n--) { |
||
496 |
int v = *src++; |
||
497 |
if (v < 128) |
||
498 |
v = 128 - v; |
||
499 |
*samples++ = v; |
||
500 |
} |
||
501 |
break; |
||
502 |
2848 |
case AV_CODEC_ID_PCM_ALAW: |
|
503 |
case AV_CODEC_ID_PCM_MULAW: |
||
504 |
case AV_CODEC_ID_PCM_VIDC: |
||
505 |
✓✓ | 4972036 |
for (; n > 0; n--) { |
506 |
4969188 |
AV_WN16A(samples, s->table[*src++]); |
|
507 |
4969188 |
samples += 2; |
|
508 |
} |
||
509 |
2848 |
break; |
|
510 |
case AV_CODEC_ID_PCM_LXF: |
||
511 |
{ |
||
512 |
int i; |
||
513 |
n /= avctx->channels; |
||
514 |
for (c = 0; c < avctx->channels; c++) { |
||
515 |
dst_int32_t = (int32_t *)frame->extended_data[c]; |
||
516 |
for (i = 0; i < n; i++) { |
||
517 |
// extract low 20 bits and expand to 32 bits |
||
518 |
*dst_int32_t++ = (src[2] << 28) | |
||
519 |
(src[1] << 20) | |
||
520 |
(src[0] << 12) | |
||
521 |
((src[2] & 0x0F) << 8) | |
||
522 |
src[1]; |
||
523 |
// extract high 20 bits and expand to 32 bits |
||
524 |
*dst_int32_t++ = (src[4] << 24) | |
||
525 |
(src[3] << 16) | |
||
526 |
((src[2] & 0xF0) << 8) | |
||
527 |
(src[4] << 4) | |
||
528 |
(src[3] >> 4); |
||
529 |
src += 5; |
||
530 |
} |
||
531 |
} |
||
532 |
break; |
||
533 |
} |
||
534 |
default: |
||
535 |
return -1; |
||
536 |
} |
||
537 |
|||
538 |
✓✗ | 76141 |
if (avctx->codec_id == AV_CODEC_ID_PCM_F16LE || |
539 |
✗✓ | 76141 |
avctx->codec_id == AV_CODEC_ID_PCM_F24LE) { |
540 |
s->fdsp->vector_fmul_scalar((float *)frame->extended_data[0], |
||
541 |
(const float *)frame->extended_data[0], |
||
542 |
s->scale, FFALIGN(frame->nb_samples * avctx->channels, 4)); |
||
543 |
emms_c(); |
||
544 |
} |
||
545 |
|||
546 |
76141 |
*got_frame_ptr = 1; |
|
547 |
|||
548 |
76141 |
return buf_size; |
|
549 |
} |
||
550 |
|||
551 |
#define PCM_ENCODER_0(id_, sample_fmt_, name_, long_name_) |
||
552 |
#define PCM_ENCODER_1(id_, sample_fmt_, name_, long_name_) \ |
||
553 |
AVCodec ff_ ## name_ ## _encoder = { \ |
||
554 |
.name = #name_, \ |
||
555 |
.long_name = NULL_IF_CONFIG_SMALL(long_name_), \ |
||
556 |
.type = AVMEDIA_TYPE_AUDIO, \ |
||
557 |
.id = AV_CODEC_ID_ ## id_, \ |
||
558 |
.init = pcm_encode_init, \ |
||
559 |
.encode2 = pcm_encode_frame, \ |
||
560 |
.capabilities = AV_CODEC_CAP_VARIABLE_FRAME_SIZE, \ |
||
561 |
.sample_fmts = (const enum AVSampleFormat[]){ sample_fmt_, \ |
||
562 |
AV_SAMPLE_FMT_NONE }, \ |
||
563 |
} |
||
564 |
|||
565 |
#define PCM_ENCODER_2(cf, id, sample_fmt, name, long_name) \ |
||
566 |
PCM_ENCODER_ ## cf(id, sample_fmt, name, long_name) |
||
567 |
#define PCM_ENCODER_3(cf, id, sample_fmt, name, long_name) \ |
||
568 |
PCM_ENCODER_2(cf, id, sample_fmt, name, long_name) |
||
569 |
#define PCM_ENCODER(id, sample_fmt, name, long_name) \ |
||
570 |
PCM_ENCODER_3(CONFIG_ ## id ## _ENCODER, id, sample_fmt, name, long_name) |
||
571 |
|||
572 |
#define PCM_DECODER_0(id, sample_fmt, name, long_name) |
||
573 |
#define PCM_DECODER_1(id_, sample_fmt_, name_, long_name_) \ |
||
574 |
AVCodec ff_ ## name_ ## _decoder = { \ |
||
575 |
.name = #name_, \ |
||
576 |
.long_name = NULL_IF_CONFIG_SMALL(long_name_), \ |
||
577 |
.type = AVMEDIA_TYPE_AUDIO, \ |
||
578 |
.id = AV_CODEC_ID_ ## id_, \ |
||
579 |
.priv_data_size = sizeof(PCMDecode), \ |
||
580 |
.init = pcm_decode_init, \ |
||
581 |
.close = pcm_decode_close, \ |
||
582 |
.decode = pcm_decode_frame, \ |
||
583 |
.capabilities = AV_CODEC_CAP_DR1, \ |
||
584 |
.sample_fmts = (const enum AVSampleFormat[]){ sample_fmt_, \ |
||
585 |
AV_SAMPLE_FMT_NONE }, \ |
||
586 |
} |
||
587 |
|||
588 |
#define PCM_DECODER_2(cf, id, sample_fmt, name, long_name) \ |
||
589 |
PCM_DECODER_ ## cf(id, sample_fmt, name, long_name) |
||
590 |
#define PCM_DECODER_3(cf, id, sample_fmt, name, long_name) \ |
||
591 |
PCM_DECODER_2(cf, id, sample_fmt, name, long_name) |
||
592 |
#define PCM_DECODER(id, sample_fmt, name, long_name) \ |
||
593 |
PCM_DECODER_3(CONFIG_ ## id ## _DECODER, id, sample_fmt, name, long_name) |
||
594 |
|||
595 |
#define PCM_CODEC(id, sample_fmt_, name, long_name_) \ |
||
596 |
PCM_ENCODER(id, sample_fmt_, name, long_name_); \ |
||
597 |
PCM_DECODER(id, sample_fmt_, name, long_name_) |
||
598 |
|||
599 |
/* Note: Do not forget to add new entries to the Makefile as well. */ |
||
600 |
PCM_CODEC (PCM_ALAW, AV_SAMPLE_FMT_S16, pcm_alaw, "PCM A-law / G.711 A-law"); |
||
601 |
PCM_DECODER(PCM_F16LE, AV_SAMPLE_FMT_FLT, pcm_f16le, "PCM 16.8 floating point little-endian"); |
||
602 |
PCM_DECODER(PCM_F24LE, AV_SAMPLE_FMT_FLT, pcm_f24le, "PCM 24.0 floating point little-endian"); |
||
603 |
PCM_CODEC (PCM_F32BE, AV_SAMPLE_FMT_FLT, pcm_f32be, "PCM 32-bit floating point big-endian"); |
||
604 |
PCM_CODEC (PCM_F32LE, AV_SAMPLE_FMT_FLT, pcm_f32le, "PCM 32-bit floating point little-endian"); |
||
605 |
PCM_CODEC (PCM_F64BE, AV_SAMPLE_FMT_DBL, pcm_f64be, "PCM 64-bit floating point big-endian"); |
||
606 |
PCM_CODEC (PCM_F64LE, AV_SAMPLE_FMT_DBL, pcm_f64le, "PCM 64-bit floating point little-endian"); |
||
607 |
PCM_DECODER(PCM_LXF, AV_SAMPLE_FMT_S32P,pcm_lxf, "PCM signed 20-bit little-endian planar"); |
||
608 |
PCM_CODEC (PCM_MULAW, AV_SAMPLE_FMT_S16, pcm_mulaw, "PCM mu-law / G.711 mu-law"); |
||
609 |
PCM_CODEC (PCM_S8, AV_SAMPLE_FMT_U8, pcm_s8, "PCM signed 8-bit"); |
||
610 |
PCM_CODEC (PCM_S8_PLANAR, AV_SAMPLE_FMT_U8P, pcm_s8_planar, "PCM signed 8-bit planar"); |
||
611 |
PCM_CODEC (PCM_S16BE, AV_SAMPLE_FMT_S16, pcm_s16be, "PCM signed 16-bit big-endian"); |
||
612 |
PCM_CODEC (PCM_S16BE_PLANAR, AV_SAMPLE_FMT_S16P,pcm_s16be_planar, "PCM signed 16-bit big-endian planar"); |
||
613 |
PCM_CODEC (PCM_S16LE, AV_SAMPLE_FMT_S16, pcm_s16le, "PCM signed 16-bit little-endian"); |
||
614 |
PCM_CODEC (PCM_S16LE_PLANAR, AV_SAMPLE_FMT_S16P,pcm_s16le_planar, "PCM signed 16-bit little-endian planar"); |
||
615 |
PCM_CODEC (PCM_S24BE, AV_SAMPLE_FMT_S32, pcm_s24be, "PCM signed 24-bit big-endian"); |
||
616 |
PCM_CODEC (PCM_S24DAUD, AV_SAMPLE_FMT_S16, pcm_s24daud, "PCM D-Cinema audio signed 24-bit"); |
||
617 |
PCM_CODEC (PCM_S24LE, AV_SAMPLE_FMT_S32, pcm_s24le, "PCM signed 24-bit little-endian"); |
||
618 |
PCM_CODEC (PCM_S24LE_PLANAR, AV_SAMPLE_FMT_S32P,pcm_s24le_planar, "PCM signed 24-bit little-endian planar"); |
||
619 |
PCM_CODEC (PCM_S32BE, AV_SAMPLE_FMT_S32, pcm_s32be, "PCM signed 32-bit big-endian"); |
||
620 |
PCM_CODEC (PCM_S32LE, AV_SAMPLE_FMT_S32, pcm_s32le, "PCM signed 32-bit little-endian"); |
||
621 |
PCM_CODEC (PCM_S32LE_PLANAR, AV_SAMPLE_FMT_S32P,pcm_s32le_planar, "PCM signed 32-bit little-endian planar"); |
||
622 |
PCM_CODEC (PCM_U8, AV_SAMPLE_FMT_U8, pcm_u8, "PCM unsigned 8-bit"); |
||
623 |
PCM_CODEC (PCM_U16BE, AV_SAMPLE_FMT_S16, pcm_u16be, "PCM unsigned 16-bit big-endian"); |
||
624 |
PCM_CODEC (PCM_U16LE, AV_SAMPLE_FMT_S16, pcm_u16le, "PCM unsigned 16-bit little-endian"); |
||
625 |
PCM_CODEC (PCM_U24BE, AV_SAMPLE_FMT_S32, pcm_u24be, "PCM unsigned 24-bit big-endian"); |
||
626 |
PCM_CODEC (PCM_U24LE, AV_SAMPLE_FMT_S32, pcm_u24le, "PCM unsigned 24-bit little-endian"); |
||
627 |
PCM_CODEC (PCM_U32BE, AV_SAMPLE_FMT_S32, pcm_u32be, "PCM unsigned 32-bit big-endian"); |
||
628 |
PCM_CODEC (PCM_U32LE, AV_SAMPLE_FMT_S32, pcm_u32le, "PCM unsigned 32-bit little-endian"); |
||
629 |
PCM_DECODER(PCM_ZORK, AV_SAMPLE_FMT_U8, pcm_zork, "PCM Zork"); |
||
630 |
PCM_CODEC (PCM_S64BE, AV_SAMPLE_FMT_S64, pcm_s64be, "PCM signed 64-bit big-endian"); |
||
631 |
PCM_CODEC (PCM_S64LE, AV_SAMPLE_FMT_S64, pcm_s64le, "PCM signed 64-bit little-endian"); |
||
632 |
PCM_CODEC (PCM_VIDC, AV_SAMPLE_FMT_S16, pcm_vidc, "PCM Archimedes VIDC"); |
| Generated by: GCOVR (Version 4.1) |