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avcodec: estimate output bitrate for uncompressed video codecs

Browse Source 
Allows to get a more realistic total bitrate (and estimated file size)
in avi_write_header. Previously a static default value of 200k was
assumed.

Adds an internal helper function for bitrate guessing.

Signed-off-by: Tobias Rapp <t.rapp@noa-archive.com>
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
pull/244/merge
Tobias Rapp 8 years ago
parent 8db301dead
commit 205b8fd078
49 changed files with 96 additions and 40 deletions
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  1. 6
      libavcodec/internal.h
  2. 15
      libavcodec/r210enc.c
  3. 2
      libavcodec/rawenc.c
  4. 21
      libavcodec/utils.c
  5. 3
      libavcodec/v210enc.c
  6. 3
      libavcodec/v308enc.c
  7. 2
      libavcodec/v408enc.c
  8. 3
      libavcodec/v410enc.c
  9. 1
      libavcodec/y41penc.c
  10. 2
      tests/ref/fate/v410enc
  11. 2
      tests/ref/vsynth/vsynth1-bpp1
  12. 2
      tests/ref/vsynth/vsynth1-bpp15
  13. 2
      tests/ref/vsynth/vsynth1-r210
  14. 2
      tests/ref/vsynth/vsynth1-rgb
  15. 2
      tests/ref/vsynth/vsynth1-v210
  16. 2
      tests/ref/vsynth/vsynth1-v210-10
  17. 2
      tests/ref/vsynth/vsynth1-v308
  18. 2
      tests/ref/vsynth/vsynth1-v408
  19. 2
      tests/ref/vsynth/vsynth1-y41p
  20. 2
      tests/ref/vsynth/vsynth1-yuv
  21. 2
      tests/ref/vsynth/vsynth2-bpp1
  22. 2
      tests/ref/vsynth/vsynth2-bpp15
  23. 2
      tests/ref/vsynth/vsynth2-r210
  24. 2
      tests/ref/vsynth/vsynth2-rgb
  25. 2
      tests/ref/vsynth/vsynth2-v210
  26. 2
      tests/ref/vsynth/vsynth2-v210-10
  27. 2
      tests/ref/vsynth/vsynth2-v308
  28. 2
      tests/ref/vsynth/vsynth2-v408
  29. 2
      tests/ref/vsynth/vsynth2-y41p
  30. 2
      tests/ref/vsynth/vsynth2-yuv
  31. 2
      tests/ref/vsynth/vsynth3-bpp1
  32. 2
      tests/ref/vsynth/vsynth3-bpp15
  33. 2
      tests/ref/vsynth/vsynth3-r210
  34. 2
      tests/ref/vsynth/vsynth3-rgb
  35. 2
      tests/ref/vsynth/vsynth3-v210
  36. 2
      tests/ref/vsynth/vsynth3-v210-10
  37. 2
      tests/ref/vsynth/vsynth3-v308
  38. 2
      tests/ref/vsynth/vsynth3-v408
  39. 2
      tests/ref/vsynth/vsynth3-yuv
  40. 2
      tests/ref/vsynth/vsynth_lena-bpp1
  41. 2
      tests/ref/vsynth/vsynth_lena-bpp15
  42. 2
      tests/ref/vsynth/vsynth_lena-r210
  43. 2
      tests/ref/vsynth/vsynth_lena-rgb
  44. 2
      tests/ref/vsynth/vsynth_lena-v210
  45. 2
      tests/ref/vsynth/vsynth_lena-v210-10
  46. 2
      tests/ref/vsynth/vsynth_lena-v308
  47. 2
      tests/ref/vsynth/vsynth_lena-v408
  48. 2
      tests/ref/vsynth/vsynth_lena-y41p
  49. 2
      tests/ref/vsynth/vsynth_lena-yuv

6
libavcodec/internal.h
Unescape View File

@ -363,4 +363,10 @@ int ff_side_data_set_encoder_stats(AVPacket *pkt, int quality, int64_t *error, i
int ff_alloc_a53_sei(const AVFrame *frame, size_t prefix_len,
void **data, size_t *sei_size);
/**
* Get an estimated video bitrate based on frame size, frame rate and coded
* bits per pixel.
*/
int64_t ff_guess_coded_bitrate(AVCodecContext *avctx);
#endif /* AVCODEC_INTERNAL_H */

15
libavcodec/r210enc.c
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@ -24,6 +24,18 @@
#include "internal.h"
#include "bytestream.h"
static av_cold int encode_init(AVCodecContext *avctx)
{
int aligned_width = FFALIGN(avctx->width,
avctx->codec_id == AV_CODEC_ID_R10K ? 1 : 64);
avctx->bits_per_coded_sample = 32;
if (avctx->width > 0)
avctx->bit_rate = ff_guess_coded_bitrate(avctx) * aligned_width / avctx->width;
return 0;
}
static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *pic, int *got_packet)
{
@ -73,6 +85,7 @@ AVCodec ff_r210_encoder = {
.long_name = NULL_IF_CONFIG_SMALL("Uncompressed RGB 10-bit"),
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_R210,
.init = encode_init,
.encode2 = encode_frame,
.pix_fmts = (const enum AVPixelFormat[]) { AV_PIX_FMT_RGB48, AV_PIX_FMT_NONE },
.capabilities = AV_CODEC_CAP_INTRA_ONLY,
@ -84,6 +97,7 @@ AVCodec ff_r10k_encoder = {
.long_name = NULL_IF_CONFIG_SMALL("AJA Kona 10-bit RGB Codec"),
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_R10K,
.init = encode_init,
.encode2 = encode_frame,
.pix_fmts = (const enum AVPixelFormat[]) { AV_PIX_FMT_RGB48, AV_PIX_FMT_NONE },
.capabilities = AV_CODEC_CAP_INTRA_ONLY,
@ -95,6 +109,7 @@ AVCodec ff_avrp_encoder = {
.long_name = NULL_IF_CONFIG_SMALL("Avid 1:1 10-bit RGB Packer"),
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_AVRP,
.init = encode_init,
.encode2 = encode_frame,
.pix_fmts = (const enum AVPixelFormat[]) { AV_PIX_FMT_RGB48, AV_PIX_FMT_NONE },
.capabilities = AV_CODEC_CAP_INTRA_ONLY,

2
libavcodec/rawenc.c
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@ -44,6 +44,8 @@ FF_ENABLE_DEPRECATION_WARNINGS
avctx->bits_per_coded_sample = av_get_bits_per_pixel(desc);
if(!avctx->codec_tag)
avctx->codec_tag = avcodec_pix_fmt_to_codec_tag(avctx->pix_fmt);
avctx->bit_rate = ff_guess_coded_bitrate(avctx);
return 0;
}

21
libavcodec/utils.c
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@ -4343,3 +4343,24 @@ int ff_alloc_a53_sei(const AVFrame *frame, size_t prefix_len,
return 0;
}
int64_t ff_guess_coded_bitrate(AVCodecContext *avctx)
{
AVRational framerate = avctx->framerate;
int bits_per_coded_sample = avctx->bits_per_coded_sample;
int64_t bitrate;
if (!(framerate.num && framerate.den))
framerate = av_inv_q(avctx->time_base);
if (!(framerate.num && framerate.den))
return 0;
if (!bits_per_coded_sample) {
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
bits_per_coded_sample = av_get_bits_per_pixel(desc);
}
bitrate = (int64_t)bits_per_coded_sample * avctx->width * avctx->height *
framerate.num / framerate.den;
return bitrate;
}

3
libavcodec/v210enc.c
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@ -110,6 +110,9 @@ FF_ENABLE_DEPRECATION_WARNINGS
ff_v210enc_init(s);
avctx->bits_per_coded_sample = 20;
avctx->bit_rate = ff_guess_coded_bitrate(avctx) * 16 / 15;
return 0;
}

3
libavcodec/v308enc.c
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@ -31,6 +31,9 @@ static av_cold int v308_encode_init(AVCodecContext *avctx)
return AVERROR_INVALIDDATA;
}
avctx->bits_per_coded_sample = 24;
avctx->bit_rate = ff_guess_coded_bitrate(avctx);
return 0;
}

2
libavcodec/v408enc.c
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@ -26,6 +26,8 @@
static av_cold int v408_encode_init(AVCodecContext *avctx)
{
avctx->bits_per_coded_sample = 32;
avctx->bit_rate = ff_guess_coded_bitrate(avctx);
return 0;
}

3
libavcodec/v410enc.c
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@ -32,6 +32,9 @@ static av_cold int v410_encode_init(AVCodecContext *avctx)
return AVERROR_INVALIDDATA;
}
avctx->bits_per_coded_sample = 32;
avctx->bit_rate = ff_guess_coded_bitrate(avctx);
return 0;
}

1
libavcodec/y41penc.c
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@ -31,6 +31,7 @@ static av_cold int y41p_encode_init(AVCodecContext *avctx)
}
avctx->bits_per_coded_sample = 12;
avctx->bit_rate = ff_guess_coded_bitrate(avctx);
return 0;
}

2
tests/ref/fate/v410enc
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@ -1 +1 @@
f7cf1b743c18f74d047ce8d6ea05d3d9
5fd2d9a7b3311f5c19dbdd647bb9eae6

2
tests/ref/vsynth/vsynth1-bpp1
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@ -1,4 +1,4 @@
a0b35707a9aa7144e3e1c70c1d01f4ce *tests/data/fate/vsynth1-bpp1.avi
1c78e77c971b1ce31f229c6fc23d0902 *tests/data/fate/vsynth1-bpp1.avi
640460 tests/data/fate/vsynth1-bpp1.avi
cd1e1448d9895561347ceb66d0add34d *tests/data/fate/vsynth1-bpp1.out.rawvideo
stddev: 84.48 PSNR: 9.60 MAXDIFF: 218 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth1-bpp15
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@ -1,4 +1,4 @@
dc37d1db0429f44000a03a60862751cd *tests/data/fate/vsynth1-bpp15.avi
6147f5f235657fa9ced6ec6146be6ff0 *tests/data/fate/vsynth1-bpp15.avi
10144452 tests/data/fate/vsynth1-bpp15.avi
3aee2d6e82a9507d7f01844c04d2b57b *tests/data/fate/vsynth1-bpp15.out.rawvideo
stddev: 38.44 PSNR: 16.43 MAXDIFF: 159 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth1-r210
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@ -1,4 +1,4 @@
fd2bb8b3d3e47f5ea7769443324ee0ae *tests/data/fate/vsynth1-r210.avi
1ea72f280b110ed65fc535c3438d27f9 *tests/data/fate/vsynth1-r210.avi
22125252 tests/data/fate/vsynth1-r210.avi
ecaafa9eec11b5e1453a63ed6d194eed *tests/data/fate/vsynth1-r210.out.rawvideo
stddev: 3.23 PSNR: 37.94 MAXDIFF: 48 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth1-rgb
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@ -1,4 +1,4 @@
c8a4b8648436e73ced7fe32f6f65a1b3 *tests/data/fate/vsynth1-rgb.avi
9d2bd1fa569a803c41b5dc5dd03f088e *tests/data/fate/vsynth1-rgb.avi
15213252 tests/data/fate/vsynth1-rgb.avi
93695a27c24a61105076ca7b1f010bbd *tests/data/fate/vsynth1-rgb.out.rawvideo
stddev: 3.42 PSNR: 37.44 MAXDIFF: 48 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth1-v210
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@ -1,4 +1,4 @@
0712d60b3a00cf2d5a7e39aa21e2547a *tests/data/fate/vsynth1-v210.avi
767471c71d60daf46ca3a758771c4f8e *tests/data/fate/vsynth1-v210.avi
14752452 tests/data/fate/vsynth1-v210.avi
2ba7f4ca302f3c4147860b9dfb12b6e4 *tests/data/fate/vsynth1-v210.out.rawvideo
stddev: 1.84 PSNR: 42.81 MAXDIFF: 29 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth1-v210-10
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@ -1,4 +1,4 @@
230bbd31c82d4fbb92d5ea2ac591ded5 *tests/data/fate/vsynth1-v210-10.avi
9269ce2a5294a4c9a8346328d06b23af *tests/data/fate/vsynth1-v210-10.avi
14752452 tests/data/fate/vsynth1-v210-10.avi
50973792d3f1abe04a51ee0121f077f2 *tests/data/fate/vsynth1-v210-10.out.rawvideo
stddev: 1.85 PSNR: 42.78 MAXDIFF: 29 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth1-v308
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@ -1,4 +1,4 @@
58ea26d3060f9d47cf95056ed9361c90 *tests/data/fate/vsynth1-v308.avi
5d868b73c554a9a2422d6c8a18ce9c02 *tests/data/fate/vsynth1-v308.avi
15213252 tests/data/fate/vsynth1-v308.avi
10fb42f1abf40a289c3edafc0390482c *tests/data/fate/vsynth1-v308.out.rawvideo
stddev: 2.67 PSNR: 39.60 MAXDIFF: 43 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth1-v408
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@ -1,4 +1,4 @@
4ac68e91ac25bc422abb3febe86a4acd *tests/data/fate/vsynth1-v408.avi
4e977bec707cda2b09edb717805cb960 *tests/data/fate/vsynth1-v408.avi
20282052 tests/data/fate/vsynth1-v408.avi
c5ccac874dbf808e9088bc3107860042 *tests/data/fate/vsynth1-v408.out.rawvideo
stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth1-y41p
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@ -1,4 +1,4 @@
862ffddd90c82163d2505031e5bbcd9a *tests/data/fate/vsynth1-y41p.avi
7355fc7614e1ba50d364fc13af5fc3e1 *tests/data/fate/vsynth1-y41p.avi
7610052 tests/data/fate/vsynth1-y41p.avi
3aef1d83732a3f9835ee2523a11c95c1 *tests/data/fate/vsynth1-y41p.out.rawvideo
stddev: 5.98 PSNR: 32.59 MAXDIFF: 87 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth1-yuv
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@ -1,4 +1,4 @@
2b930d809c19e8d50eb4c92474085c27 *tests/data/fate/vsynth1-yuv.avi
795ce63f1fe371b98822b1cb385b062f *tests/data/fate/vsynth1-yuv.avi
7610052 tests/data/fate/vsynth1-yuv.avi
c5ccac874dbf808e9088bc3107860042 *tests/data/fate/vsynth1-yuv.out.rawvideo
stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth2-bpp1
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@ -1,4 +1,4 @@
a0330430d7dbd76cbd6d099b778397e8 *tests/data/fate/vsynth2-bpp1.avi
22664dc7e6cefc580b1456502c46eb10 *tests/data/fate/vsynth2-bpp1.avi
640460 tests/data/fate/vsynth2-bpp1.avi
f0dfc0e87e5d96bce29a5944b1bd7471 *tests/data/fate/vsynth2-bpp1.out.rawvideo
stddev: 68.98 PSNR: 11.36 MAXDIFF: 218 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth2-bpp15
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@ -1,4 +1,4 @@
4bf0992de6b40389a35cd744f76bb213 *tests/data/fate/vsynth2-bpp15.avi
1760b76ddf1df0092333434f1a97407b *tests/data/fate/vsynth2-bpp15.avi
10144452 tests/data/fate/vsynth2-bpp15.avi
9a40133384e3f22c960d70c8cfe51781 *tests/data/fate/vsynth2-bpp15.out.rawvideo
stddev: 33.97 PSNR: 17.51 MAXDIFF: 154 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth2-r210
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@ -1,4 +1,4 @@
50e82830a941457a3cade01394e34dd0 *tests/data/fate/vsynth2-r210.avi
2f928096d892ce0239832afc369e117c *tests/data/fate/vsynth2-r210.avi
22125252 tests/data/fate/vsynth2-r210.avi
2ade5f6167d7a4a1589e168ddbbc35d0 *tests/data/fate/vsynth2-r210.out.rawvideo
stddev: 1.17 PSNR: 46.71 MAXDIFF: 15 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth2-rgb
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@ -1,4 +1,4 @@
707159e45a20b22d383e71d3e5960753 *tests/data/fate/vsynth2-rgb.avi
3f8f04636aa027d1fc8245b08c7a8414 *tests/data/fate/vsynth2-rgb.avi
15213252 tests/data/fate/vsynth2-rgb.avi
32fae3e665407bb4317b3f90fedb903c *tests/data/fate/vsynth2-rgb.out.rawvideo
stddev: 1.54 PSNR: 44.37 MAXDIFF: 17 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth2-v210
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@ -1,4 +1,4 @@
211a901d7e6327cc7a48a80250acf4f8 *tests/data/fate/vsynth2-v210.avi
7a4f5840860ae0bec0c354025b488118 *tests/data/fate/vsynth2-v210.avi
14752452 tests/data/fate/vsynth2-v210.avi
99e367a50da75c2c187230889bee8e2e *tests/data/fate/vsynth2-v210.out.rawvideo
stddev: 0.40 PSNR: 56.06 MAXDIFF: 9 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth2-v210-10
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@ -1,4 +1,4 @@
02a5d983deb4bc91bb273c2b26c3100f *tests/data/fate/vsynth2-v210-10.avi
d078cb3cbbbc022ed7c5c448026b050a *tests/data/fate/vsynth2-v210-10.avi
14752452 tests/data/fate/vsynth2-v210-10.avi
8bb1c449e1a2a94fd0d98841c04246bb *tests/data/fate/vsynth2-v210-10.out.rawvideo
stddev: 0.39 PSNR: 56.17 MAXDIFF: 9 bytes: 7603200/ 7603200

2
tests/ref/vsynth/vsynth2-v308
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@ -1,4 +1,4 @@
a07c9e12508dec90a414a4a6119c5ae4 *tests/data/fate/vsynth2-v308.avi
866fb5095976d62279c402023526d7a9 *tests/data/fate/vsynth2-v308.avi
15213252 tests/data/fate/vsynth2-v308.avi
8394327c14ef0b6fbaae3b69fcc5572a *tests/data/fate/vsynth2-v308.out.rawvideo
stddev: 0.50 PSNR: 54.10 MAXDIFF: 13 bytes: 7603200/ 7603200

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tests/ref/vsynth/vsynth2-v408
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@ -1,4 +1,4 @@
01612752a44782cd99bf6399875d313c *tests/data/fate/vsynth2-v408.avi
a9b25bf6f9559cdbe795913cc69d5c0f *tests/data/fate/vsynth2-v408.avi
20282052 tests/data/fate/vsynth2-v408.avi
36d7ca943916e1743cefa609eba0205c *tests/data/fate/vsynth2-v408.out.rawvideo
stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 7603200/ 7603200

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tests/ref/vsynth/vsynth2-y41p
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@ -1,4 +1,4 @@
34425303a27433cfa2cf077258c21c68 *tests/data/fate/vsynth2-y41p.avi
4eda6db518001a8f2bbb2ec4b414b05a *tests/data/fate/vsynth2-y41p.avi
7610052 tests/data/fate/vsynth2-y41p.avi
7c760febffcf1c2e43e494f38b010af1 *tests/data/fate/vsynth2-y41p.out.rawvideo
stddev: 1.32 PSNR: 45.72 MAXDIFF: 34 bytes: 7603200/ 7603200

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tests/ref/vsynth/vsynth2-yuv
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@ -1,4 +1,4 @@
3d7ecff63ce4863a3d299ff82d910d78 *tests/data/fate/vsynth2-yuv.avi
5eda550fac21e8913cbb2c88e4f0791a *tests/data/fate/vsynth2-yuv.avi
7610052 tests/data/fate/vsynth2-yuv.avi
36d7ca943916e1743cefa609eba0205c *tests/data/fate/vsynth2-yuv.out.rawvideo
stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 7603200/ 7603200

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tests/ref/vsynth/vsynth3-bpp1
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@ -1,4 +1,4 @@
4c8777a88a9e52b99d5a345acffcbf06 *tests/data/fate/vsynth3-bpp1.avi
7eafab02a501b3b0ac9f854cd334f47a *tests/data/fate/vsynth3-bpp1.avi
20460 tests/data/fate/vsynth3-bpp1.avi
52ae74ef7910e5b603c12288d425b9ae *tests/data/fate/vsynth3-bpp1.out.rawvideo
stddev: 84.76 PSNR: 9.57 MAXDIFF: 232 bytes: 86700/ 86700

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tests/ref/vsynth/vsynth3-bpp15
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@ -1,4 +1,4 @@
9ac236c12757cbf9ee6f95c24a374524 *tests/data/fate/vsynth3-bpp15.avi
ad67910bcee1f3fe49ba7312499a3b16 *tests/data/fate/vsynth3-bpp15.avi
122452 tests/data/fate/vsynth3-bpp15.avi
85ac2fa98252ae907b97a7a561ca676f *tests/data/fate/vsynth3-bpp15.out.rawvideo
stddev: 37.76 PSNR: 16.59 MAXDIFF: 156 bytes: 86700/ 86700

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40b93804d521e2b7c82a3060dec81221 *tests/data/fate/vsynth3-r210.avi
229e700e0fab4e81481e99a70e00bec9 *tests/data/fate/vsynth3-r210.avi
442052 tests/data/fate/vsynth3-r210.avi
e1d882babc8754f7418aa91ce48f7ab0 *tests/data/fate/vsynth3-r210.out.rawvideo
stddev: 3.48 PSNR: 37.28 MAXDIFF: 42 bytes: 86700/ 86700

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tests/ref/vsynth/vsynth3-rgb
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stddev: 3.67 PSNR: 36.82 MAXDIFF: 43 bytes: 86700/ 86700

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tests/ref/vsynth/vsynth3-v210
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stddev: 2.11 PSNR: 41.61 MAXDIFF: 27 bytes: 86700/ 86700

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tests/ref/vsynth/vsynth3-v210-10
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stddev: 2.12 PSNR: 41.58 MAXDIFF: 26 bytes: 86700/ 86700

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tests/ref/vsynth/vsynth3-v308
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stddev: 3.06 PSNR: 38.40 MAXDIFF: 40 bytes: 86700/ 86700

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tests/ref/vsynth/vsynth3-v408
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tests/ref/vsynth/vsynth3-yuv
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tests/ref/vsynth/vsynth_lena-bpp1
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stddev: 83.28 PSNR: 9.72 MAXDIFF: 215 bytes: 7603200/ 7603200

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tests/ref/vsynth/vsynth_lena-bpp15
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stddev: 32.84 PSNR: 17.80 MAXDIFF: 92 bytes: 7603200/ 7603200

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tests/ref/vsynth/vsynth_lena-r210
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tests/ref/vsynth/vsynth_lena-rgb
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tests/ref/vsynth/vsynth_lena-v210
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tests/ref/vsynth/vsynth_lena-v210-10
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tests/ref/vsynth/vsynth_lena-v308
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stddev: 0.41 PSNR: 55.80 MAXDIFF: 7 bytes: 7603200/ 7603200

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tests/ref/vsynth/vsynth_lena-v408
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tests/ref/vsynth/vsynth_lena-y41p
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stddev: 1.07 PSNR: 47.54 MAXDIFF: 21 bytes: 7603200/ 7603200

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tests/ref/vsynth/vsynth_lena-yuv
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stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 7603200/ 7603200

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