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lavc: deprecate CODEC_FLAG_INPUT_PRESERVED

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The addition of reference-counted frames makes it pointless.
This commit is contained in:
Anton Khirnov 2014-04-29 07:50:16 +02:00
parent 141fdc763c
commit 5fccedaa67
5 changed files with 14 additions and 5 deletions
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4
doc/APIchanges
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@ -13,6 +13,10 @@ libavutil: 2013-12-xx
API changes, most recent first:
2014-04-xx - xxxxxxx - avcodec.h
Deprecate CODEC_FLAG_INPUT_PRESERVED. Its functionality is replaced by passing
reference-counted frames to encoders.
2014-04-xx - xxxxxxx - lavc 55.50.0 - dxva2.h
Add FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO for old Intel GPUs.

7
libavcodec/avcodec.h
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@ -671,12 +671,13 @@ typedef struct RcOverride{
#define CODEC_FLAG_QPEL 0x0010 ///< Use qpel MC.
#define CODEC_FLAG_GMC 0x0020 ///< Use GMC.
#define CODEC_FLAG_MV0 0x0040 ///< Always try a MB with MV=<0,0>.
#if FF_API_INPUT_PRESERVED
/**
* The parent program guarantees that the input for B-frames containing
* streams is not written to for at least s->max_b_frames+1 frames, if
* this is not set the input will be copied.
* @deprecated passing reference-counted frames to the encoders replaces this
* flag
*/
#define CODEC_FLAG_INPUT_PRESERVED 0x0100
#endif
#define CODEC_FLAG_PASS1 0x0200 ///< Use internal 2pass ratecontrol in first pass mode.
#define CODEC_FLAG_PASS2 0x0400 ///< Use internal 2pass ratecontrol in second pass mode.
#define CODEC_FLAG_GRAY 0x2000 ///< Only decode/encode grayscale.

3
libavcodec/mpegvideo_enc.c
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@ -1081,8 +1081,7 @@ static int estimate_best_b_count(MpegEncContext *s)
c->width = s->width >> scale;
c->height = s->height >> scale;
c->flags = CODEC_FLAG_QSCALE | CODEC_FLAG_PSNR |
CODEC_FLAG_INPUT_PRESERVED;
c->flags = CODEC_FLAG_QSCALE | CODEC_FLAG_PSNR;
c->flags |= s->avctx->flags & CODEC_FLAG_QPEL;
c->mb_decision = s->avctx->mb_decision;
c->me_cmp = s->avctx->me_cmp;

2
libavcodec/options_table.h
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@ -54,7 +54,9 @@ static const AVOption avcodec_options[] = {
{"qscale", "use fixed qscale", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG_QSCALE }, INT_MIN, INT_MAX, 0, "flags"},
{"gmc", "use gmc", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG_GMC }, INT_MIN, INT_MAX, V|E, "flags"},
{"mv0", "always try a mb with mv=<0,0>", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG_MV0 }, INT_MIN, INT_MAX, V|E, "flags"},
#if FF_API_INPUT_PRESERVED
{"input_preserved", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG_INPUT_PRESERVED }, INT_MIN, INT_MAX, 0, "flags"},
#endif
{"pass1", "use internal 2-pass ratecontrol in first pass mode", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG_PASS1 }, INT_MIN, INT_MAX, 0, "flags"},
{"pass2", "use internal 2-pass ratecontrol in second pass mode", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG_PASS2 }, INT_MIN, INT_MAX, 0, "flags"},
{"gray", "only decode/encode grayscale", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG_GRAY }, INT_MIN, INT_MAX, V|E|D, "flags"},

3
libavcodec/version.h
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@ -129,5 +129,8 @@
#ifndef FF_API_ARCH_SPARC
#define FF_API_ARCH_SPARC (LIBAVCODEC_VERSION_MAJOR < 56)
#endif
#ifndef FF_API_INPUT_PRESERVED
#define FF_API_INPUT_PRESERVED (LIBAVCODEC_VERSION_MAJOR < 57)
#endif
#endif /* AVCODEC_VERSION_H */