Chiebot-Mirror
/
FFmpeg
mirror of https://github.com/FFmpeg/FFmpeg.git
8
0
Fork 0
Code Issues Projects Releases Wiki Activity

Merge remote-tracking branch 'qatar/master'

Browse Source 
* qatar/master: (31 commits)
  libx264: set default thread count to 0 (auto)
  lavc: cosmetics, group deprecated codec flags
  mpeg12: add 'scan_offset' private option.
  h263/p encoder: add 'structured_slices' private option.
  h263/p encoder: add 'obmc' private option.
  h263p encoder: add 'aiv' private option.
  h263p encoder: add 'umv' private option.
  mpeg12enc/mpeg4videoenc: add 'alternate_scan' private option.
  mjpegdec: add 'extern_huff' private option.
  mpeg4enc: add 'data_partitioning' private option.
  snow: add 'memc_only' private option.
  libx264: add 'mbtree' private option.
  libx264: add 'psy' private option.
  libmp3lame: add 'reservoir' private option.
  mpeg2enc: add 'non_linear_quant' private option
  mpeg12enc: add drop_frame_timecode private option.
  mpeg12enc: add intra_vlc private option.
  VC1: Support dynamic dimension changes
  mjpeg: treat external huffman table setup failure as codec init failure if external huffman table use requested
  lavc: deprecate CODEC_FLAG2_BRDO
  ...

Conflicts:
	avconv.c
	libavcodec/libmp3lame.c
	libavcodec/libx264.c
	libavcodec/mjpegdec.c
	libavcodec/mpeg12enc.c
	libavcodec/mpegvideo.h
	libavcodec/vc1.c
	libavcodec/vc1dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
pull/2/head
Michael Niedermayer 14 years ago
parent a9c69362ea 5d06f15235
commit 0ed7bc49a3
16 changed files with 443 additions and 196 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 18
      avconv.c
  2. 51
      libavcodec/avcodec.h
  3. 23
      libavcodec/libmp3lame.c
  4. 92
      libavcodec/libx264.c
  5. 24
      libavcodec/mjpegdec.c
  6. 5
      libavcodec/mjpegdec.h
  7. 62
      libavcodec/mpeg12enc.c
  8. 18
      libavcodec/mpeg4videoenc.c
  9. 4
      libavcodec/mpegvideo.h
  10. 60
      libavcodec/mpegvideo_enc.c
  11. 4
      libavcodec/mxpegdec.c
  12. 28
      libavcodec/options.c
  13. 22
      libavcodec/snow.c
  14. 16
      libavcodec/vc1.c
  15. 200
      libavcodec/vc1dec.c
  16. 12
      libavcodec/version.h

18
avconv.c
Unescape View File

@ -205,7 +205,6 @@ static int exit_on_error = 0;
static int using_stdin = 0;
static int verbose = 1;
static int run_as_daemon = 0;
static int thread_count= 1;
static int q_pressed = 0;
static int64_t video_size = 0;
static int64_t audio_size = 0;
@ -2666,16 +2665,6 @@ static int opt_top_field_first(const char *opt, const char *arg)
return opt_default(opt, arg);
}
static int opt_thread_count(const char *opt, const char *arg)
{
thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
#if !HAVE_THREADS
if (verbose >= 0)
fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
#endif
return 0;
}
static int opt_audio_sample_fmt(const char *opt, const char *arg)
{
if (strcmp(arg, "list")) {
@ -2969,8 +2958,6 @@ static void add_input_streams(AVFormatContext *ic)
InputStream *ist;
char *scale = NULL;
dec->thread_count = thread_count;
input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1);
ist = &input_streams[nb_input_streams - 1];
ist->st = st;
@ -3264,8 +3251,6 @@ static OutputStream *new_video_stream(AVFormatContext *oc)
ost->bitstream_filters = video_bitstream_filters;
video_bitstream_filters= NULL;
st->codec->thread_count= thread_count;
video_enc = st->codec;
if(video_codec_tag)
@ -3370,8 +3355,6 @@ static OutputStream *new_audio_stream(AVFormatContext *oc)
ost->bitstream_filters = audio_bitstream_filters;
audio_bitstream_filters= NULL;
st->codec->thread_count= thread_count;
audio_enc = st->codec;
audio_enc->codec_type = AVMEDIA_TYPE_AUDIO;
@ -4191,7 +4174,6 @@ static const OptionDef options[] = {
{ "re", OPT_BOOL | OPT_EXPERT, {(void*)&rate_emu}, "read input at native frame rate", "" },
{ "v", HAS_ARG, {(void*)opt_verbose}, "set the verbosity level", "number" },
{ "target", HAS_ARG, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\", \"dvd\", \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" },
{ "threads", HAS_ARG | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" },
{ "vsync", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&video_sync_method}, "video sync method", "" },
{ "async", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&audio_sync_method}, "audio sync method", "" },
{ "adrift_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&audio_drift_threshold}, "audio drift threshold", "threshold" },

51
libavcodec/avcodec.h
Unescape View File

@ -574,7 +574,6 @@ 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>.
#define CODEC_FLAG_PART 0x0080 ///< Use data partitioning.
/**
* 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
@ -583,7 +582,6 @@ typedef struct RcOverride{
#define CODEC_FLAG_INPUT_PRESERVED 0x0100
#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_EXTERN_HUFF 0x1000 ///< Use external Huffman table (for MJPEG).
#define CODEC_FLAG_GRAY 0x2000 ///< Only decode/encode grayscale.
#define CODEC_FLAG_EMU_EDGE 0x4000 ///< Don't draw edges.
#define CODEC_FLAG_PSNR 0x8000 ///< error[?] variables will be set during encoding.
@ -592,25 +590,42 @@ typedef struct RcOverride{
#define CODEC_FLAG_NORMALIZE_AQP 0x00020000 ///< Normalize adaptive quantization.
#define CODEC_FLAG_INTERLACED_DCT 0x00040000 ///< Use interlaced DCT.
#define CODEC_FLAG_LOW_DELAY 0x00080000 ///< Force low delay.
#define CODEC_FLAG_ALT_SCAN 0x00100000 ///< Use alternate scan.
#define CODEC_FLAG_GLOBAL_HEADER 0x00400000 ///< Place global headers in extradata instead of every keyframe.
#define CODEC_FLAG_BITEXACT 0x00800000 ///< Use only bitexact stuff (except (I)DCT).
/* Fx : Flag for h263+ extra options */
#define CODEC_FLAG_AC_PRED 0x01000000 ///< H.263 advanced intra coding / MPEG-4 AC prediction
#define CODEC_FLAG_H263P_UMV 0x02000000 ///< unlimited motion vector
#define CODEC_FLAG_CBP_RD 0x04000000 ///< Use rate distortion optimization for cbp.
#define CODEC_FLAG_QP_RD 0x08000000 ///< Use rate distortion optimization for qp selectioon.
#define CODEC_FLAG_H263P_AIV 0x00000008 ///< H.263 alternative inter VLC
#define CODEC_FLAG_OBMC 0x00000001 ///< OBMC
#define CODEC_FLAG_LOOP_FILTER 0x00000800 ///< loop filter
#define CODEC_FLAG_H263P_SLICE_STRUCT 0x10000000
#define CODEC_FLAG_INTERLACED_ME 0x20000000 ///< interlaced motion estimation
#define CODEC_FLAG_SVCD_SCAN_OFFSET 0x40000000 ///< Will reserve space for SVCD scan offset user data.
#define CODEC_FLAG_CLOSED_GOP 0x80000000
#define CODEC_FLAG2_FAST 0x00000001 ///< Allow non spec compliant speedup tricks.
#define CODEC_FLAG2_STRICT_GOP 0x00000002 ///< Strictly enforce GOP size.
#define CODEC_FLAG2_NO_OUTPUT 0x00000004 ///< Skip bitstream encoding.
#define CODEC_FLAG2_LOCAL_HEADER 0x00000008 ///< Place global headers at every keyframe instead of in extradata.
#define CODEC_FLAG2_SKIP_RD 0x00004000 ///< RD optimal MB level residual skipping
#define CODEC_FLAG2_CHUNKS 0x00008000 ///< Input bitstream might be truncated at a packet boundaries instead of only at frame boundaries.
/**
* @defgroup deprecated_flags Deprecated codec flags
* Use corresponding private codec options instead.
* @{
*/
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
#define CODEC_FLAG_OBMC 0x00000001 ///< OBMC
#define CODEC_FLAG_H263P_AIV 0x00000008 ///< H.263 alternative inter VLC
#define CODEC_FLAG_PART 0x0080 ///< Use data partitioning.
#define CODEC_FLAG_ALT_SCAN 0x00100000 ///< Use alternate scan.
#define CODEC_FLAG_H263P_UMV 0x02000000 ///< unlimited motion vector
#define CODEC_FLAG_H263P_SLICE_STRUCT 0x10000000
#define CODEC_FLAG_SVCD_SCAN_OFFSET 0x40000000 ///< Will reserve space for SVCD scan offset user data.
#define CODEC_FLAG2_INTRA_VLC 0x00000800 ///< Use MPEG-2 intra VLC table.
#define CODEC_FLAG2_DROP_FRAME_TIMECODE 0x00002000 ///< timecode is in drop frame format.
#define CODEC_FLAG2_NON_LINEAR_QUANT 0x00010000 ///< Use MPEG-2 nonlinear quantizer.
#endif
#if FF_API_MJPEG_GLOBAL_OPTS
#define CODEC_FLAG_EXTERN_HUFF 0x1000 ///< Use external Huffman table (for MJPEG).
#endif
#if FF_API_X264_GLOBAL_OPTS
#define CODEC_FLAG2_BPYRAMID 0x00000010 ///< H.264 allow B-frames to be used as references.
#define CODEC_FLAG2_WPRED 0x00000020 ///< H.264 weighted biprediction for B-frames
#define CODEC_FLAG2_MIXED_REFS 0x00000040 ///< H.264 one reference per partition, as opposed to one reference per macroblock
@ -618,17 +633,20 @@ typedef struct RcOverride{
#define CODEC_FLAG2_FASTPSKIP 0x00000100 ///< H.264 fast pskip
#define CODEC_FLAG2_AUD 0x00000200 ///< H.264 access unit delimiters
#define CODEC_FLAG2_BRDO 0x00000400 ///< B-frame rate-distortion optimization
#define CODEC_FLAG2_INTRA_VLC 0x00000800 ///< Use MPEG-2 intra VLC table.
#define CODEC_FLAG2_MEMC_ONLY 0x00001000 ///< Only do ME/MC (I frames -> ref, P frame -> ME+MC).
#define CODEC_FLAG2_DROP_FRAME_TIMECODE 0x00002000 ///< timecode is in drop frame format.
#define CODEC_FLAG2_SKIP_RD 0x00004000 ///< RD optimal MB level residual skipping
#define CODEC_FLAG2_CHUNKS 0x00008000 ///< Input bitstream might be truncated at a packet boundaries instead of only at frame boundaries.
#define CODEC_FLAG2_NON_LINEAR_QUANT 0x00010000 ///< Use MPEG-2 nonlinear quantizer.
#define CODEC_FLAG2_BIT_RESERVOIR 0x00020000 ///< Use a bit reservoir when encoding if possible
#define CODEC_FLAG2_MBTREE 0x00040000 ///< Use macroblock tree ratecontrol (x264 only)
#define CODEC_FLAG2_PSY 0x00080000 ///< Use psycho visual optimizations.
#define CODEC_FLAG2_SSIM 0x00100000 ///< Compute SSIM during encoding, error[] values are undefined.
#define CODEC_FLAG2_INTRA_REFRESH 0x00200000 ///< Use periodic insertion of intra blocks instead of keyframes.
#endif
#if FF_API_SNOW_GLOBAL_OPTS
#define CODEC_FLAG2_MEMC_ONLY 0x00001000 ///< Only do ME/MC (I frames -> ref, P frame -> ME+MC).
#endif
#if FF_API_LAME_GLOBAL_OPTS
#define CODEC_FLAG2_BIT_RESERVOIR 0x00020000 ///< Use a bit reservoir when encoding if possible
#endif
/**
* @}
*/
/* Unsupported options :
* Syntax Arithmetic coding (SAC)
@ -2326,8 +2344,7 @@ typedef struct AVCodecContext {
int lowres;
/**
* Bitstream width / height, may be different from width/height if lowres
* or other things are used.
* Bitstream width / height, may be different from width/height if lowres enabled.
* - encoding: unused
* - decoding: Set by user before init if known. Codec should override / dynamically change if needed.
*/

23
libavcodec/libmp3lame.c
Unescape View File

@ -25,12 +25,15 @@
*/
#include "libavutil/intreadwrite.h"
#include "libavutil/log.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "mpegaudio.h"
#include <lame/lame.h>
#define BUFFER_SIZE (7200 + 2*MPA_FRAME_SIZE + MPA_FRAME_SIZE/4)
typedef struct Mp3AudioContext {
AVClass *class;
lame_global_flags *gfp;
int stereo;
uint8_t buffer[BUFFER_SIZE];
@ -39,6 +42,7 @@ typedef struct Mp3AudioContext {
int *left;
int *right;
} s32_data;
int reservoir;
} Mp3AudioContext;
static av_cold int MP3lame_encode_init(AVCodecContext *avctx)
@ -68,7 +72,10 @@ static av_cold int MP3lame_encode_init(AVCodecContext *avctx)
lame_set_VBR_quality(s->gfp, avctx->global_quality/(float)FF_QP2LAMBDA);
}
lame_set_bWriteVbrTag(s->gfp,0);
lame_set_disable_reservoir(s->gfp, avctx->flags2 & CODEC_FLAG2_BIT_RESERVOIR ? 0 : 1);
#if FF_API_LAME_GLOBAL_OPTIONS
s->reservoir = avctx->flags2 & CODEC_FLAG2_BIT_RESERVOIR;
#endif
lame_set_disable_reservoir(s->gfp, !s->reservoir);
if (lame_init_params(s->gfp) < 0)
goto err_close;
@ -267,6 +274,19 @@ static av_cold int MP3lame_encode_close(AVCodecContext *avctx)
return 0;
}
#define OFFSET(x) offsetof(Mp3AudioContext, x)
#define AE AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
static const AVOption options[] = {
{ "reservoir", "Use bit reservoir.", OFFSET(reservoir), FF_OPT_TYPE_INT, { 1 }, 0, 1, AE },
{ NULL },
};
static const AVClass libmp3lame_class = {
.class_name = "libmp3lame encoder",
.item_name = av_default_item_name,
.option = options,
.version = LIBAVUTIL_VERSION_INT,
};
AVCodec ff_libmp3lame_encoder = {
.name = "libmp3lame",
@ -284,4 +304,5 @@ AVCodec ff_libmp3lame_encoder = {
AV_SAMPLE_FMT_NONE},
.supported_samplerates= sSampleRates,
.long_name= NULL_IF_CONFIG_SMALL("libmp3lame MP3 (MPEG audio layer 3)"),
.priv_class = &libmp3lame_class,
};

92
libavcodec/libx264.c
Unescape View File

@ -50,10 +50,19 @@ typedef struct X264Context {
int cqp;
int aq_mode;
float aq_strength;
float psy_rd;
float psy_trellis;
char *psy_rd;
int psy;
int rc_lookahead;
int weightp;
int weightb;
int ssim;
int intra_refresh;
int b_pyramid;
int mixed_refs;
int dct8x8;
int fast_pskip;
int aud;
int mbtree;
} X264Context;
static void X264_log(void *p, int level, const char *fmt, va_list args)
@ -236,7 +245,6 @@ static av_cold int X264_init(AVCodecContext *avctx)
x4->params.b_cabac = avctx->coder_type == FF_CODER_TYPE_AC;
x4->params.i_bframe_adaptive = avctx->b_frame_strategy;
x4->params.i_bframe_bias = avctx->bframebias;
x4->params.i_bframe_pyramid = avctx->flags2 & CODEC_FLAG2_BPYRAMID ? X264_B_PYRAMID_NORMAL : X264_B_PYRAMID_NONE;
x4->params.i_keyint_min = avctx->keyint_min;
if (x4->params.i_keyint_min > x4->params.i_keyint_max)
@ -274,8 +282,6 @@ static av_cold int X264_init(AVCodecContext *avctx)
x4->params.analyse.i_direct_mv_pred = avctx->directpred;
x4->params.analyse.b_weighted_bipred = avctx->flags2 & CODEC_FLAG2_WPRED;
if (avctx->me_method == ME_EPZS)
x4->params.analyse.i_me_method = X264_ME_DIA;
else if (avctx->me_method == ME_HEX)
@ -288,20 +294,14 @@ static av_cold int X264_init(AVCodecContext *avctx)
x4->params.analyse.i_me_method = X264_ME_TESA;
else x4->params.analyse.i_me_method = X264_ME_HEX;
x4->params.analyse.b_psy = avctx->flags2 & CODEC_FLAG2_PSY;
x4->params.analyse.i_me_range = avctx->me_range;
x4->params.analyse.i_subpel_refine = avctx->me_subpel_quality;
x4->params.analyse.b_mixed_references = avctx->flags2 & CODEC_FLAG2_MIXED_REFS;
x4->params.analyse.b_chroma_me = avctx->me_cmp & FF_CMP_CHROMA;
x4->params.analyse.b_transform_8x8 = avctx->flags2 & CODEC_FLAG2_8X8DCT;
x4->params.analyse.b_fast_pskip = avctx->flags2 & CODEC_FLAG2_FASTPSKIP;
x4->params.analyse.i_trellis = avctx->trellis;
x4->params.analyse.i_noise_reduction = avctx->noise_reduction;
x4->params.rc.b_mb_tree = !!(avctx->flags2 & CODEC_FLAG2_MBTREE);
x4->params.rc.f_ip_factor = 1 / fabs(avctx->i_quant_factor);
x4->params.rc.f_pb_factor = avctx->b_quant_factor;
x4->params.analyse.i_chroma_qp_offset = avctx->chromaoffset;
@ -322,7 +322,6 @@ static av_cold int X264_init(AVCodecContext *avctx)
OPT_STR("weightp", x4->wpredp);
x4->params.b_intra_refresh = avctx->flags2 & CODEC_FLAG2_INTRA_REFRESH;
if (avctx->bit_rate) {
x4->params.rc.i_bitrate = avctx->bit_rate / 1000;
x4->params.rc.i_rc_method = X264_RC_ABR;
@ -390,22 +389,51 @@ static av_cold int X264_init(AVCodecContext *avctx)
x4->params.rc.i_lookahead = avctx->rc_lookahead;
if (avctx->weighted_p_pred >= 0)
x4->params.analyse.i_weighted_pred = avctx->weighted_p_pred;
x4->params.analyse.b_ssim = avctx->flags2 & CODEC_FLAG2_SSIM;
x4->params.b_intra_refresh = avctx->flags2 & CODEC_FLAG2_INTRA_REFRESH;
x4->params.i_bframe_pyramid = avctx->flags2 & CODEC_FLAG2_BPYRAMID ? X264_B_PYRAMID_NORMAL : X264_B_PYRAMID_NONE;
x4->params.analyse.b_weighted_bipred = avctx->flags2 & CODEC_FLAG2_WPRED;
x4->params.analyse.b_mixed_references = avctx->flags2 & CODEC_FLAG2_MIXED_REFS;
x4->params.analyse.b_transform_8x8 = avctx->flags2 & CODEC_FLAG2_8X8DCT;
x4->params.analyse.b_fast_pskip = avctx->flags2 & CODEC_FLAG2_FASTPSKIP;
x4->params.b_aud = avctx->flags2 & CODEC_FLAG2_AUD;
x4->params.analyse.b_psy = avctx->flags2 & CODEC_FLAG2_PSY;
x4->params.rc.b_mb_tree = !!(avctx->flags2 & CODEC_FLAG2_MBTREE);
#endif
if (x4->aq_mode >= 0)
x4->params.rc.i_aq_mode = x4->aq_mode;
if (x4->aq_strength >= 0)
x4->params.rc.f_aq_strength = x4->aq_strength;
if (x4->psy_rd >= 0)
x4->params.analyse.f_psy_rd = x4->psy_rd;
if (x4->psy_trellis >= 0)
x4->params.analyse.f_psy_trellis = x4->psy_trellis;
if (x4->psy_rd && x264_param_parse(&x4->params, "psy-rd", x4->psy_rd) < 0) {
av_log(avctx, AV_LOG_ERROR, "Error parsing option 'psy-rd' with value '%s'.\n", x4->psy_rd);
return AVERROR(EINVAL);
}
if (x4->psy >= 0)
x4->params.analyse.b_psy = x4->psy;
if (x4->rc_lookahead >= 0)
x4->params.rc.i_lookahead = x4->rc_lookahead;
if (x4->weightp >= 0)
x4->params.analyse.i_weighted_pred = x4->weightp;
if (x4->weightb >= 0)
x4->params.analyse.b_weighted_bipred = x4->weightb;
if (x4->ssim >= 0)
x4->params.analyse.b_ssim = x4->ssim;
if (x4->intra_refresh >= 0)
x4->params.b_intra_refresh = x4->intra_refresh;
if (x4->b_pyramid >= 0)
x4->params.i_bframe_pyramid = x4->b_pyramid;
if (x4->mixed_refs >= 0)
x4->params.analyse.b_mixed_references = x4->mixed_refs;
if (x4->dct8x8 >= 0)
x4->params.analyse.b_transform_8x8 = x4->dct8x8;
if (x4->fast_pskip >= 0)
x4->params.analyse.b_fast_pskip = x4->fast_pskip;
if (x4->aud >= 0)
x4->params.b_aud = x4->aud;
if (x4->mbtree >= 0)
x4->params.rc.b_mb_tree = x4->mbtree;
if (x4->fastfirstpass)
x264_param_apply_fastfirstpass(&x4->params);
@ -424,9 +452,6 @@ static av_cold int X264_init(AVCodecContext *avctx)
x4->params.i_fps_den = x4->params.i_timebase_num = avctx->time_base.num;
x4->params.analyse.b_psnr = avctx->flags & CODEC_FLAG_PSNR;
x4->params.analyse.b_ssim = avctx->flags2 & CODEC_FLAG2_SSIM;
x4->params.b_aud = avctx->flags2 & CODEC_FLAG2_AUD;
x4->params.i_threads = avctx->thread_count;
@ -486,19 +511,31 @@ static const AVOption options[] = {
{"x264opts", "x264 options", OFFSET(x264opts), FF_OPT_TYPE_STRING, {.str=NULL}, 0, 0, VE},
{ "crf", "Select the quality for constant quality mode", OFFSET(crf), FF_OPT_TYPE_FLOAT, {-1 }, -1, FLT_MAX, VE },
{ "crf_max", "In CRF mode, prevents VBV from lowering quality beyond this point.",OFFSET(crf_max), FF_OPT_TYPE_FLOAT, {-1 }, -1, FLT_MAX, VE },
{ "cqp", "Constant quantization parameter rate control method",OFFSET(cqp), FF_OPT_TYPE_INT, {-1 }, -1, INT_MAX, VE },
{ "aq_mode", "AQ method", OFFSET(aq_mode), FF_OPT_TYPE_INT, {-1 }, -1, INT_MAX, VE, "aq_mode"},
{ "qp", "Constant quantization parameter rate control method",OFFSET(cqp), FF_OPT_TYPE_INT, {-1 }, -1, INT_MAX, VE },
{ "aq-mode", "AQ method", OFFSET(aq_mode), FF_OPT_TYPE_INT, {-1 }, -1, INT_MAX, VE, "aq_mode"},
{ "none", NULL, 0, FF_OPT_TYPE_CONST, {X264_AQ_NONE}, INT_MIN, INT_MAX, VE, "aq_mode" },
{ "variance", "Variance AQ (complexity mask)", 0, FF_OPT_TYPE_CONST, {X264_AQ_VARIANCE}, INT_MIN, INT_MAX, VE, "aq_mode" },
{ "autovariance", "Auto-variance AQ (experimental)", 0, FF_OPT_TYPE_CONST, {X264_AQ_AUTOVARIANCE}, INT_MIN, INT_MAX, VE, "aq_mode" },
{ "aq_strength", "AQ strength. Reduces blocking and blurring in flat and textured areas.", OFFSET(aq_strength), FF_OPT_TYPE_FLOAT, {-1}, -1, FLT_MAX, VE},
{ "pdy_rd", "Psy RD strength.", OFFSET(psy_rd), FF_OPT_TYPE_FLOAT, {-1 }, -1, FLT_MAX, VE},
{ "psy_trellis", "Psy trellis strength", OFFSET(psy_trellis), FF_OPT_TYPE_FLOAT, {-1 }, -1, FLT_MAX, VE},
{ "rc_lookahead", "Number of frames to look ahead for frametype and ratecontrol", OFFSET(rc_lookahead), FF_OPT_TYPE_INT, {-1 }, -1, INT_MAX, VE },
{ "aq-strength", "AQ strength. Reduces blocking and blurring in flat and textured areas.", OFFSET(aq_strength), FF_OPT_TYPE_FLOAT, {-1}, -1, FLT_MAX, VE},
{ "psy", "Use psychovisual optimizations.", OFFSET(psy), FF_OPT_TYPE_INT, {-1 }, -1, 1, VE },
{ "psy-rd", "Strength of psychovisual optimization, in <psy-rd>:<psy-trellis> format.", OFFSET(psy_rd), FF_OPT_TYPE_STRING, {0 }, 0, 0, VE},
{ "rc-lookahead", "Number of frames to look ahead for frametype and ratecontrol", OFFSET(rc_lookahead), FF_OPT_TYPE_INT, {-1 }, -1, INT_MAX, VE },
{ "weightb", "Weighted prediction for B-frames.", OFFSET(weightb), FF_OPT_TYPE_INT, {-1 }, -1, 1, VE },
{ "weightp", "Weighted prediction analysis method.", OFFSET(weightp), FF_OPT_TYPE_INT, {-1 }, -1, INT_MAX, VE, "weightp" },
{ "none", NULL, 0, FF_OPT_TYPE_CONST, {X264_WEIGHTP_NONE}, INT_MIN, INT_MAX, VE, "weightp" },
{ "simple", NULL, 0, FF_OPT_TYPE_CONST, {X264_WEIGHTP_SIMPLE}, INT_MIN, INT_MAX, VE, "weightp" },
{ "smart", NULL, 0, FF_OPT_TYPE_CONST, {X264_WEIGHTP_SMART}, INT_MIN, INT_MAX, VE, "weightp" },
{ "ssim", "Calculate and print SSIM stats.", OFFSET(ssim), FF_OPT_TYPE_INT, {-1 }, -1, 1, VE },
{ "intra-refresh", "Use Periodic Intra Refresh instead of IDR frames.",OFFSET(intra_refresh),FF_OPT_TYPE_INT, {-1 }, -1, 1, VE },
{ "b-pyramid", "Keep some B-frames as references.", OFFSET(b_pyramid), FF_OPT_TYPE_INT, {-1 }, -1, INT_MAX, VE, "b_pyramid" },
{ "none", NULL, 0, FF_OPT_TYPE_CONST, {X264_B_PYRAMID_NONE}, INT_MIN, INT_MAX, VE, "b_pyramid" },
{ "strict", "Strictly hierarchical pyramid", 0, FF_OPT_TYPE_CONST, {X264_B_PYRAMID_STRICT}, INT_MIN, INT_MAX, VE, "b_pyramid" },
{ "normal", "Non-strict (not Blu-ray compatible)", 0, FF_OPT_TYPE_CONST, {X264_B_PYRAMID_NORMAL}, INT_MIN, INT_MAX, VE, "b_pyramid" },
{ "mixed-refs", "One reference per partition, as opposed to one reference per macroblock", OFFSET(mixed_refs), FF_OPT_TYPE_INT, {-1}, -1, 1, VE },
{ "8x8dct", "High profile 8x8 transform.", OFFSET(dct8x8), FF_OPT_TYPE_INT, {-1 }, -1, 1, VE},
{ "fast-pskip", NULL, OFFSET(fast_pskip), FF_OPT_TYPE_INT, {-1 }, -1, 1, VE},
{ "aud", "Use access unit delimiters.", OFFSET(aud), FF_OPT_TYPE_INT, {-1 }, -1, 1, VE},
{ "mbtree", "Use macroblock tree ratecontrol.", OFFSET(mbtree), FF_OPT_TYPE_INT, {-1 }, -1, 1, VE},
{ NULL },
};
@ -511,6 +548,7 @@ static const AVClass class = {
static const AVCodecDefault x264_defaults[] = {
{ "b", "0" },
{ "threads", "0" },
{ NULL },
};

24
libavcodec/mjpegdec.c
Unescape View File

@ -35,6 +35,7 @@
#include "libavutil/imgutils.h"
#include "libavutil/avassert.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "dsputil.h"
#include "mjpeg.h"
@ -98,13 +99,17 @@ av_cold int ff_mjpeg_decode_init(AVCodecContext *avctx)
build_basic_mjpeg_vlc(s);
#if FF_API_MJPEG_GLOBAL_OPTS
if (avctx->flags & CODEC_FLAG_EXTERN_HUFF)
s->extern_huff = 1;
#endif
if (s->extern_huff)
{
av_log(avctx, AV_LOG_INFO, "mjpeg: using external huffman table\n");
init_get_bits(&s->gb, avctx->extradata, avctx->extradata_size*8);
if (ff_mjpeg_decode_dht(s)) {
av_log(avctx, AV_LOG_ERROR, "mjpeg: error using external huffman table, switching back to internal\n");
build_basic_mjpeg_vlc(s);
av_log(avctx, AV_LOG_ERROR, "mjpeg: error using external huffman table\n");
return AVERROR_INVALIDDATA;
}
}
if (avctx->extradata_size > 9 &&
@ -1578,6 +1583,20 @@ av_cold int ff_mjpeg_decode_end(AVCodecContext *avctx)
return 0;
}
#define OFFSET(x) offsetof(MJpegDecodeContext, x)
#define VD AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM
static const AVOption options[] = {
{ "extern_huff", "Use external huffman table.", OFFSET(extern_huff), FF_OPT_TYPE_INT, { 0 }, 0, 1, VD },
{ NULL },
};
static const AVClass mjpegdec_class = {
.class_name = "MJPEG decoder",
.item_name = av_default_item_name,
.option = options,
.version = LIBAVUTIL_VERSION_INT,
};
AVCodec ff_mjpeg_decoder = {
.name = "mjpeg",
.type = AVMEDIA_TYPE_VIDEO,
@ -1589,6 +1608,7 @@ AVCodec ff_mjpeg_decoder = {
.capabilities = CODEC_CAP_DR1,
.max_lowres = 3,
.long_name = NULL_IF_CONFIG_SMALL("MJPEG (Motion JPEG)"),
.priv_class = &mjpegdec_class,
};
AVCodec ff_thp_decoder = {

5
libavcodec/mjpegdec.h
Unescape View File

@ -29,6 +29,8 @@
#ifndef AVCODEC_MJPEGDEC_H
#define AVCODEC_MJPEGDEC_H
#include "libavutil/log.h"
#include "avcodec.h"
#include "get_bits.h"
#include "dsputil.h"
@ -36,6 +38,7 @@
#define MAX_COMPONENTS 4
typedef struct MJpegDecodeContext {
AVClass *class;
AVCodecContext *avctx;
GetBitContext gb;
@ -106,6 +109,8 @@ typedef struct MJpegDecodeContext {
uint16_t (*ljpeg_buffer)[4];
unsigned int ljpeg_buffer_size;
int extern_huff;
} MJpegDecodeContext;
int ff_mjpeg_decode_init(AVCodecContext *avctx);

62
libavcodec/mpeg12enc.c
Unescape View File

@ -33,8 +33,9 @@
#include "mpeg12data.h"
#include "bytestream.h"
#include "timecode.h"
#include "libavutil/log.h"
#include "libavutil/opt.h"
#include "libavutil/avassert.h"
static const uint8_t inv_non_linear_qscale[13] = {
0, 2, 4, 6, 8,
@ -142,6 +143,13 @@ static av_cold int encode_init(AVCodecContext *avctx)
if(MPV_encode_init(avctx) < 0)
return -1;
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
if (avctx->flags2 & CODEC_FLAG2_DROP_FRAME_TIMECODE)
s->drop_frame_timecode = 1;
if (avctx->flags & CODEC_FLAG_SVCD_SCAN_OFFSET)
s->scan_offset = 1;
#endif
if(find_frame_rate_index(s) < 0){
if(s->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL){
av_log(avctx, AV_LOG_ERROR, "MPEG1/2 does not support %d/%d fps\n", avctx->time_base.den, avctx->time_base.num);
@ -174,8 +182,8 @@ static av_cold int encode_init(AVCodecContext *avctx)
}
}
s->tc.drop = !!(avctx->flags2 & CODEC_FLAG2_DROP_FRAME_TIMECODE);
if((avctx->flags2 & CODEC_FLAG2_DROP_FRAME_TIMECODE) && s->frame_rate_index != 4){
s->drop_frame_timecode = s->tc.drop = s->drop_frame_timecode || !!(avctx->flags2 & CODEC_FLAG2_DROP_FRAME_TIMECODE);
if (s->drop_frame_timecode && s->frame_rate_index != 4) {
av_log(avctx, AV_LOG_ERROR, "Drop frame time code only allowed with 1001/30000 fps\n");
return -1;
}
@ -292,13 +300,14 @@ static void mpeg1_encode_sequence_header(MpegEncContext *s)
}
put_header(s, GOP_START_CODE);
put_bits(&s->pb, 1, s->tc.drop);
put_bits(&s->pb, 1, s->drop_frame_timecode); /* drop frame flag */
/* time code : we must convert from the real frame rate to a
fake mpeg frame rate in case of low frame rate */
fps = (framerate.num + framerate.den/2)/ framerate.den;
time_code = s->current_picture_ptr->f.coded_picture_number + s->avctx->timecode_frame_start;
s->gop_picture_number = s->current_picture_ptr->f.coded_picture_number;
av_assert0(s->drop_frame_timecode == s->tc.drop);
if (s->tc.drop)
time_code = ff_framenum_to_drop_timecode(time_code);
put_bits(&s->pb, 5, (uint32_t)((time_code / (fps * 3600)) % 24));
@ -417,7 +426,7 @@ void mpeg1_encode_picture_header(MpegEncContext *s, int picture_number)
put_bits(&s->pb, 1, s->progressive_frame);
put_bits(&s->pb, 1, 0); //composite_display_flag
}
if(s->flags & CODEC_FLAG_SVCD_SCAN_OFFSET){
if (s->scan_offset) {
int i;
put_header(s, USER_START_CODE);
@ -929,17 +938,38 @@ static void mpeg1_encode_block(MpegEncContext *s,
put_bits(&s->pb, table_vlc[112][1], table_vlc[112][0]);
}
static const AVClass class = {
.class_name = "mpegvideo",
.item_name = av_default_item_name,
.version = LIBAVUTIL_VERSION_INT,
.option = (const AVOption[]){
{TIMECODE_OPT(MpegEncContext,
AV_OPT_FLAG_ENCODING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)},
{NULL}
},
#define OFFSET(x) offsetof(MpegEncContext, x)
#define VE AV_OPT_FLAG_ENCODING_PARAM | AV_OPT_FLAG_VIDEO_PARAM
#define COMMON_OPTS\
{TIMECODE_OPT(MpegEncContext,\
AV_OPT_FLAG_ENCODING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)},\
{ "intra_vlc", "Use MPEG-2 intra VLC table.", OFFSET(intra_vlc_format), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },\
{ "drop_frame_timecode", "Timecode is in drop frame format.", OFFSET(drop_frame_timecode), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE}, \
{ "scan_offset", "Reserve space for SVCD scan offset user data.", OFFSET(scan_offset), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
static const AVOption mpeg1_options[] = {
COMMON_OPTS
{ NULL },
};
static const AVOption mpeg2_options[] = {
COMMON_OPTS
{ "non_linear_quant", "Use nonlinear quantizer.", OFFSET(q_scale_type), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
{ "alternate_scan", "Enable alternate scantable.", OFFSET(alternate_scan), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
{ NULL },
};
#define mpeg12_class(x)\
static const AVClass mpeg## x ##_class = {\
.class_name = "mpeg" #x "video encoder",\
.item_name = av_default_item_name,\
.option = mpeg## x ##_options,\
.version = LIBAVUTIL_VERSION_INT,\
};
mpeg12_class(1)
mpeg12_class(2)
AVCodec ff_mpeg1video_encoder = {
.name = "mpeg1video",
.type = AVMEDIA_TYPE_VIDEO,
@ -952,7 +982,7 @@ AVCodec ff_mpeg1video_encoder = {
.pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
.capabilities= CODEC_CAP_DELAY | CODEC_CAP_SLICE_THREADS,
.long_name= NULL_IF_CONFIG_SMALL("MPEG-1 video"),
.priv_class = &class,
.priv_class = &mpeg1_class,
};
AVCodec ff_mpeg2video_encoder = {
@ -967,5 +997,5 @@ AVCodec ff_mpeg2video_encoder = {
.pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE},
.capabilities= CODEC_CAP_DELAY | CODEC_CAP_SLICE_THREADS,
.long_name= NULL_IF_CONFIG_SMALL("MPEG-2 video"),
.priv_class = &class,
.priv_class = &mpeg2_class,
};

18
libavcodec/mpeg4videoenc.c
Unescape View File

@ -20,6 +20,8 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/log.h"
#include "libavutil/opt.h"
#include "mpegvideo.h"
#include "h263.h"
#include "mpeg4video.h"
@ -1284,6 +1286,21 @@ void ff_mpeg4_encode_video_packet_header(MpegEncContext *s)
put_bits(&s->pb, 1, 0); /* no HEC */
}
#define OFFSET(x) offsetof(MpegEncContext, x)
#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
static const AVOption options[] = {
{ "data_partitioning", "Use data partitioning.", OFFSET(data_partitioning), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
{ "alternate_scan", "Enable alternate scantable.", OFFSET(alternate_scan), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
{ NULL },
};
static const AVClass mpeg4enc_class = {
.class_name = "MPEG4 encoder",
.item_name = av_default_item_name,
.option = options,
.version = LIBAVUTIL_VERSION_INT,
};
AVCodec ff_mpeg4_encoder = {
.name = "mpeg4",
.type = AVMEDIA_TYPE_VIDEO,
@ -1295,4 +1312,5 @@ AVCodec ff_mpeg4_encoder = {
.pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
.capabilities= CODEC_CAP_DELAY | CODEC_CAP_SLICE_THREADS,
.long_name= NULL_IF_CONFIG_SMALL("MPEG-4 part 2"),
.priv_class = &mpeg4enc_class,
};

4
libavcodec/mpegvideo.h
Unescape View File

@ -200,7 +200,7 @@ typedef struct MotionEstContext{
* MpegEncContext.
*/
typedef struct MpegEncContext {
AVClass *av_class;
AVClass *class;
struct AVCodecContext *avctx;
/* the following parameters must be initialized before encoding */
int width, height;///< picture size. must be a multiple of 16
@ -645,6 +645,8 @@ typedef struct MpegEncContext {
int interlaced_dct;
int first_slice;
int first_field; ///< is 1 for the first field of a field picture 0 otherwise
int drop_frame_timecode; ///< timecode is in drop frame format.
int scan_offset; ///< reserve space for SVCD scan offset user data.
/* RTP specific */
int rtp_mode;

60
libavcodec/mpegvideo_enc.c
Unescape View File

@ -29,6 +29,7 @@
#include "libavutil/intmath.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "dsputil.h"
#include "mpegvideo.h"
@ -305,7 +306,10 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
s->luma_elim_threshold = avctx->luma_elim_threshold;
s->chroma_elim_threshold= avctx->chroma_elim_threshold;
s->strict_std_compliance= avctx->strict_std_compliance;
s->data_partitioning= avctx->flags & CODEC_FLAG_PART;
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
if (avctx->flags & CODEC_FLAG_PART)
s->data_partitioning = 1;
#endif
s->quarter_sample= (avctx->flags & CODEC_FLAG_QPEL)!=0;
s->mpeg_quant= avctx->mpeg_quant;
s->rtp_mode= !!avctx->rtp_payload_size;
@ -333,11 +337,13 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
|| (s->flags&CODEC_FLAG_QP_RD))
&& !s->fixed_qscale;
s->obmc= !!(s->flags & CODEC_FLAG_OBMC);
s->loop_filter= !!(s->flags & CODEC_FLAG_LOOP_FILTER);
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
s->alternate_scan= !!(s->flags & CODEC_FLAG_ALT_SCAN);
s->intra_vlc_format= !!(s->flags2 & CODEC_FLAG2_INTRA_VLC);
s->q_scale_type= !!(s->flags2 & CODEC_FLAG2_NON_LINEAR_QUANT);
s->obmc= !!(s->flags & CODEC_FLAG_OBMC);
#endif
if(avctx->rc_max_rate && !avctx->rc_buffer_size){
av_log(avctx, AV_LOG_ERROR, "a vbv buffer size is needed, for encoding with a maximum bitrate\n");
@ -390,20 +396,24 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
return -1;
}
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
if(s->obmc && s->codec_id != CODEC_ID_H263 && s->codec_id != CODEC_ID_H263P){
av_log(avctx, AV_LOG_ERROR, "OBMC is only supported with H263(+)\n");
return -1;
}
#endif
if(s->quarter_sample && s->codec_id != CODEC_ID_MPEG4){
av_log(avctx, AV_LOG_ERROR, "qpel not supported by codec\n");
return -1;
}
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
if(s->data_partitioning && s->codec_id != CODEC_ID_MPEG4){
av_log(avctx, AV_LOG_ERROR, "data partitioning not supported by codec\n");
return -1;
}
#endif
if(s->max_b_frames && s->codec_id != CODEC_ID_MPEG4 && s->codec_id != CODEC_ID_MPEG1VIDEO && s->codec_id != CODEC_ID_MPEG2VIDEO){
av_log(avctx, AV_LOG_ERROR, "b frames not supported by codec\n");
@ -461,10 +471,12 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
}
if(s->q_scale_type == 1){
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
if(s->codec_id != CODEC_ID_MPEG2VIDEO){
av_log(avctx, AV_LOG_ERROR, "non linear quant is only available for mpeg2\n");
return -1;
}
#endif
if(avctx->qmax > 12){
av_log(avctx, AV_LOG_ERROR, "non linear quant only supports qmax <= 12 currently\n");
return -1;
@ -588,7 +600,6 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
return -1;
}
s->out_format = FMT_H263;
s->obmc= (avctx->flags & CODEC_FLAG_OBMC) ? 1:0;
avctx->delay=0;
s->low_delay=1;
break;
@ -596,14 +607,18 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
s->out_format = FMT_H263;
s->h263_plus = 1;
/* Fx */
s->umvplus = (avctx->flags & CODEC_FLAG_H263P_UMV) ? 1:0;
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
if (avctx->flags & CODEC_FLAG_H263P_UMV)
s->umvplus = 1;
if (avctx->flags & CODEC_FLAG_H263P_AIV)
s->alt_inter_vlc = 1;
if (avctx->flags & CODEC_FLAG_H263P_SLICE_STRUCT)
s->h263_slice_structured = 1;
#endif
s->h263_aic= (avctx->flags & CODEC_FLAG_AC_PRED) ? 1:0;
s->modified_quant= s->h263_aic;
s->alt_inter_vlc= (avctx->flags & CODEC_FLAG_H263P_AIV) ? 1:0;
s->obmc= (avctx->flags & CODEC_FLAG_OBMC) ? 1:0;
s->loop_filter= (avctx->flags & CODEC_FLAG_LOOP_FILTER) ? 1:0;
s->unrestricted_mv= s->obmc || s->loop_filter || s->umvplus;
s->h263_slice_structured= (s->flags & CODEC_FLAG_H263P_SLICE_STRUCT) ? 1:0;
/* /Fx */
/* These are just to be sure */
@ -3769,6 +3784,21 @@ int dct_quantize_c(MpegEncContext *s,
return last_non_zero;
}
#define OFFSET(x) offsetof(MpegEncContext, x)
#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
static const AVOption h263_options[] = {
{ "obmc", "use overlapped block motion compensation.", OFFSET(obmc), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
{ "structured_slices","Write slice start position at every GOB header instead of just GOB number.", OFFSET(h263_slice_structured), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE},
{ NULL },
};
static const AVClass h263_class = {
.class_name = "H.263 encoder",
.item_name = av_default_item_name,
.option = h263_options,
.version = LIBAVUTIL_VERSION_INT,
};
AVCodec ff_h263_encoder = {
.name = "h263",
.type = AVMEDIA_TYPE_VIDEO,
@ -3779,6 +3809,21 @@ AVCodec ff_h263_encoder = {
.close = MPV_encode_end,
.pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
.long_name= NULL_IF_CONFIG_SMALL("H.263 / H.263-1996"),
.priv_class = &h263_class,
};
static const AVOption h263p_options[] = {
{ "umv", "Use unlimited motion vectors.", OFFSET(umvplus), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
{ "aiv", "Use alternative inter VLC.", OFFSET(alt_inter_vlc), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
{ "obmc", "use overlapped block motion compensation.", OFFSET(obmc), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
{ "structured_slices", "Write slice start position at every GOB header instead of just GOB number.", OFFSET(h263_slice_structured), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE},
{ NULL },
};
static const AVClass h263p_class = {
.class_name = "H.263p encoder",
.item_name = av_default_item_name,
.option = h263p_options,
.version = LIBAVUTIL_VERSION_INT,
};
AVCodec ff_h263p_encoder = {
@ -3792,6 +3837,7 @@ AVCodec ff_h263p_encoder = {
.capabilities = CODEC_CAP_SLICE_THREADS,
.pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
.long_name= NULL_IF_CONFIG_SMALL("H.263+ / H.263-1998 / H.263 version 2"),
.priv_class = &h263p_class,
};
AVCodec ff_msmpeg4v2_encoder = {

4
libavcodec/mxpegdec.c
Unescape View File

@ -47,9 +47,7 @@ static av_cold int mxpeg_decode_init(AVCodecContext *avctx)
s->picture[0].reference = s->picture[1].reference = 3;
s->jpg.picture_ptr = &s->picture[0];
ff_mjpeg_decode_init(avctx);
return 0;
return ff_mjpeg_decode_init(avctx);
}
static int mxpeg_decode_app(MXpegDecodeContext *s,

28
libavcodec/options.c
Unescape View File

@ -75,17 +75,23 @@ static const AVOption options[]={
{"bt", "set video bitrate tolerance (in bits/s)", OFFSET(bit_rate_tolerance), FF_OPT_TYPE_INT, {.dbl = AV_CODEC_DEFAULT_BITRATE*20 }, 1, INT_MAX, V|E},
{"flags", NULL, OFFSET(flags), FF_OPT_TYPE_FLAGS, {.dbl = DEFAULT }, 0, UINT_MAX, V|A|E|D, "flags"},
{"mv4", "use four motion vector by macroblock (mpeg4)", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_4MV }, INT_MIN, INT_MAX, V|E, "flags"},
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
{"obmc", "use overlapped block motion compensation (h263+)", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_OBMC }, INT_MIN, INT_MAX, V|E, "flags"},
#endif
{"qpel", "use 1/4 pel motion compensation", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_QPEL }, INT_MIN, INT_MAX, V|E, "flags"},
{"loop", "use loop filter", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_LOOP_FILTER }, INT_MIN, INT_MAX, V|E, "flags"},
{"qscale", "use fixed qscale", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_QSCALE }, INT_MIN, INT_MAX, 0, "flags"},
{"gmc", "use gmc", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_GMC }, INT_MIN, INT_MAX, V|E, "flags"},
{"mv0", "always try a mb with mv=<0,0>", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_MV0 }, INT_MIN, INT_MAX, V|E, "flags"},
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
{"part", "use data partitioning", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_PART }, INT_MIN, INT_MAX, V|E, "flags"},
#endif
{"input_preserved", NULL, 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_INPUT_PRESERVED }, INT_MIN, INT_MAX, 0, "flags"},
{"pass1", "use internal 2pass ratecontrol in first pass mode", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_PASS1 }, INT_MIN, INT_MAX, 0, "flags"},
{"pass2", "use internal 2pass ratecontrol in second pass mode", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_PASS2 }, INT_MIN, INT_MAX, 0, "flags"},
#if FF_API_MJPEG_GLOBAL_OPTS
{"extern_huff", "use external huffman table (for mjpeg)", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_EXTERN_HUFF }, INT_MIN, INT_MAX, 0, "flags"},
#endif
{"gray", "only decode/encode grayscale", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_GRAY }, INT_MIN, INT_MAX, V|E|D, "flags"},
{"emu_edge", "don't draw edges", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_EMU_EDGE }, INT_MIN, INT_MAX, 0, "flags"},
{"psnr", "error[?] variables will be set during encoding", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_PSNR }, INT_MIN, INT_MAX, V|E, "flags"},
@ -93,17 +99,25 @@ static const AVOption options[]={
{"naq", "normalize adaptive quantization", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_NORMALIZE_AQP }, INT_MIN, INT_MAX, V|E, "flags"},
{"ildct", "use interlaced dct", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_INTERLACED_DCT }, INT_MIN, INT_MAX, V|E, "flags"},
{"low_delay", "force low delay", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_LOW_DELAY }, INT_MIN, INT_MAX, V|D|E, "flags"},
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
{"alt", "enable alternate scantable (mpeg2/mpeg4)", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_ALT_SCAN }, INT_MIN, INT_MAX, V|E, "flags"},
#endif
{"global_header", "place global headers in extradata instead of every keyframe", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_GLOBAL_HEADER }, INT_MIN, INT_MAX, V|A|E, "flags"},
{"bitexact", "use only bitexact stuff (except (i)dct)", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_BITEXACT }, INT_MIN, INT_MAX, A|V|S|D|E, "flags"},
{"aic", "h263 advanced intra coding / mpeg4 ac prediction", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_AC_PRED }, INT_MIN, INT_MAX, V|E, "flags"},
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
{"umv", "use unlimited motion vectors", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_H263P_UMV }, INT_MIN, INT_MAX, V|E, "flags"},
#endif
{"cbp", "use rate distortion optimization for cbp", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_CBP_RD }, INT_MIN, INT_MAX, V|E, "flags"},
{"qprd", "use rate distortion optimization for qp selection", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_QP_RD }, INT_MIN, INT_MAX, V|E, "flags"},
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
{"aiv", "h263 alternative inter vlc", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_H263P_AIV }, INT_MIN, INT_MAX, V|E, "flags"},
{"slice", NULL, 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_H263P_SLICE_STRUCT }, INT_MIN, INT_MAX, V|E, "flags"},
#endif
{"ilme", "interlaced motion estimation", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_INTERLACED_ME }, INT_MIN, INT_MAX, V|E, "flags"},
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
{"scan_offset", "will reserve space for svcd scan offset user data", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_SVCD_SCAN_OFFSET }, INT_MIN, INT_MAX, V|E, "flags"},
#endif
{"cgop", "closed gop", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_CLOSED_GOP }, INT_MIN, INT_MAX, V|E, "flags"},
{"fast", "allow non spec compliant speedup tricks", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_FAST }, INT_MIN, INT_MAX, V|E, "flags2"},
{"sgop", "strictly enforce gop size", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_STRICT_GOP }, INT_MIN, INT_MAX, V|E, "flags2"},
@ -387,12 +401,14 @@ static const AVOption options[]={
{"bframebias", "influences how often B-frames are used", OFFSET(bframebias), FF_OPT_TYPE_INT, {.dbl = DEFAULT }, INT_MIN, INT_MAX, V|E},
{"trellis", "rate-distortion optimal quantization", OFFSET(trellis), FF_OPT_TYPE_INT, {.dbl = DEFAULT }, INT_MIN, INT_MAX, V|A|E},
{"directpred", "direct mv prediction mode - 0 (none), 1 (spatial), 2 (temporal), 3 (auto)", OFFSET(directpred), FF_OPT_TYPE_INT, {.dbl = 2 }, INT_MIN, INT_MAX, V|E},
#if FF_API_X264_GLOBAL_OPTS
{"bpyramid", "allows B-frames to be used as references for predicting", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_BPYRAMID }, INT_MIN, INT_MAX, V|E, "flags2"},
{"wpred", "weighted biprediction for b-frames (H.264)", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_WPRED }, INT_MIN, INT_MAX, V|E, "flags2"},
{"mixed_refs", "one reference per partition, as opposed to one reference per macroblock", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_MIXED_REFS }, INT_MIN, INT_MAX, V|E, "flags2"},
{"dct8x8", "high profile 8x8 transform (H.264)", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_8X8DCT }, INT_MIN, INT_MAX, V|E, "flags2"},
{"fastpskip", "fast pskip (H.264)", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_FASTPSKIP }, INT_MIN, INT_MAX, V|E, "flags2"},
{"aud", "access unit delimiters (H.264)", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_AUD }, INT_MIN, INT_MAX, V|E, "flags2"},
#endif
{"skiprd", "RD optimal MB level residual skipping", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_SKIP_RD }, INT_MIN, INT_MAX, V|E, "flags2"},
{"complexityblur", "reduce fluctuations in qp (before curve compression)", OFFSET(complexityblur), FF_OPT_TYPE_FLOAT, {.dbl = 20.0 }, FLT_MIN, FLT_MAX, V|E},
{"deblockalpha", "in-loop deblocking filter alphac0 parameter", OFFSET(deblockalpha), FF_OPT_TYPE_INT, {.dbl = DEFAULT }, -6, 6, V|E},
@ -405,7 +421,9 @@ static const AVOption options[]={
{"partb8x8", NULL, 0, FF_OPT_TYPE_CONST, {.dbl = X264_PART_B8X8 }, INT_MIN, INT_MAX, V|E, "partitions"},
{"sc_factor", "multiplied by qscale for each frame and added to scene_change_score", OFFSET(scenechange_factor), FF_OPT_TYPE_INT, {.dbl = 6 }, 0, INT_MAX, V|E},
{"mv0_threshold", NULL, OFFSET(mv0_threshold), FF_OPT_TYPE_INT, {.dbl = 256 }, 0, INT_MAX, V|E},
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
{"ivlc", "intra vlc table", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_INTRA_VLC }, INT_MIN, INT_MAX, V|E, "flags2"},
#endif
{"b_sensitivity", "adjusts sensitivity of b_frame_strategy 1", OFFSET(b_sensitivity), FF_OPT_TYPE_INT, {.dbl = 40 }, 1, INT_MAX, V|E},
{"compression_level", NULL, OFFSET(compression_level), FF_OPT_TYPE_INT, {.dbl = FF_COMPRESSION_DEFAULT }, INT_MIN, INT_MAX, V|A|E},
{"min_prediction_order", NULL, OFFSET(min_prediction_order), FF_OPT_TYPE_INT, {.dbl = -1 }, INT_MIN, INT_MAX, A|E},
@ -417,16 +435,22 @@ static const AVOption options[]={
{"max_partition_order", "deprecated, use flac-specific options", OFFSET(max_partition_order), FF_OPT_TYPE_INT, {.dbl = -1 }, INT_MIN, INT_MAX, A|E},
#endif
{"timecode_frame_start", "GOP timecode frame start number, in non drop frame format", OFFSET(timecode_frame_start), FF_OPT_TYPE_INT64, {.dbl = 0 }, 0, INT64_MAX, V|E},
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
{"drop_frame_timecode", NULL, 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_DROP_FRAME_TIMECODE }, INT_MIN, INT_MAX, V|E, "flags2"},
{"non_linear_q", "use non linear quantizer", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_NON_LINEAR_QUANT }, INT_MIN, INT_MAX, V|E, "flags2"},
#endif
#if FF_API_REQUEST_CHANNELS
{"request_channels", "set desired number of audio channels", OFFSET(request_channels), FF_OPT_TYPE_INT, {.dbl = DEFAULT }, 0, INT_MAX, A|D},
#endif
#if FF_API_DRC_SCALE
{"drc_scale", "percentage of dynamic range compression to apply", OFFSET(drc_scale), FF_OPT_TYPE_FLOAT, {.dbl = 1.0 }, 0.0, 1.0, A|D},
#endif
#if FF_API_LAME_GLOBAL_OPTS
{"reservoir", "use bit reservoir", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_BIT_RESERVOIR }, INT_MIN, INT_MAX, A|E, "flags2"},
#endif
#if FF_API_X264_GLOBAL_OPTS
{"mbtree", "use macroblock tree ratecontrol (x264 only)", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_MBTREE }, INT_MIN, INT_MAX, V|E, "flags2"},
#endif
{"bits_per_raw_sample", NULL, OFFSET(bits_per_raw_sample), FF_OPT_TYPE_INT, {.dbl = DEFAULT }, INT_MIN, INT_MAX},
{"channel_layout", NULL, OFFSET(channel_layout), FF_OPT_TYPE_INT64, {.dbl = DEFAULT }, 0, INT64_MAX, A|E|D, "channel_layout"},
{"request_channel_layout", NULL, OFFSET(request_channel_layout), FF_OPT_TYPE_INT64, {.dbl = DEFAULT }, 0, INT64_MAX, A|D, "request_channel_layout"},
@ -438,17 +462,15 @@ static const AVOption options[]={
{"colorspace", NULL, OFFSET(colorspace), FF_OPT_TYPE_INT, {.dbl = AVCOL_SPC_UNSPECIFIED }, 1, AVCOL_SPC_NB-1, V|E|D},
{"color_range", NULL, OFFSET(color_range), FF_OPT_TYPE_INT, {.dbl = AVCOL_RANGE_UNSPECIFIED }, 0, AVCOL_RANGE_NB-1, V|E|D},
{"chroma_sample_location", NULL, OFFSET(chroma_sample_location), FF_OPT_TYPE_INT, {.dbl = AVCHROMA_LOC_UNSPECIFIED }, 0, AVCHROMA_LOC_NB-1, V|E|D},
{"psy", "use psycho visual optimization", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_PSY }, INT_MIN, INT_MAX, V|E, "flags2"},
#if FF_API_X264_GLOBAL_OPTS
{"psy", "use psycho visual optimization", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_PSY }, INT_MIN, INT_MAX, V|E, "flags2"},
{"psy_rd", "specify psycho visual strength", OFFSET(psy_rd), FF_OPT_TYPE_FLOAT, {.dbl = -1.0 }, -1, FLT_MAX, V|E},
{"psy_trellis", "specify psycho visual trellis", OFFSET(psy_trellis), FF_OPT_TYPE_FLOAT, {.dbl = -1 }, -1, FLT_MAX, V|E},
{"aq_mode", "specify aq method", OFFSET(aq_mode), FF_OPT_TYPE_INT, {.dbl = -1 }, -1, INT_MAX, V|E},
{"aq_strength", "specify aq strength", OFFSET(aq_strength), FF_OPT_TYPE_FLOAT, {.dbl = -1.0 }, -1, FLT_MAX, V|E},
{"rc_lookahead", "specify number of frames to look ahead for frametype", OFFSET(rc_lookahead), FF_OPT_TYPE_INT, {.dbl = 40 }, 0, INT_MAX, V|E},
#endif
{"ssim", "ssim will be calculated during encoding", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_SSIM }, INT_MIN, INT_MAX, V|E, "flags2"},
{"intra_refresh", "use periodic insertion of intra blocks instead of keyframes", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_INTRA_REFRESH }, INT_MIN, INT_MAX, V|E, "flags2"},
#if FF_API_X264_GLOBAL_OPTS
{"crf_max", "in crf mode, prevents vbv from lowering quality beyond this point", OFFSET(crf_max), FF_OPT_TYPE_FLOAT, {.dbl = DEFAULT }, 0, 51, V|E},
#endif
{"log_level_offset", "set the log level offset", OFFSET(log_level_offset), FF_OPT_TYPE_INT, {.dbl = 0 }, INT_MIN, INT_MAX },

22
libavcodec/snow.c
Unescape View File

@ -19,6 +19,8 @@
*/
#include "libavutil/intmath.h"
#include "libavutil/log.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "dsputil.h"
#include "dwt.h"
@ -199,7 +201,7 @@ typedef struct Plane{
}Plane;
typedef struct SnowContext{
AVClass *class;
AVCodecContext *avctx;
RangeCoder c;
DSPContext dsp;
@ -252,6 +254,7 @@ typedef struct SnowContext{
int me_cache[ME_CACHE_SIZE];
int me_cache_generation;
slice_buffer sb;
int memc_only;
MpegEncContext m; // needed for motion estimation, should not be used for anything else, the idea is to eventually make the motion estimation independent of MpegEncContext, so this will be removed then (FIXME/XXX)
@ -3518,7 +3521,7 @@ redo_frame:
int x, y;
// int bits= put_bits_count(&s->c.pb);
if(!(avctx->flags2 & CODEC_FLAG2_MEMC_ONLY)){
if (!s->memc_only) {
//FIXME optimize
if(pict->data[plane_index]) //FIXME gray hack
for(y=0; y<h; y++){
@ -3676,6 +3679,20 @@ static av_cold int encode_end(AVCodecContext *avctx)
return 0;
}
#define OFFSET(x) offsetof(SnowContext, x)
#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
static const AVOption options[] = {
{ "memc_only", "Only do ME/MC (I frames -> ref, P frame -> ME+MC).", OFFSET(memc_only), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
{ NULL },
};
static const AVClass snowenc_class = {
.class_name = "snow encoder",
.item_name = av_default_item_name,
.option = options,
.version = LIBAVUTIL_VERSION_INT,
};
AVCodec ff_snow_encoder = {
.name = "snow",
.type = AVMEDIA_TYPE_VIDEO,
@ -3685,6 +3702,7 @@ AVCodec ff_snow_encoder = {
.encode = encode_frame,
.close = encode_end,
.long_name = NULL_IF_CONFIG_SMALL("Snow"),
.priv_class = &snowenc_class,
};
#endif

16
libavcodec/vc1.c
Unescape View File

@ -454,9 +454,6 @@ static int decode_sequence_header_adv(VC1Context *v, GetBitContext *gb)
v->finterpflag = get_bits1(gb);
skip_bits1(gb); // reserved
v->s.h_edge_pos = w;
v->s.v_edge_pos = h;
av_log(v->s.avctx, AV_LOG_DEBUG,
"Advanced Profile level %i:\nfrmrtq_postproc=%i, bitrtq_postproc=%i\n"
"LoopFilter=%i, ChromaFormat=%i, Pulldown=%i, Interlace: %i\n"
@ -475,10 +472,9 @@ static int decode_sequence_header_adv(VC1Context *v, GetBitContext *gb)
if(get_bits1(gb)) { //Display Info - decoding is not affected by it
int dw, dh, ar = 0;
av_log(v->s.avctx, AV_LOG_DEBUG, "Display extended info:\n");
dw = get_bits(gb, 14) + 1;
dh = get_bits(gb, 14) + 1;
v->s.avctx->sample_aspect_ratio = av_div_q((AVRational){dw, dh}, (AVRational){w, h});
av_log(v->s.avctx, AV_LOG_DEBUG, "Display dimensions: %ix%i\n", dw, dh);
w = get_bits(gb, 14) + 1;
h = get_bits(gb, 14) + 1;
av_log(v->s.avctx, AV_LOG_DEBUG, "Display dimensions: %ix%i\n", w, h);
if(get_bits1(gb))
ar = get_bits(gb, 4);
if(ar && ar < 14){
@ -487,6 +483,12 @@ static int decode_sequence_header_adv(VC1Context *v, GetBitContext *gb)
w = get_bits(gb, 8) + 1;
h = get_bits(gb, 8) + 1;
v->s.avctx->sample_aspect_ratio = (AVRational){w, h};
} else {
av_reduce(&v->s.avctx->sample_aspect_ratio.num,
&v->s.avctx->sample_aspect_ratio.den,
v->s.avctx->height * w,
v->s.avctx->width * h,
1<<30);
}
av_log(v->s.avctx, AV_LOG_DEBUG, "Aspect: %i:%i\n", v->s.avctx->sample_aspect_ratio.num, v->s.avctx->sample_aspect_ratio.den);

200
libavcodec/vc1dec.c
Unescape View File

@ -3551,6 +3551,58 @@ static void vc1_sprite_flush(AVCodecContext *avctx)
#endif
static av_cold int vc1_decode_init_alloc_tables(VC1Context *v)
{
MpegEncContext *s = &v->s;
int i;
/* Allocate mb bitplanes */
v->mv_type_mb_plane = av_malloc(s->mb_stride * s->mb_height);
v->direct_mb_plane = av_malloc(s->mb_stride * s->mb_height);
v->acpred_plane = av_malloc(s->mb_stride * s->mb_height);
v->over_flags_plane = av_malloc(s->mb_stride * s->mb_height);
v->n_allocated_blks = s->mb_width + 2;
v->block = av_malloc(sizeof(*v->block) * v->n_allocated_blks);
v->cbp_base = av_malloc(sizeof(v->cbp_base[0]) * 2 * s->mb_stride);
v->cbp = v->cbp_base + s->mb_stride;
v->ttblk_base = av_malloc(sizeof(v->ttblk_base[0]) * 2 * s->mb_stride);
v->ttblk = v->ttblk_base + s->mb_stride;
v->is_intra_base = av_malloc(sizeof(v->is_intra_base[0]) * 2 * s->mb_stride);
v->is_intra = v->is_intra_base + s->mb_stride;
v->luma_mv_base = av_malloc(sizeof(v->luma_mv_base[0]) * 2 * s->mb_stride);
v->luma_mv = v->luma_mv_base + s->mb_stride;
/* allocate block type info in that way so it could be used with s->block_index[] */
v->mb_type_base = av_malloc(s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride * (s->mb_height + 1) * 2);
v->mb_type[0] = v->mb_type_base + s->b8_stride + 1;
v->mb_type[1] = v->mb_type_base + s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride + 1;
v->mb_type[2] = v->mb_type[1] + s->mb_stride * (s->mb_height + 1);
/* Init coded blocks info */
if (v->profile == PROFILE_ADVANCED)
{
// if (alloc_bitplane(&v->over_flags_plane, s->mb_width, s->mb_height) < 0)
// return -1;
// if (alloc_bitplane(&v->ac_pred_plane, s->mb_width, s->mb_height) < 0)
// return -1;
}
ff_intrax8_common_init(&v->x8,s);
if (s->avctx->codec_id == CODEC_ID_WMV3IMAGE || s->avctx->codec_id == CODEC_ID_VC1IMAGE) {
for (i = 0; i < 4; i++)
if (!(v->sr_rows[i>>1][i%2] = av_malloc(v->output_width))) return -1;
}
if (!v->mv_type_mb_plane || !v->direct_mb_plane || !v->acpred_plane || !v->over_flags_plane ||
!v->block || !v->cbp_base || !v->ttblk_base || !v->is_intra_base || !v->luma_mv_base ||
!v->mb_type_base)
return -1;
return 0;
}
/** Initialize a VC1/WMV3 decoder
* @todo TODO: Handle VC-1 IDUs (Transport level?)
* @todo TODO: Decypher remaining bits in extra_data
@ -3560,7 +3612,7 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
VC1Context *v = avctx->priv_data;
MpegEncContext *s = &v->s;
GetBitContext gb;
int i, cur_width, cur_height;
int i;
/* save the container output size for WMImage */
v->output_width = avctx->width;
@ -3580,13 +3632,9 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
avctx->idct_algo=FF_IDCT_WMV2;
}
if(ff_msmpeg4_decode_init(avctx) < 0)
return -1;
if (vc1_init_common(v) < 0) return -1;
ff_vc1dsp_init(&v->vc1dsp);
cur_width = avctx->coded_width;
cur_height = avctx->coded_height;
if (avctx->codec_id == CODEC_ID_WMV3 || avctx->codec_id == CODEC_ID_WMV3IMAGE)
{
int count = 0;
@ -3657,23 +3705,12 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
}
v->res_sprite = (avctx->codec_tag == MKTAG('W','V','P','2'));
}
// Sequence header information may not have been parsed
// yet when ff_msmpeg4_decode_init was called the fist time
// above. If sequence information changes, we need to call
// it again.
if (cur_width != avctx->coded_width ||
cur_height != avctx->coded_height) {
MPV_common_end(s);
if(ff_msmpeg4_decode_init(avctx) < 0)
return -1;
}
avctx->profile = v->profile;
if (v->profile == PROFILE_ADVANCED)
avctx->level = v->level;
avctx->has_b_frames= !!(avctx->max_b_frames);
s->low_delay = !avctx->has_b_frames;
s->mb_width = (avctx->coded_width+15)>>4;
s->mb_height = (avctx->coded_height+15)>>4;
@ -3694,46 +3731,7 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
v->top_blk_sh = 0;
}
/* Allocate mb bitplanes */
v->mv_type_mb_plane = av_malloc(s->mb_stride * s->mb_height);
v->direct_mb_plane = av_malloc(s->mb_stride * s->mb_height);
v->acpred_plane = av_malloc(s->mb_stride * s->mb_height);
v->over_flags_plane = av_malloc(s->mb_stride * s->mb_height);
v->n_allocated_blks = s->mb_width + 2;
v->block = av_malloc(sizeof(*v->block) * v->n_allocated_blks);
v->cbp_base = av_malloc(sizeof(v->cbp_base[0]) * 2 * s->mb_stride);
v->cbp = v->cbp_base + s->mb_stride;
v->ttblk_base = av_malloc(sizeof(v->ttblk_base[0]) * 2 * s->mb_stride);
v->ttblk = v->ttblk_base + s->mb_stride;
v->is_intra_base = av_malloc(sizeof(v->is_intra_base[0]) * 2 * s->mb_stride);
v->is_intra = v->is_intra_base + s->mb_stride;
v->luma_mv_base = av_malloc(sizeof(v->luma_mv_base[0]) * 2 * s->mb_stride);
v->luma_mv = v->luma_mv_base + s->mb_stride;
/* allocate block type info in that way so it could be used with s->block_index[] */
v->mb_type_base = av_malloc(s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride * (s->mb_height + 1) * 2);
v->mb_type[0] = v->mb_type_base + s->b8_stride + 1;
v->mb_type[1] = v->mb_type_base + s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride + 1;
v->mb_type[2] = v->mb_type[1] + s->mb_stride * (s->mb_height + 1);
/* Init coded blocks info */
if (v->profile == PROFILE_ADVANCED)
{
// if (alloc_bitplane(&v->over_flags_plane, s->mb_width, s->mb_height) < 0)
// return -1;
// if (alloc_bitplane(&v->ac_pred_plane, s->mb_width, s->mb_height) < 0)
// return -1;
}
ff_intrax8_common_init(&v->x8,s);
if (avctx->codec_id == CODEC_ID_WMV3IMAGE || avctx->codec_id == CODEC_ID_VC1IMAGE) {
for (i = 0; i < 4; i++)
if (!(v->sr_rows[i>>1][i%2] = av_malloc(v->output_width))) return -1;
s->low_delay = 1;
v->sprite_width = avctx->coded_width;
v->sprite_height = avctx->coded_height;
@ -3749,6 +3747,36 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
return 0;
}
/** Close a VC1/WMV3 decoder
* @warning Initial try at using MpegEncContext stuff
*/
static av_cold int vc1_decode_end(AVCodecContext *avctx)
{
VC1Context *v = avctx->priv_data;
int i;
if ((avctx->codec_id == CODEC_ID_WMV3IMAGE || avctx->codec_id == CODEC_ID_VC1IMAGE)
&& v->sprite_output_frame.data[0])
avctx->release_buffer(avctx, &v->sprite_output_frame);
for (i = 0; i < 4; i++)
av_freep(&v->sr_rows[i>>1][i%2]);
av_freep(&v->hrd_rate);
av_freep(&v->hrd_buffer);
MPV_common_end(&v->s);
av_freep(&v->mv_type_mb_plane);
av_freep(&v->direct_mb_plane);
av_freep(&v->acpred_plane);
av_freep(&v->over_flags_plane);
av_freep(&v->mb_type_base);
av_freep(&v->block);
av_freep(&v->cbp_base);
av_freep(&v->ttblk_base);
av_freep(&v->is_intra_base); // FIXME use v->mb_type[]
av_freep(&v->luma_mv_base);
ff_intrax8_common_end(&v->x8);
return 0;
}
/** Decode a VC1/WMV3 frame
* @todo TODO: Handle VC-1 IDUs (Transport level?)
@ -3783,13 +3811,6 @@ static int vc1_decode_frame(AVCodecContext *avctx,
return 0;
}
/* We need to set current_picture_ptr before reading the header,
* otherwise we cannot store anything in there. */
if (s->current_picture_ptr == NULL || s->current_picture_ptr->f.data[0]) {
int i= ff_find_unused_picture(s, 0);
s->current_picture_ptr= &s->picture[i];
}
if (s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU){
if (v->profile < PROFILE_ADVANCED)
avctx->pix_fmt = PIX_FMT_VDPAU_WMV3;
@ -3878,6 +3899,31 @@ static int vc1_decode_frame(AVCodecContext *avctx,
}
}
if (s->context_initialized &&
(s->width != avctx->coded_width ||
s->height != avctx->coded_height)) {
vc1_decode_end(avctx);
}
if (!s->context_initialized) {
if (ff_msmpeg4_decode_init(avctx) < 0 || vc1_decode_init_alloc_tables(v) < 0)
return -1;
s->low_delay = !avctx->has_b_frames || v->res_sprite;
if (v->profile == PROFILE_ADVANCED) {
s->h_edge_pos = avctx->coded_width;
s->v_edge_pos = avctx->coded_height;
}
}
/* We need to set current_picture_ptr before reading the header,
* otherwise we cannot store anything in there. */
if (s->current_picture_ptr == NULL || s->current_picture_ptr->f.data[0]) {
int i= ff_find_unused_picture(s, 0);
s->current_picture_ptr= &s->picture[i];
}
// do parse frame header
if(v->profile < PROFILE_ADVANCED) {
if(vc1_parse_frame_header(v, &s->gb) == -1) {
@ -4009,36 +4055,6 @@ err:
}
/** Close a VC1/WMV3 decoder
* @warning Initial try at using MpegEncContext stuff
*/
static av_cold int vc1_decode_end(AVCodecContext *avctx)
{
VC1Context *v = avctx->priv_data;
int i;
if ((avctx->codec_id == CODEC_ID_WMV3IMAGE || avctx->codec_id == CODEC_ID_VC1IMAGE)
&& v->sprite_output_frame.data[0])
avctx->release_buffer(avctx, &v->sprite_output_frame);
for (i = 0; i < 4; i++)
av_freep(&v->sr_rows[i>>1][i%2]);
av_freep(&v->hrd_rate);
av_freep(&v->hrd_buffer);
MPV_common_end(&v->s);
av_freep(&v->mv_type_mb_plane);
av_freep(&v->direct_mb_plane);
av_freep(&v->acpred_plane);
av_freep(&v->over_flags_plane);
av_freep(&v->mb_type_base);
av_freep(&v->block);
av_freep(&v->cbp_base);
av_freep(&v->ttblk_base);
av_freep(&v->is_intra_base); // FIXME use v->mb_type[]
av_freep(&v->luma_mv_base);
ff_intrax8_common_end(&v->x8);
return 0;
}
static const AVProfile profiles[] = {
{ FF_PROFILE_VC1_SIMPLE, "Simple" },
{ FF_PROFILE_VC1_MAIN, "Main" },

12
libavcodec/version.h
Unescape View File

@ -86,5 +86,17 @@
#ifndef FF_API_X264_GLOBAL_OPTS
#define FF_API_X264_GLOBAL_OPTS (LIBAVCODEC_VERSION_MAJOR < 54)
#endif
#ifndef FF_API_MPEGVIDEO_GLOBAL_OPTS
#define FF_API_MPEGVIDEO_GLOBAL_OPTS (LIBAVCODEC_VERSION_MAJOR < 54)
#endif
#ifndef FF_API_LAME_GLOBAL_OPTS
#define FF_API_LAME_GLOBAL_OPTS (LIBAVCODEC_VERSION_MAJOR < 54)
#endif
#ifndef FF_API_SNOW_GLOBAL_OPTS
#define FF_API_SNOW_GLOBAL_OPTS (LIBAVCODEC_VERSION_MAJOR < 54)
#endif
#ifndef FF_API_MJPEG_GLOBAL_OPTS
#define FF_API_MJPEG_GLOBAL_OPTS (LIBAVCODEC_VERSION_MAJOR < 54)
#endif
#endif /* AVCODEC_VERSION_H */

Write Preview
Loading…
Cancel
Save