Libav
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MPEG-1/2 decoder. More...
#include "libavutil/attributes.h"
#include "libavutil/internal.h"
#include "libavutil/stereo3d.h"
#include "avcodec.h"
#include "bytestream.h"
#include "dsputil.h"
#include "error_resilience.h"
#include "internal.h"
#include "mpeg12.h"
#include "mpeg12data.h"
#include "mpegvideo.h"
#include "thread.h"
#include "version.h"
#include "xvmc_internal.h"
Go to the source code of this file.
Data Structures | |
struct | Mpeg1Context |
Macros | |
#define | MB_TYPE_ZERO_MV 0x20000000 |
#define | check_scantable_index(ctx, x) |
#define | MT_FIELD 1 |
#define | MT_FRAME 2 |
#define | MT_16X8 2 |
#define | MT_DMV 3 |
#define | DECODE_SLICE_ERROR -1 |
#define | DECODE_SLICE_OK 0 |
Variables | |
static const uint32_t | ptype2mb_type [7] |
static const uint32_t | btype2mb_type [11] |
static const uint8_t | non_linear_qscale [32] |
static enum AVPixelFormat | mpeg12_hwaccel_pixfmt_list_420 [] |
static enum AVPixelFormat | mpeg12_pixfmt_list_422 [] |
static enum AVPixelFormat | mpeg12_pixfmt_list_444 [] |
static const AVProfile | mpeg2_video_profiles [] |
AVCodec | ff_mpeg1video_decoder |
AVCodec | ff_mpeg2video_decoder |
MPEG-1/2 decoder.
Definition in file mpeg12dec.c.
#define MB_TYPE_ZERO_MV 0x20000000 |
Definition at line 63 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
#define check_scantable_index | ( | ctx, | |
x | |||
) |
Definition at line 123 of file mpeg12dec.c.
Referenced by mpeg1_decode_block_inter(), mpeg1_decode_block_intra(), mpeg1_fast_decode_block_inter(), mpeg2_decode_block_intra(), mpeg2_decode_block_non_intra(), mpeg2_fast_decode_block_intra(), and mpeg2_fast_decode_block_non_intra().
#define MT_FIELD 1 |
Definition at line 699 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
#define MT_FRAME 2 |
Definition at line 700 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
#define MT_16X8 2 |
Definition at line 701 of file mpeg12dec.c.
#define MT_DMV 3 |
Definition at line 702 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
#define DECODE_SLICE_ERROR -1 |
Definition at line 1684 of file mpeg12dec.c.
Referenced by mpeg_decode_slice().
#define DECODE_SLICE_OK 0 |
Definition at line 1685 of file mpeg12dec.c.
Referenced by mpeg_decode_slice().
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Definition at line 97 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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inlinestatic |
Definition at line 132 of file mpeg12dec.c.
Referenced by ff_mpeg1_decode_block_intra(), and mpeg_decode_mb().
int ff_mpeg1_decode_block_intra | ( | MpegEncContext * | s, |
int16_t * | block, | ||
int | n | ||
) |
Definition at line 208 of file mpeg12dec.c.
Referenced by tqi_decode_mb().
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inlinestatic |
Definition at line 213 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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Definition at line 293 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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Definition at line 373 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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Definition at line 455 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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Definition at line 521 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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inlinestatic |
Definition at line 602 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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Definition at line 681 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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inlinestatic |
Definition at line 689 of file mpeg12dec.c.
Referenced by mpeg_decode_mb(), and mpeg_decode_slice().
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Definition at line 704 of file mpeg12dec.c.
Referenced by mpeg_decode_slice().
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Definition at line 1090 of file mpeg12dec.c.
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Definition at line 1121 of file mpeg12dec.c.
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Definition at line 1146 of file mpeg12dec.c.
Referenced by mpeg_decode_postinit().
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Definition at line 1190 of file mpeg12dec.c.
Referenced by mpeg_decode_postinit(), and vcr2_init_sequence().
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Definition at line 1215 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 1335 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 1379 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 1416 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 1440 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 1473 of file mpeg12dec.c.
Referenced by mpeg1_decode_sequence(), and mpeg_decode_quant_matrix_extension().
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Definition at line 1496 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 1510 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 1590 of file mpeg12dec.c.
Referenced by decode_chunks().
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Decode a slice.
MpegEncContext.mb_y must be set to the MB row from the startcode.
Definition at line 1693 of file mpeg12dec.c.
Referenced by decode_chunks(), and slice_decode_thread().
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Definition at line 1938 of file mpeg12dec.c.
Referenced by decode_chunks().
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Handle slice ends.
Definition at line 1986 of file mpeg12dec.c.
Referenced by decode_chunks(), decode_frame(), filter_slice(), filter_slice_chroma(), and filter_slice_luma().
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Definition at line 2039 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 2121 of file mpeg12dec.c.
Referenced by mpeg_decode_frame().
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Definition at line 2175 of file mpeg12dec.c.
Referenced by mpeg_decode_user_data().
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Definition at line 2228 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 2281 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 2314 of file mpeg12dec.c.
Referenced by mpeg_decode_frame().
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Definition at line 2580 of file mpeg12dec.c.
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Definition at line 2629 of file mpeg12dec.c.
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Definition at line 2639 of file mpeg12dec.c.
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Definition at line 65 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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Definition at line 75 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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Definition at line 89 of file mpeg12dec.c.
Referenced by get_qscale().
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Definition at line 1166 of file mpeg12dec.c.
Referenced by mpeg_get_pixelformat().
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Definition at line 1180 of file mpeg12dec.c.
Referenced by mpeg_get_pixelformat().
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Definition at line 1185 of file mpeg12dec.c.
Referenced by mpeg_get_pixelformat().
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Definition at line 2649 of file mpeg12dec.c.
AVCodec ff_mpeg1video_decoder |
Definition at line 2661 of file mpeg12dec.c.
AVCodec ff_mpeg2video_decoder |
Definition at line 2677 of file mpeg12dec.c.