Libav
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MPEG-1/2 decoder. More...
#include <inttypes.h>
#include "libavutil/attributes.h"
#include "libavutil/internal.h"
#include "libavutil/stereo3d.h"
#include "avcodec.h"
#include "bytestream.h"
#include "error_resilience.h"
#include "idctdsp.h"
#include "internal.h"
#include "mpeg_er.h"
#include "mpeg12.h"
#include "mpeg12data.h"
#include "mpegutils.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 69 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
#define check_scantable_index | ( | ctx, | |
x | |||
) |
Definition at line 129 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 705 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
#define MT_FRAME 2 |
Definition at line 706 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
#define MT_16X8 2 |
Definition at line 707 of file mpeg12dec.c.
#define MT_DMV 3 |
Definition at line 708 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
#define DECODE_SLICE_ERROR -1 |
Definition at line 1715 of file mpeg12dec.c.
Referenced by mpeg_decode_slice().
#define DECODE_SLICE_OK 0 |
Definition at line 1716 of file mpeg12dec.c.
Referenced by mpeg_decode_slice().
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Definition at line 103 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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inlinestatic |
Definition at line 138 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 214 of file mpeg12dec.c.
Referenced by decode_dc(), and tqi_decode_mb().
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inlinestatic |
Definition at line 219 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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Definition at line 299 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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Definition at line 379 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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Definition at line 461 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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Definition at line 527 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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inlinestatic |
Definition at line 608 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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Definition at line 687 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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inlinestatic |
Definition at line 695 of file mpeg12dec.c.
Referenced by mpeg_decode_mb(), and mpeg_decode_slice().
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Definition at line 710 of file mpeg12dec.c.
Referenced by mpeg_decode_slice().
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Definition at line 1096 of file mpeg12dec.c.
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Definition at line 1125 of file mpeg12dec.c.
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Definition at line 1150 of file mpeg12dec.c.
Referenced by mpeg_decode_postinit().
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Definition at line 1194 of file mpeg12dec.c.
Referenced by mpeg_decode_postinit(), and vcr2_init_sequence().
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Definition at line 1219 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 1341 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 1385 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 1431 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 1455 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 1489 of file mpeg12dec.c.
Referenced by mpeg1_decode_sequence(), and mpeg_decode_quant_matrix_extension().
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Definition at line 1512 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 1526 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 1604 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 1724 of file mpeg12dec.c.
Referenced by decode_chunks(), and slice_decode_thread().
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Definition at line 1969 of file mpeg12dec.c.
Referenced by decode_chunks().
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Handle slice ends.
Definition at line 2017 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 2070 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 2152 of file mpeg12dec.c.
Referenced by mpeg_decode_frame().
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Definition at line 2206 of file mpeg12dec.c.
Referenced by mpeg_decode_user_data().
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Definition at line 2259 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 2318 of file mpeg12dec.c.
Referenced by decode_chunks().
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Definition at line 2351 of file mpeg12dec.c.
Referenced by mpeg_decode_frame().
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Definition at line 2617 of file mpeg12dec.c.
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Definition at line 2666 of file mpeg12dec.c.
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Definition at line 2676 of file mpeg12dec.c.
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Definition at line 71 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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Definition at line 81 of file mpeg12dec.c.
Referenced by mpeg_decode_mb().
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Definition at line 95 of file mpeg12dec.c.
Referenced by get_qscale().
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Definition at line 1170 of file mpeg12dec.c.
Referenced by mpeg_get_pixelformat().
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Definition at line 1184 of file mpeg12dec.c.
Referenced by mpeg_get_pixelformat().
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Definition at line 1189 of file mpeg12dec.c.
Referenced by mpeg_get_pixelformat().
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Definition at line 2686 of file mpeg12dec.c.
AVCodec ff_mpeg1video_decoder |
Definition at line 2698 of file mpeg12dec.c.
AVCodec ff_mpeg2video_decoder |
Definition at line 2714 of file mpeg12dec.c.