FFmpeg
4.1.5
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MJPEG decoder. More...
#include "libavutil/imgutils.h"
#include "libavutil/avassert.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "blockdsp.h"
#include "copy_block.h"
#include "hwaccel.h"
#include "idctdsp.h"
#include "internal.h"
#include "jpegtables.h"
#include "mjpeg.h"
#include "mjpegdec.h"
#include "jpeglsdec.h"
#include "put_bits.h"
#include "tiff.h"
#include "exif.h"
#include "bytestream.h"
Go to the source code of this file.
Macros | |
#define | REFINE_BIT(j) |
#define | ZERO_RUN |
#define | copy_data_segment(skip) |
MJPEG decoder.
Definition in file mjpegdec.c.
#define REFINE_BIT | ( | j | ) |
Definition at line 904 of file mjpegdec.c.
Referenced by decode_block_refinement().
#define ZERO_RUN |
Definition at line 912 of file mjpegdec.c.
Referenced by decode_block_refinement().
#define copy_data_segment | ( | skip | ) |
Referenced by ff_mjpeg_find_marker().
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Definition at line 52 of file mjpegdec.c.
Referenced by build_basic_mjpeg_vlc(), and ff_mjpeg_decode_dht().
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Definition at line 75 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_init().
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Definition at line 107 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_init(), and mjpeg_decode_com().
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Definition at line 118 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_init(), and ff_mjpeg_decode_sof().
av_cold int ff_mjpeg_decode_init | ( | AVCodecContext * | avctx | ) |
Definition at line 127 of file mjpegdec.c.
Referenced by decode_flush(), mxpeg_decode_init(), and sp5x_decode_frame().
int ff_mjpeg_decode_dqt | ( | MJpegDecodeContext * | s | ) |
Definition at line 188 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_frame(), mjpegb_decode_frame(), and mxpeg_decode_frame().
int ff_mjpeg_decode_dht | ( | MJpegDecodeContext * | s | ) |
Definition at line 229 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_frame(), ff_mjpeg_decode_init(), mjpegb_decode_frame(), and mxpeg_decode_frame().
int ff_mjpeg_decode_sof | ( | MJpegDecodeContext * | s | ) |
Definition at line 293 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_frame(), mjpegb_decode_frame(), and mxpeg_decode_frame().
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Definition at line 746 of file mjpegdec.c.
Referenced by decode_block(), decode_dc_progressive(), ljpeg_decode_rgb_scan(), and ljpeg_decode_yuv_scan().
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Definition at line 764 of file mjpegdec.c.
Referenced by mjpeg_decode_scan().
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Definition at line 813 of file mjpegdec.c.
Referenced by mjpeg_decode_scan().
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Definition at line 831 of file mjpegdec.c.
Referenced by mjpeg_decode_scan_progressive_ac().
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Definition at line 930 of file mjpegdec.c.
Referenced by mjpeg_decode_scan_progressive_ac().
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Definition at line 995 of file mjpegdec.c.
Referenced by mjpeg_decode_scan(), and mjpeg_decode_scan_progressive_ac().
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Definition at line 1029 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_sos().
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Definition at line 1159 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_sos().
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Definition at line 1313 of file mjpegdec.c.
Referenced by mjpeg_decode_scan().
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Definition at line 1329 of file mjpegdec.c.
Referenced by mjpeg_decode_scan(), and mjpeg_idct_scan_progressive_ac().
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Definition at line 1344 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_sos().
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Definition at line 1465 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_sos().
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Definition at line 1517 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_frame().
int ff_mjpeg_decode_sos | ( | MJpegDecodeContext * | s, |
const uint8_t * | mb_bitmask, | ||
int | mb_bitmask_size, | ||
const AVFrame * | reference | ||
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Definition at line 1552 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_frame(), mjpegb_decode_frame(), and mxpeg_decode_frame().
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Definition at line 1730 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_frame().
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Definition at line 1742 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_frame().
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Definition at line 2051 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_frame().
Definition at line 2091 of file mjpegdec.c.
Referenced by ff_mjpeg_find_marker().
int ff_mjpeg_find_marker | ( | MJpegDecodeContext * | s, |
const uint8_t ** | buf_ptr, | ||
const uint8_t * | buf_end, | ||
const uint8_t ** | unescaped_buf_ptr, | ||
int * | unescaped_buf_size | ||
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Definition at line 2116 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_frame(), and mxpeg_decode_frame().
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Definition at line 2236 of file mjpegdec.c.
Referenced by ff_mjpeg_decode_end(), and ff_mjpeg_decode_frame().
int ff_mjpeg_decode_frame | ( | AVCodecContext * | avctx, |
void * | data, | ||
int * | got_frame, | ||
AVPacket * | avpkt | ||
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Definition at line 2250 of file mjpegdec.c.
Referenced by decode_flush(), and sp5x_decode_frame().
av_cold int ff_mjpeg_decode_end | ( | AVCodecContext * | avctx | ) |
Definition at line 2729 of file mjpegdec.c.
Referenced by decode_flush(), mxpeg_decode_end(), and sp5x_decode_frame().
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Definition at line 2766 of file mjpegdec.c.