FFmpeg
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#include "avcodec.h"
#include "blockdsp.h"
#include "error_resilience.h"
#include "fdctdsp.h"
#include "get_bits.h"
#include "h264chroma.h"
#include "h263dsp.h"
#include "hpeldsp.h"
#include "idctdsp.h"
#include "me_cmp.h"
#include "motion_est.h"
#include "mpegpicture.h"
#include "mpegvideoencdsp.h"
#include "pixblockdsp.h"
#include "put_bits.h"
#include "ratecontrol.h"
#include "mpegutils.h"
#include "qpeldsp.h"
#include "videodsp.h"
Go to the source code of this file.
Data Structures | |
struct | ScanTable |
Scantable. More... | |
struct | MpegEncContext |
MpegEncContext. More... | |
Macros | |
#define | MAX_THREADS 32 |
#define | MAX_B_FRAMES 16 |
#define | MV_DIR_FORWARD 1 |
#define | MV_DIR_BACKWARD 2 |
#define | MV_DIRECT 4 |
bidirectional mode where the difference equals the MV of the last P/S/I-Frame (MPEG-4) More... | |
#define | MV_TYPE_16X16 0 |
1 vector for the whole mb More... | |
#define | MV_TYPE_8X8 1 |
4 vectors (H.263, MPEG-4 4MV) More... | |
#define | MV_TYPE_16X8 2 |
2 vectors, one per 16x8 block More... | |
#define | MV_TYPE_FIELD 3 |
2 vectors, one per field More... | |
#define | MV_TYPE_DMV 4 |
2 vectors, special mpeg2 Dual Prime Vectors More... | |
#define | CHROMA_420 1 |
#define | CHROMA_422 2 |
#define | CHROMA_444 3 |
#define | SLICE_OK 0 |
#define | SLICE_ERROR -1 |
#define | SLICE_END -2 |
end marker found More... | |
#define | SLICE_NOEND -3 |
no end marker or error found but mb count exceeded More... | |
mpegvideo header.
Definition in file mpegvideo.h.
#define MAX_THREADS 32 |
Definition at line 51 of file mpegvideo.h.
#define MAX_B_FRAMES 16 |
Definition at line 53 of file mpegvideo.h.
#define MV_DIR_FORWARD 1 |
Definition at line 258 of file mpegvideo.h.
#define MV_DIR_BACKWARD 2 |
Definition at line 259 of file mpegvideo.h.
#define MV_DIRECT 4 |
bidirectional mode where the difference equals the MV of the last P/S/I-Frame (MPEG-4)
Definition at line 260 of file mpegvideo.h.
#define MV_TYPE_16X16 0 |
1 vector for the whole mb
Definition at line 262 of file mpegvideo.h.
#define MV_TYPE_8X8 1 |
4 vectors (H.263, MPEG-4 4MV)
Definition at line 263 of file mpegvideo.h.
#define MV_TYPE_16X8 2 |
2 vectors, one per 16x8 block
Definition at line 264 of file mpegvideo.h.
#define MV_TYPE_FIELD 3 |
2 vectors, one per field
Definition at line 265 of file mpegvideo.h.
#define MV_TYPE_DMV 4 |
2 vectors, special mpeg2 Dual Prime Vectors
Definition at line 266 of file mpegvideo.h.
#define CHROMA_420 1 |
Definition at line 450 of file mpegvideo.h.
#define CHROMA_422 2 |
Definition at line 451 of file mpegvideo.h.
#define CHROMA_444 3 |
Definition at line 452 of file mpegvideo.h.
#define SLICE_OK 0 |
Definition at line 472 of file mpegvideo.h.
#define SLICE_ERROR -1 |
Definition at line 473 of file mpegvideo.h.
#define SLICE_END -2 |
end marker found
Definition at line 474 of file mpegvideo.h.
#define SLICE_NOEND -3 |
no end marker or error found but mb count exceeded
Definition at line 475 of file mpegvideo.h.
void ff_mpv_common_defaults | ( | MpegEncContext * | s | ) |
Set the given MpegEncContext to common defaults (same for encoding and decoding).
The changed fields will not depend upon the prior state of the MpegEncContext.
Definition at line 521 of file mpegvideo.c.
Referenced by ff_mpv_decode_init(), and mpv_encode_defaults().
int ff_mpv_common_init | ( | MpegEncContext * | s | ) |
init common structure for both encoder and decoder.
this assumes that some variables like width/height are already set
Definition at line 682 of file mpegvideo.c.
Referenced by ff_h263_decode_frame(), ff_h263_decode_init(), ff_mpeg_update_thread_context(), ff_mpv_encode_init(), ff_rv34_decode_init(), ff_vc1_decode_init(), h261_decode_frame(), mpeg_decode_postinit(), rv10_decode_init(), rv20_decode_picture_header(), svq1_encode_init(), and vcr2_init_sequence().
void ff_mpv_common_init_arm | ( | MpegEncContext * | s | ) |
Definition at line 44 of file mpegvideo_arm.c.
Referenced by dct_init().
void ff_mpv_common_init_axp | ( | MpegEncContext * | s | ) |
Definition at line 106 of file mpegvideo_alpha.c.
Referenced by dct_init().
void ff_mpv_common_init_neon | ( | MpegEncContext * | s | ) |
Definition at line 127 of file mpegvideo.c.
Referenced by dct_init().
void ff_mpv_common_init_ppc | ( | MpegEncContext * | s | ) |
Definition at line 119 of file mpegvideo_altivec.c.
Referenced by dct_init().
void ff_mpv_common_init_x86 | ( | MpegEncContext * | s | ) |
Definition at line 454 of file mpegvideo.c.
Referenced by dct_init().
void ff_mpv_common_init_mips | ( | MpegEncContext * | s | ) |
Definition at line 26 of file mpegvideo_init_mips.c.
Referenced by dct_init().
int ff_mpv_init_duplicate_contexts | ( | MpegEncContext * | s | ) |
Initialize an MpegEncContext's thread contexts.
Presumes that slice_context_count is already set and that all the fields that are freed/reset in free_duplicate_context() are NULL.
Definition at line 410 of file mpegvideo.c.
Referenced by ff_mpv_common_frame_size_change(), and ff_mpv_common_init().
int ff_mpv_init_context_frame | ( | MpegEncContext * | s | ) |
Initialize and allocates MpegEncContext fields dependent on the resolution.
Definition at line 539 of file mpegvideo.c.
Referenced by ff_mpv_common_frame_size_change(), and ff_mpv_common_init().
void ff_mpv_free_context_frame | ( | MpegEncContext * | s | ) |
Frees and resets MpegEncContext fields depending on the resolution as well as the slice thread contexts.
Is used during resolution changes to avoid a full reinitialization of the codec.
Definition at line 760 of file mpegvideo.c.
Referenced by ff_mpv_common_end(), and ff_mpv_common_frame_size_change().
void ff_mpv_common_end | ( | MpegEncContext * | s | ) |
Definition at line 784 of file mpegvideo.c.
Referenced by ff_h263_decode_end(), ff_mpv_common_init(), ff_mpv_encode_end(), ff_rv34_decode_end(), ff_rv34_decode_init(), ff_vc1_decode_end(), h261_decode_end(), h261_decode_frame(), ipu_decode_end(), mpeg_decode_end(), mpeg_decode_postinit(), rv10_decode_end(), rv20_decode_picture_header(), svq1_encode_end(), and vcr2_init_sequence().
void ff_clean_intra_table_entries | ( | MpegEncContext * | s | ) |
Clean dc, ac, coded_block for the current non-intra MB.
Definition at line 818 of file mpegvideo.c.
Referenced by encode_thread(), mpeg4_decode_partition_a(), and mpv_reconstruct_mb_internal().
int ff_update_duplicate_context | ( | MpegEncContext * | dst, |
const MpegEncContext * | src | ||
) |
Definition at line 490 of file mpegvideo.c.
Referenced by decode_chunks(), and encode_picture().
void ff_set_qscale | ( | MpegEncContext * | s, |
int | qscale | ||
) |
set qscale and update qscale dependent variables.
Definition at line 881 of file mpegvideo.c.
Referenced by decode_slice(), encode_mb_internal(), encode_thread(), ff_h261_encode_mb(), h261_decode_gob(), h261_decode_mb(), h263_decode_dquant(), mpeg4_decode_mb(), mpeg4_decode_partition_a(), mpeg4_decode_partition_b(), mpeg4_decode_partitioned_mb(), and rv10_decode_packet().
void ff_mpv_idct_init | ( | MpegEncContext * | s | ) |
Definition at line 342 of file mpegvideo.c.
Referenced by dnxhd_encode_init(), ff_h263_decode_frame(), ff_h263_decode_init(), ff_mpeg4_workaround_bugs(), ff_mpeg_update_thread_context(), ff_mpv_encode_init(), ff_rv34_decode_init(), ff_vc1_decode_init(), h261_decode_init(), ipu_decode_init(), mpeg_decode_init(), mpeg_decode_postinit(), rv10_decode_init(), and vcr2_init_sequence().
void ff_init_scantable | ( | const uint8_t * | permutation, |
ScanTable * | st, | ||
const uint8_t * | src_scantable | ||
) |
Definition at line 321 of file mpegvideo.c.
Referenced by decode_studio_vop_header(), decode_vop_header(), ff_mpv_idct_init(), ff_msmpeg4_common_init(), ff_vc1_decode_init(), ff_wmv2_common_init(), ipu_decode_frame(), and mpeg_decode_picture_coding_extension().
void ff_init_block_index | ( | MpegEncContext * | s | ) |
Definition at line 848 of file mpegvideo.c.
Referenced by decode_slice(), encode_thread(), estimate_motion_thread(), ff_h261_reorder_mb_index(), h261_init_dest(), init_block_index(), mpeg4_decode_partition_a(), mpeg4_decode_partition_b(), mpeg_decode_slice(), mpeg_er_decode_mb(), rv10_decode_packet(), and rv34_decode_slice().
void ff_mpv_motion | ( | MpegEncContext * | s, |
uint8_t * | dest_y, | ||
uint8_t * | dest_cb, | ||
uint8_t * | dest_cr, | ||
int | dir, | ||
uint8_t *const * | ref_picture, | ||
op_pixels_func(*) | pix_op[4], | ||
qpel_mc_func(*) | qpix_op[16] | ||
) |
Definition at line 815 of file mpegvideo_motion.c.
Referenced by encode_mb_internal(), and mpv_reconstruct_mb_internal().
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inlinestatic |
Definition at line 595 of file mpegvideo.h.
Referenced by decode_slice(), encode_thread(), ff_h261_reorder_mb_index(), mpeg4_decode_partition_a(), mpeg4_decode_partition_b(), mpeg_er_decode_mb(), rv10_decode_packet(), rv34_decode_slice(), and update_block_index().