Libav
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mpegvideo header. More...
#include <float.h>
#include "avcodec.h"
#include "blockdsp.h"
#include "error_resilience.h"
#include "fdctdsp.h"
#include "get_bits.h"
#include "h263dsp.h"
#include "hpeldsp.h"
#include "idctdsp.h"
#include "internal.h"
#include "me_cmp.h"
#include "motion_est.h"
#include "mpegpicture.h"
#include "mpegvideodsp.h"
#include "mpegvideoencdsp.h"
#include "pixblockdsp.h"
#include "put_bits.h"
#include "ratecontrol.h"
#include "parser.h"
#include "mpegutils.h"
#include "mpeg12data.h"
#include "qpeldsp.h"
#include "thread.h"
#include "videodsp.h"
#include "libavutil/opt.h"
Go to the source code of this file.
Data Structures | |
struct | MpegEncContext |
MpegEncContext. More... | |
Macros | |
#define | MAX_THREADS 16 |
#define | MAX_B_FRAMES 16 |
#define | SEQ_END_CODE 0x000001b7 |
#define | SEQ_START_CODE 0x000001b3 |
#define | GOP_START_CODE 0x000001b8 |
#define | PICTURE_START_CODE 0x00000100 |
#define | SLICE_MIN_START_CODE 0x00000101 |
#define | SLICE_MAX_START_CODE 0x000001af |
#define | EXT_START_CODE 0x000001b5 |
#define | USER_START_CODE 0x000001b2 |
#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 | UNI_AC_ENC_INDEX(run, level) ((run)*128 + (level)) |
#define | CHROMA_420 1 |
#define | CHROMA_422 2 |
#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... | |
#define | FF_MPV_FLAG_SKIP_RD 0x0001 |
#define | FF_MPV_FLAG_STRICT_GOP 0x0002 |
#define | FF_MPV_FLAG_QP_RD 0x0004 |
#define | FF_MPV_FLAG_CBP_RD 0x0008 |
#define | FF_MPV_FLAG_NAQ 0x0010 |
#define | FF_MPV_FLAG_MV0 0x0020 |
#define | FF_MPV_OPT_CMP_FUNC |
#define | FF_MPV_OFFSET(x) offsetof(MpegEncContext, x) |
#define | FF_MPV_OPT_FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM) |
#define | FF_MPV_COMMON_OPTS |
Variables | |
const AVOption | ff_mpv_generic_options [] |
mpegvideo header.
Definition in file mpegvideo.h.
#define MAX_THREADS 16 |
Definition at line 59 of file mpegvideo.h.
Referenced by dnxhd_encode_init(), ff_mpv_common_init(), free_buffers(), update_dimensions(), and vp78_decode_frame().
#define MAX_B_FRAMES 16 |
Definition at line 61 of file mpegvideo.h.
Referenced by ff_mpv_encode_init().
#define SEQ_END_CODE 0x000001b7 |
Definition at line 64 of file mpegvideo.h.
Referenced by ff_mpeg1_find_frame_end(), and mpeg_decode_frame().
#define SEQ_START_CODE 0x000001b3 |
Definition at line 65 of file mpegvideo.h.
Referenced by decode_chunks(), ff_mpeg1_find_frame_end(), mpeg1_encode_sequence_header(), and mpegvideo_extract_headers().
#define GOP_START_CODE 0x000001b8 |
Definition at line 66 of file mpegvideo.h.
Referenced by decode_chunks(), and mpeg1_encode_sequence_header().
#define PICTURE_START_CODE 0x00000100 |
Definition at line 67 of file mpegvideo.h.
Referenced by decode_chunks(), ff_mpeg1_encode_picture_header(), ff_mpeg1_find_frame_end(), and mpegvideo_extract_headers().
#define SLICE_MIN_START_CODE 0x00000101 |
Definition at line 68 of file mpegvideo.h.
Referenced by decode_chunks(), ff_mpeg1_encode_slice_header(), ff_mpeg1_find_frame_end(), mpegvideo_extract_headers(), and slice_decode_thread().
#define SLICE_MAX_START_CODE 0x000001af |
Definition at line 69 of file mpegvideo.h.
#define EXT_START_CODE 0x000001b5 |
Definition at line 70 of file mpegvideo.h.
#define USER_START_CODE 0x000001b2 |
Definition at line 71 of file mpegvideo.h.
#define MV_DIR_FORWARD 1 |
Definition at line 256 of file mpegvideo.h.
Referenced by decode_slice(), encode_mb_internal(), encode_thread(), ff_er_frame_end(), ff_h263_decode_mb(), ff_mpeg4_encode_mb(), ff_wmv2_decode_mb(), guess_mv(), h261_decode_mb(), h261_decode_mb_skipped(), mpeg1_encode_mb_internal(), mpeg4_decode_mb(), mpeg4_decode_partitioned_mb(), mpeg_decode_mb(), mpeg_decode_slice(), mpv_decode_mb_internal(), msmpeg4v12_decode_mb(), msmpeg4v34_decode_mb(), and rv10_decode_packet().
#define MV_DIR_BACKWARD 2 |
Definition at line 257 of file mpegvideo.h.
Referenced by encode_mb_internal(), encode_thread(), ff_er_frame_end(), ff_h263_decode_mb(), ff_mpeg4_encode_mb(), guess_mv(), mpeg1_encode_mb_internal(), mpeg4_decode_mb(), and mpv_decode_mb_internal().
#define MV_DIRECT 4 |
bidirectional mode where the difference equals the MV of the last P/S/I-Frame (MPEG-4)
Definition at line 258 of file mpegvideo.h.
Referenced by encode_mb_internal(), encode_thread(), ff_h263_decode_mb(), ff_mpeg4_encode_mb(), and mpeg4_decode_mb().
#define MV_TYPE_16X16 0 |
1 vector for the whole mb
Definition at line 260 of file mpegvideo.h.
Referenced by decode_slice(), direct_search(), encode_thread(), ff_er_frame_end(), ff_h263_decode_mb(), ff_h263_encode_mb(), ff_h263_update_motion_val(), ff_mpeg4_encode_mb(), ff_mpeg4_set_direct_mv(), ff_wmv2_decode_mb(), get_p_cbp(), guess_mv(), h261_decode_mb(), h261_decode_mb_skipped(), lowest_referenced_row(), mpeg1_encode_mb_internal(), mpeg4_decode_mb(), mpeg4_decode_partitioned_mb(), mpeg_decode_mb(), mpeg_decode_slice(), mpv_motion_internal(), msmpeg4v12_decode_mb(), msmpeg4v34_decode_mb(), and rv10_decode_packet().
#define MV_TYPE_8X8 1 |
4 vectors (H.263, MPEG-4 4MV)
Definition at line 261 of file mpegvideo.h.
Referenced by cmp_direct_inline(), direct_search(), encode_mb_internal(), encode_thread(), ff_er_frame_end(), ff_h263_decode_mb(), ff_h263_update_motion_val(), ff_mpeg4_encode_mb(), ff_mpeg4_set_direct_mv(), lowest_referenced_row(), mpeg4_decode_mb(), mpeg4_decode_partitioned_mb(), and mpv_motion_internal().
#define MV_TYPE_16X8 2 |
2 vectors, one per 16x8 block
Definition at line 262 of file mpegvideo.h.
Referenced by lowest_referenced_row(), mpeg_decode_mb(), and mpv_motion_internal().
#define MV_TYPE_FIELD 3 |
2 vectors, one per field
Definition at line 263 of file mpegvideo.h.
Referenced by encode_thread(), ff_mpeg4_encode_mb(), ff_mpeg4_set_direct_mv(), mpeg1_encode_mb_internal(), mpeg4_decode_mb(), mpeg_decode_mb(), mpeg_decode_slice(), and mpv_motion_internal().
#define MV_TYPE_DMV 4 |
2 vectors, special mpeg2 Dual Prime Vectors
Definition at line 264 of file mpegvideo.h.
Referenced by mpeg_decode_mb(), and mpv_motion_internal().
Definition at line 309 of file mpegvideo.h.
Referenced by bit8x8_c(), dct_quantize_refine(), dct_quantize_trellis_c(), get_block_rate(), init_uni_ac_vlc(), and rd8x8_c().
#define CHROMA_420 1 |
Definition at line 457 of file mpegvideo.h.
Referenced by decode_vol_header(), encode_init(), encode_mb(), ff_mjpeg_encode_mb(), ff_mpeg1_encode_mb(), ff_mpeg1_encode_picture_header(), ff_mpv_encode_init(), and vaapi_mpeg4_start_frame().
#define CHROMA_422 2 |
Definition at line 458 of file mpegvideo.h.
Referenced by encode_mb_internal(), and ff_mpv_encode_init().
#define SLICE_OK 0 |
Definition at line 479 of file mpegvideo.h.
Referenced by ff_h263_decode_mb(), h261_decode_mb(), mpeg4_decode_mb(), mpeg4_decode_partitioned_mb(), and rv10_decode_packet().
#define SLICE_ERROR -1 |
Definition at line 480 of file mpegvideo.h.
Referenced by h261_decode_mb(), and rv10_decode_packet().
#define SLICE_END -2 |
end marker found
Definition at line 481 of file mpegvideo.h.
Referenced by decode_slice(), ff_h263_decode_mb(), h261_decode_gob(), h261_decode_mb(), mpeg4_decode_mb(), mpeg4_decode_partitioned_mb(), and rv10_decode_packet().
#define SLICE_NOEND -3 |
no end marker or error found but mb count exceeded
Definition at line 482 of file mpegvideo.h.
Referenced by decode_slice(), and mpeg4_decode_partitioned_mb().
#define FF_MPV_FLAG_SKIP_RD 0x0001 |
Definition at line 548 of file mpegvideo.h.
Referenced by encode_thread().
#define FF_MPV_FLAG_STRICT_GOP 0x0002 |
Definition at line 549 of file mpegvideo.h.
Referenced by select_input_picture().
#define FF_MPV_FLAG_QP_RD 0x0004 |
Definition at line 550 of file mpegvideo.h.
Referenced by encode_mb_internal(), encode_thread(), and ff_mpv_encode_init().
#define FF_MPV_FLAG_CBP_RD 0x0008 |
Definition at line 551 of file mpegvideo.h.
Referenced by encode_mb_internal(), ff_mpv_encode_init(), get_b_cbp(), and get_p_cbp().
#define FF_MPV_FLAG_NAQ 0x0010 |
Definition at line 552 of file mpegvideo.h.
Referenced by adaptive_quantization(), and ff_mpv_encode_init().
#define FF_MPV_FLAG_MV0 0x0020 |
Definition at line 553 of file mpegvideo.h.
Referenced by epzs_motion_search_internal(), ff_estimate_b_frame_motion(), ff_estimate_p_frame_motion(), and ff_mpv_encode_init().
#define FF_MPV_OPT_CMP_FUNC |
Definition at line 555 of file mpegvideo.h.
#define FF_MPV_OFFSET | ( | x | ) | offsetof(MpegEncContext, x) |
Definition at line 571 of file mpegvideo.h.
#define FF_MPV_OPT_FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM) |
Definition at line 572 of file mpegvideo.h.
#define FF_MPV_COMMON_OPTS |
Definition at line 573 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 592 of file mpegvideo.c.
Referenced by ff_mpv_decode_defaults(), 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 763 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_rv34_decode_init_thread_copy(), 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 43 of file mpegvideo_arm.c.
Referenced by dct_init().
void ff_mpv_common_init_neon | ( | MpegEncContext * | s | ) |
Definition at line 126 of file mpegvideo.c.
Referenced by dct_init().
void ff_mpv_common_init_ppc | ( | MpegEncContext * | s | ) |
Definition at line 118 of file mpegvideo_altivec.c.
Referenced by dct_init().
void ff_mpv_common_init_x86 | ( | MpegEncContext * | s | ) |
Definition at line 447 of file mpegvideo.c.
Referenced by dct_init().
int ff_mpv_common_frame_size_change | ( | MpegEncContext * | s | ) |
Definition at line 926 of file mpegvideo.c.
Referenced by ff_h263_decode_frame(), ff_mpeg_update_thread_context(), ff_rv34_decode_frame(), and ff_rv34_decode_update_thread_context().
void ff_mpv_common_end | ( | MpegEncContext * | s | ) |
Definition at line 998 of file mpegvideo.c.
Referenced by ff_h263_decode_end(), ff_mpv_common_frame_size_change(), ff_mpv_common_init(), ff_mpv_encode_end(), ff_rv34_decode_end(), ff_rv34_decode_init(), ff_rv34_decode_init_thread_copy(), ff_vc1_decode_end(), h261_decode_end(), h261_decode_frame(), mpeg_decode_end(), mpeg_decode_postinit(), rv10_decode_end(), rv20_decode_picture_header(), svq1_encode_end(), vc1_decode_frame(), and vcr2_init_sequence().
void ff_mpv_decode_defaults | ( | MpegEncContext * | s | ) |
Set the given MpegEncContext to defaults for decoding.
the changed fields will not depend upon the prior state of the MpegEncContext.
Definition at line 615 of file mpegvideo.c.
Referenced by ff_h263_decode_init(), ff_rv34_decode_init(), h261_decode_init(), mpeg_decode_init(), and rv10_decode_init().
void ff_mpv_decode_mb | ( | MpegEncContext * | s, |
int16_t | block[12][64] | ||
) |
Definition at line 1727 of file mpegvideo.c.
Referenced by decode_slice(), encode_mb_hq(), encode_thread(), h261_decode_mb(), h261_decode_mb_skipped(), mpeg_decode_slice(), mpeg_er_decode_mb(), and rv10_decode_packet().
void ff_mpv_report_decode_progress | ( | MpegEncContext * | s | ) |
Definition at line 1820 of file mpegvideo.c.
Referenced by decode_slice(), and mpeg_decode_slice().
int ff_mpv_frame_start | ( | MpegEncContext * | s, |
AVCodecContext * | avctx | ||
) |
generic function called after decoding the header and before a frame is decoded.
Definition at line 1052 of file mpegvideo.c.
Referenced by decode_wmv9(), ff_h263_decode_frame(), ff_rv34_decode_frame(), h261_decode_frame(), mpeg_field_start(), rv10_decode_packet(), and vc1_decode_frame().
void ff_mpv_frame_end | ( | MpegEncContext * | s | ) |
Definition at line 1263 of file mpegvideo.c.
Referenced by decode_wmv9(), ff_h263_decode_frame(), ff_rv34_decode_frame(), finish_frame(), h261_decode_frame(), rv10_decode_frame(), rv10_decode_packet(), slice_end(), and vc1_decode_frame().
int ff_mpv_encode_init | ( | AVCodecContext * | avctx | ) |
Definition at line 242 of file mpegvideo_enc.c.
Referenced by encode_init(), and wmv2_encode_init().
void ff_mpv_encode_init_x86 | ( | MpegEncContext * | s | ) |
Definition at line 196 of file mpegvideoenc.c.
Referenced by ff_mpv_encode_init().
int ff_mpv_encode_end | ( | AVCodecContext * | avctx | ) |
Definition at line 984 of file mpegvideo_enc.c.
Referenced by ff_mpv_encode_init(), and mpeg12_class().
int ff_mpv_encode_picture | ( | AVCodecContext * | avctx, |
AVPacket * | pkt, | ||
const AVFrame * | frame, | ||
int * | got_packet | ||
) |
Definition at line 1720 of file mpegvideo_enc.c.
Referenced by mpeg12_class().
void ff_clean_intra_table_entries | ( | MpegEncContext * | s | ) |
Clean dc, ac, coded_block for the current non-intra MB.
Definition at line 1449 of file mpegvideo.c.
Referenced by encode_thread(), mpeg4_decode_partition_a(), and mpv_decode_mb_internal().
void ff_mpeg_draw_horiz_band | ( | MpegEncContext * | s, |
int | y, | ||
int | h | ||
) |
Definition at line 1737 of file mpegvideo.c.
Referenced by decode_slice(), dxva2_mpeg2_end_frame(), dxva2_vc1_end_frame(), ff_vaapi_common_end_frame(), ff_vdpau_common_end_frame(), mpeg_decode_slice(), vc1_decode_b_blocks(), vc1_decode_i_blocks(), vc1_decode_i_blocks_adv(), vc1_decode_p_blocks(), and vc1_decode_skip_blocks().
void ff_mpeg_flush | ( | AVCodecContext * | avctx | ) |
Definition at line 1776 of file mpegvideo.c.
Referenced by decode_wmv9(), and flush().
void ff_print_debug_info | ( | MpegEncContext * | s, |
Picture * | p | ||
) |
Print debugging info for the given picture.
Definition at line 1284 of file mpegvideo.c.
Referenced by ff_h263_decode_frame(), finish_frame(), h261_decode_frame(), rv10_decode_frame(), slice_end(), and vc1_decode_frame().
void ff_write_quant_matrix | ( | PutBitContext * | pb, |
uint16_t * | matrix | ||
) |
Definition at line 174 of file mpegvideo_enc.c.
Referenced by mpeg1_encode_sequence_header(), and mpeg4_encode_vol_header().
int ff_update_duplicate_context | ( | MpegEncContext * | dst, |
MpegEncContext * | src | ||
) |
Definition at line 425 of file mpegvideo.c.
Referenced by decode_chunks(), and encode_picture().
int ff_mpeg_update_thread_context | ( | AVCodecContext * | dst, |
const AVCodecContext * | src | ||
) |
Definition at line 456 of file mpegvideo.c.
Referenced by ff_rv34_decode_update_thread_context(), mpeg4_update_thread_context(), and mpeg_decode_update_thread_context().
void ff_set_qscale | ( | MpegEncContext * | s, |
int | qscale | ||
) |
set qscale and update qscale dependent variables.
Definition at line 1806 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 300 of file mpegvideo.c.
Referenced by dnxhd_encode_init(), ff_h263_decode_frame(), ff_h263_decode_init(), ff_mpeg_update_thread_context(), ff_mpv_encode_init(), ff_rv34_decode_init(), ff_rv34_decode_init_thread_copy(), h261_decode_frame(), mpeg_decode_init(), mpeg_decode_postinit(), rv10_decode_init(), and vcr2_init_sequence().
void ff_convert_matrix | ( | MpegEncContext * | s, |
int(*) | qmat[64], | ||
uint16_t(*) | qmat16[2][64], | ||
const uint16_t * | quant_matrix, | ||
int | bias, | ||
int | qmin, | ||
int | qmax, | ||
int | intra | ||
) |
Definition at line 85 of file mpegvideo_enc.c.
Referenced by dnxhd_init_qmat(), encode_picture(), and ff_mpv_encode_init().
int ff_dct_quantize_c | ( | MpegEncContext * | s, |
int16_t * | block, | ||
int | n, | ||
int | qscale, | ||
int * | overflow | ||
) |
Definition at line 4442 of file mpegvideo_enc.c.
Referenced by dnxhd_encode_init(), encode_mb_internal(), and ff_mpv_encode_init().
void ff_init_block_index | ( | MpegEncContext * | s | ) |
Definition at line 1744 of file mpegvideo.c.
Referenced by decode_slice(), encode_thread(), estimate_motion_thread(), ff_h261_reorder_mb_index(), h261_decode_mb(), h261_decode_mb_skipped(), init_block_index(), mpeg4_decode_partition_a(), mpeg4_decode_partition_b(), mpeg_decode_slice(), mpeg_er_decode_mb(), rv10_decode_packet(), rv34_decode_slice(), and svq1_encode_plane().
void ff_mpv_motion | ( | MpegEncContext * | s, |
uint8_t * | dest_y, | ||
uint8_t * | dest_cb, | ||
uint8_t * | dest_cr, | ||
int | dir, | ||
uint8_t ** | ref_picture, | ||
op_pixels_func(*) | pix_op[4], | ||
qpel_mc_func(*) | qpix_op[16] | ||
) |
Definition at line 953 of file mpegvideo_motion.c.
Referenced by encode_mb_internal(), and mpv_decode_mb_internal().
|
inlinestatic |
Definition at line 680 of file mpegvideo.h.
Referenced by decode_slice(), encode_thread(), ff_h261_reorder_mb_index(), ff_vc1_apply_p_loop_filter(), h261_decode_mb(), h261_decode_mb_skipped(), mpeg4_decode_partition_a(), mpeg4_decode_partition_b(), mpeg_er_decode_mb(), rv10_decode_packet(), rv34_decode_slice(), svq1_encode_plane(), vc1_decode_b_blocks(), vc1_decode_i_blocks(), vc1_decode_i_blocks_adv(), vc1_decode_p_blocks(), and vc1_decode_skip_blocks().
|
inlinestatic |
Definition at line 694 of file mpegvideo.h.
Referenced by ff_h263_encode_mb(), ff_mjpeg_encode_mb(), ff_mpeg4_encode_mb(), ff_msmpeg4_encode_mb(), mpeg1_encode_mb_internal(), and write_slice_end().
const AVOption ff_mpv_generic_options[] |
Definition at line 80 of file mpegvideo_enc.c.