FFmpeg: libavcodec/mpegutils.h File Reference

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Macros | Functions

mpegutils.h File Reference

#include <stdint.h>
#include "libavutil/frame.h"
#include "avcodec.h"
#include "version.h"

Go to the source code of this file.

Macros

#define PICT_TOP_FIELD 1

#define PICT_BOTTOM_FIELD 2

#define PICT_FRAME 3

#define DELAYED_PIC_REF 4

Value of Picture.reference when Picture is not a reference picture, but is held for delayed output.

#define MB_TYPE_INTRA MB_TYPE_INTRA4x4

#define IS_INTRA4x4(a) ((a) & MB_TYPE_INTRA4x4)

#define IS_INTRA16x16(a) ((a) & MB_TYPE_INTRA16x16)

#define IS_PCM(a) ((a) & MB_TYPE_INTRA_PCM)

#define IS_INTRA(a) ((a) & 7)

#define IS_INTER(a)

#define IS_SKIP(a) ((a) & MB_TYPE_SKIP)

#define IS_INTRA_PCM(a) ((a) & MB_TYPE_INTRA_PCM)

#define IS_INTERLACED(a) ((a) & MB_TYPE_INTERLACED)

#define IS_DIRECT(a) ((a) & MB_TYPE_DIRECT2)

#define IS_GMC(a) ((a) & MB_TYPE_GMC)

#define IS_16X16(a) ((a) & MB_TYPE_16x16)

#define IS_16X8(a) ((a) & MB_TYPE_16x8)

#define IS_8X16(a) ((a) & MB_TYPE_8x16)

#define IS_8X8(a) ((a) & MB_TYPE_8x8)

#define IS_SUB_8X8(a) ((a) & MB_TYPE_16x16)

#define IS_SUB_8X4(a) ((a) & MB_TYPE_16x8)

#define IS_SUB_4X8(a) ((a) & MB_TYPE_8x16)

#define IS_SUB_4X4(a) ((a) & MB_TYPE_8x8)

#define IS_ACPRED(a) ((a) & MB_TYPE_ACPRED)

#define IS_QUANT(a) ((a) & MB_TYPE_QUANT)

#define IS_DIR(a, part, list) ((a) & (MB_TYPE_P0L0 << ((part) + 2 * (list))))

#define USES_LIST(a, list) ((a) & ((MB_TYPE_P0L0 | MB_TYPE_P1L0) << (2 * (list))))

#define HAS_CBP(a) ((a) & MB_TYPE_CBP)

#define CANDIDATE_MB_TYPE_INTRA (1 << 0)

#define CANDIDATE_MB_TYPE_INTER (1 << 1)

#define CANDIDATE_MB_TYPE_INTER4V (1 << 2)

#define CANDIDATE_MB_TYPE_SKIPPED (1 << 3)

#define CANDIDATE_MB_TYPE_DIRECT (1 << 4)

#define CANDIDATE_MB_TYPE_FORWARD (1 << 5)

#define CANDIDATE_MB_TYPE_BACKWARD (1 << 6)

#define CANDIDATE_MB_TYPE_BIDIR (1 << 7)

#define CANDIDATE_MB_TYPE_INTER_I (1 << 8)

#define CANDIDATE_MB_TYPE_FORWARD_I (1 << 9)

#define CANDIDATE_MB_TYPE_BACKWARD_I (1 << 10)

#define CANDIDATE_MB_TYPE_BIDIR_I (1 << 11)

#define CANDIDATE_MB_TYPE_DIRECT0 (1 << 12)

Functions

void ff_draw_horiz_band (AVCodecContext *avctx, AVFrame *cur, AVFrame *last, int y, int h, int picture_structure, int first_field, int low_delay)

Draw a horizontal band if supported.

Macro Definition Documentation

#define PICT_TOP_FIELD 1

Definition at line 33 of file mpegutils.h.

Referenced by copy_frame(), ff_h264_decode_slice_header(), ff_h264_fill_mbaff_ref_list(), ff_init_poc(), ff_MPV_frame_start(), ff_vdpau_h264_set_reference_frames(), fill_picture_parameters(), fill_vaapi_pic(), mpeg_decode_mb(), parse_nal_units(), vc1_decode_frame(), vdpau_h264_set_reference_frames(), and vdpau_h264_set_rf().

#define PICT_BOTTOM_FIELD 2

Definition at line 34 of file mpegutils.h.

Referenced by copy_frame(), decode_chunks(), decode_finish_row(), decode_nal_units(), ff_h264_decode_slice_header(), ff_h264_direct_dist_scale_factor(), ff_h264_field_end(), ff_h264_fill_default_ref_list(), ff_h264_fill_mbaff_ref_list(), ff_init_block_index(), ff_init_poc(), ff_MPV_frame_start(), ff_vdpau_h264_set_reference_frames(), fill_picture_parameters(), fill_slice_long(), frame_start(), mpeg_field_start(), parse_nal_units(), pic_as_field(), slice_decode_thread(), vc1_decode_frame(), vdpau_h264_set_reference_frames(), vdpau_h264_set_rf(), and vdpau_h264_start_frame().

#define PICT_FRAME 3

Definition at line 35 of file mpegutils.h.

Referenced by commit_bitstream_and_slice_buffer(), copy_frame(), decode_chunks(), decode_slice(), ff_draw_horiz_band(), ff_h264_decode_init(), ff_h264_decode_slice_header(), ff_h264_direct_dist_scale_factor(), ff_h264_direct_ref_list_init(), ff_h264_draw_horiz_band(), ff_h264_execute_ref_pic_marking(), ff_init_block_index(), ff_init_poc(), ff_mpeg1_encode_picture_header(), ff_MPV_common_defaults(), ff_MPV_frame_start(), ff_MPV_lowest_referenced_row(), ff_set_ref_count(), ff_xvmc_decode_mb(), fill_colmap(), fill_picture_parameters(), fill_slice(), fill_vaapi_pic(), filter_mb_dir(), frame_start(), h264_frame_start(), implicit_weight_table(), mpeg1_decode_sequence(), mpeg2_get_is_frame_start(), mpeg_decode_mb(), mpeg_decode_picture_display_extension(), mpeg_decode_slice(), mpeg_field_start(), MPV_motion_internal(), MPV_motion_lowres(), parse_nal_units(), pic_num_extract(), slice_decode_thread(), split_field_copy(), svq1_encode_init(), svq3_decode_init(), vaapi_h264_start_frame(), vaapi_mpeg2_decode_slice(), vc1_decode_frame(), vcr2_init_sequence(), and vdpau_h264_start_frame().

#define DELAYED_PIC_REF 4

Value of Picture.reference when Picture is not a reference picture, but is held for delayed output.

Definition at line 41 of file mpegutils.h.

#define MB_TYPE_INTRA MB_TYPE_INTRA4x4

Definition at line 69 of file mpegutils.h.

Referenced by ff_h263_decode_mb(), ff_h263_update_motion_val(), h261_decode_mb(), mpeg4_decode_mb(), mpeg4_decode_partition_a(), mpeg_decode_mb(), msmpeg4v12_decode_mb(), msmpeg4v34_decode_mb(), preview_obmc(), rv34_decode_intra_mb_header(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_i_blocks(), vc1_decode_i_blocks_adv(), vc1_decode_p_mb(), vc1_decode_p_mb_intfi(), vc1_decode_p_mb_intfr(), and vc1_pred_b_mv_intfi().

#define IS_INTRA4x4 ( a ) ((a) & MB_TYPE_INTRA4x4)

Definition at line 71 of file mpegutils.h.

Referenced by ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_print_debug_info2(), fill_decode_caches(), h261_decode_mb(), hl_decode_mb_idct_luma(), hl_decode_mb_predict_luma(), and svq3_decode_mb().

#define IS_INTRA16x16 ( a ) ((a) & MB_TYPE_INTRA16x16)

Definition at line 72 of file mpegutils.h.

Referenced by decode_cabac_luma_residual(), decode_luma_residual(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_print_debug_info2(), hl_decode_mb_idct_luma(), rv34_decode_inter_mb_header(), and svq3_decode_mb().

#define IS_PCM ( a ) ((a) & MB_TYPE_INTRA_PCM)

Definition at line 73 of file mpegutils.h.

Referenced by ff_print_debug_info2().

#define IS_INTRA ( a ) ((a) & 7)

Definition at line 74 of file mpegutils.h.

#define IS_INTER ( a )

Value:

((a) & (MB_TYPE_16x16 | MB_TYPE_16x8 | \

MB_TYPE_8x16 | MB_TYPE_8x8))

Definition at line 75 of file mpegutils.h.

Referenced by ff_er_frame_end(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), fill_decode_caches(), fill_filter_caches_inter(), guess_dc(), hl_motion(), and svq3_decode_mb().

#define IS_SKIP ( a ) ((a) & MB_TYPE_SKIP)

Definition at line 77 of file mpegutils.h.

Referenced by decode_cabac_mb_skip(), ff_h263_loop_filter(), ff_print_debug_info2(), ff_wmv2_decode_mb(), fill_decode_caches(), mpeg4_decode_mb(), mpeg4_decode_partition_b(), mpeg4_decode_partitioned_mb(), rv34_decode_mv(), svq3_decode_mb(), and write_back_motion_list().

#define IS_INTRA_PCM ( a ) ((a) & MB_TYPE_INTRA_PCM)

Definition at line 78 of file mpegutils.h.

Referenced by ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_hl_decode_mb(), hl_decode_mb(), and hl_decode_mb_444().

#define IS_INTERLACED ( a ) ((a) & MB_TYPE_INTERLACED)

Definition at line 79 of file mpegutils.h.

Referenced by decode_cabac_mb_skip(), fetch_diagonal_mv(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_filter_mb(), ff_mpeg4_set_direct_mv(), ff_print_debug_info2(), fill_decode_caches(), fill_decode_neighbors(), fill_filter_caches(), fill_filter_caches_inter(), filter_mb_dir(), loop_filter(), pred_spatial_direct_motion(), pred_temp_direct_motion(), and predict_field_decoding_flag().

#define IS_DIRECT ( a ) ((a) & MB_TYPE_DIRECT2)

Definition at line 80 of file mpegutils.h.

Referenced by ff_h263_decode_mb(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_print_debug_info2(), fill_decode_caches(), fill_filter_caches_inter(), mpeg4_decode_mb(), pred_spatial_direct_motion(), and pred_temp_direct_motion().

#define IS_GMC ( a ) ((a) & MB_TYPE_GMC)

Definition at line 81 of file mpegutils.h.

Referenced by ff_print_debug_info2().

#define IS_16X16 ( a ) ((a) & MB_TYPE_16x16)

Definition at line 82 of file mpegutils.h.

Referenced by await_references(), ff_h261_encode_mb(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_print_debug_info2(), h261_decode_mb(), hl_decode_mb(), hl_decode_mb_444(), hl_motion(), pred_spatial_direct_motion(), and pred_temp_direct_motion().

#define IS_16X8 ( a ) ((a) & MB_TYPE_16x8)

Definition at line 83 of file mpegutils.h.

Referenced by await_references(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_print_debug_info2(), hl_motion(), and rv34_decode_mv().

#define IS_8X16 ( a ) ((a) & MB_TYPE_8x16)

Definition at line 84 of file mpegutils.h.

Referenced by await_references(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_print_debug_info2(), hl_motion(), and rv34_decode_mv().

#define IS_8X8 ( a ) ((a) & MB_TYPE_8x8)

Definition at line 85 of file mpegutils.h.

Referenced by await_references(), direct_search(), ff_er_frame_end(), ff_mpeg4_set_direct_mv(), ff_print_debug_info2(), fill_decode_caches(), hl_motion(), mpeg4_decode_partitioned_mb(), pred_spatial_direct_motion(), pred_temp_direct_motion(), rv34_decode_mv(), and write_back_motion().

#define IS_SUB_8X8 ( a ) ((a) & MB_TYPE_16x16)

Definition at line 86 of file mpegutils.h.

Referenced by await_references(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), hl_motion(), pred_spatial_direct_motion(), and pred_temp_direct_motion().

#define IS_SUB_8X4 ( a ) ((a) & MB_TYPE_16x8)

Definition at line 87 of file mpegutils.h.

Referenced by await_references(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), and hl_motion().

#define IS_SUB_4X8 ( a ) ((a) & MB_TYPE_8x16)

Definition at line 88 of file mpegutils.h.

Referenced by await_references(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), and hl_motion().

#define IS_SUB_4X4 ( a ) ((a) & MB_TYPE_8x8)

Definition at line 89 of file mpegutils.h.

Referenced by await_references(), and hl_motion().

#define IS_ACPRED ( a ) ((a) & MB_TYPE_ACPRED)

Definition at line 90 of file mpegutils.h.

Referenced by ff_print_debug_info2(), and mpeg4_decode_partitioned_mb().

#define IS_QUANT ( a ) ((a) & MB_TYPE_QUANT)

Definition at line 91 of file mpegutils.h.

Referenced by ff_h261_encode_mb(), ff_h263_decode_mb(), h261_decode_mb(), and mpeg_decode_mb().

#define IS_DIR ( a,

part,

list

) ((a) & (MB_TYPE_P0L0 << ((part) + 2 * (list))))

Definition at line 92 of file mpegutils.h.

Referenced by await_references(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), and hl_motion().

#define USES_LIST ( a,

list

) ((a) & ((MB_TYPE_P0L0 | MB_TYPE_P1L0) << (2 * (list))))

Definition at line 95 of file mpegutils.h.

Referenced by ff_h263_decode_mb(), ff_print_debug_info2(), fill_decode_caches(), fill_filter_caches_inter(), hl_decode_mb(), hl_decode_mb_444(), mpeg4_decode_mb(), mpeg_decode_mb(), pred_pskip_motion(), and write_back_motion().

#define HAS_CBP ( a ) ((a) & MB_TYPE_CBP)

Definition at line 97 of file mpegutils.h.

Referenced by ff_h261_encode_mb(), ff_h263_decode_mb(), h261_decode_mb(), and mpeg_decode_mb().

#define CANDIDATE_MB_TYPE_INTRA (1 << 0)

Definition at line 100 of file mpegutils.h.

Referenced by adaptive_quantization(), encode_picture(), encode_thread(), ff_estimate_p_frame_motion(), ff_fix_long_mvs(), ff_fix_long_p_mvs(), and svq1_encode_plane().

#define CANDIDATE_MB_TYPE_INTER (1 << 1)

Definition at line 101 of file mpegutils.h.

Referenced by encode_picture(), encode_thread(), ff_clean_h263_qscales(), ff_estimate_p_frame_motion(), and svq1_encode_plane().

#define CANDIDATE_MB_TYPE_INTER4V (1 << 2)

Definition at line 102 of file mpegutils.h.

Referenced by encode_thread(), ff_clean_h263_qscales(), ff_estimate_p_frame_motion(), and ff_fix_long_p_mvs().

#define CANDIDATE_MB_TYPE_SKIPPED (1 << 3)

Definition at line 103 of file mpegutils.h.

Referenced by encode_thread(), and ff_estimate_p_frame_motion().

#define CANDIDATE_MB_TYPE_DIRECT (1 << 4)

Definition at line 105 of file mpegutils.h.

Referenced by encode_thread(), ff_clean_mpeg4_qscales(), and ff_estimate_b_frame_motion().

#define CANDIDATE_MB_TYPE_FORWARD (1 << 5)

Definition at line 106 of file mpegutils.h.

Referenced by encode_picture(), encode_thread(), and ff_estimate_b_frame_motion().

#define CANDIDATE_MB_TYPE_BACKWARD (1 << 6)

Definition at line 107 of file mpegutils.h.

Referenced by encode_picture(), encode_thread(), and ff_estimate_b_frame_motion().

#define CANDIDATE_MB_TYPE_BIDIR (1 << 7)

Definition at line 108 of file mpegutils.h.

Referenced by encode_picture(), encode_thread(), ff_clean_mpeg4_qscales(), and ff_estimate_b_frame_motion().

#define CANDIDATE_MB_TYPE_INTER_I (1 << 8)

Definition at line 110 of file mpegutils.h.

Referenced by encode_picture(), encode_thread(), and ff_estimate_p_frame_motion().

#define CANDIDATE_MB_TYPE_FORWARD_I (1 << 9)

Definition at line 111 of file mpegutils.h.

Referenced by encode_picture(), encode_thread(), and ff_estimate_b_frame_motion().

#define CANDIDATE_MB_TYPE_BACKWARD_I (1 << 10)

Definition at line 112 of file mpegutils.h.

Referenced by encode_picture(), encode_thread(), and ff_estimate_b_frame_motion().

#define CANDIDATE_MB_TYPE_BIDIR_I (1 << 11)

Definition at line 113 of file mpegutils.h.

Referenced by encode_picture(), encode_thread(), and ff_estimate_b_frame_motion().

#define CANDIDATE_MB_TYPE_DIRECT0 (1 << 12)

Definition at line 115 of file mpegutils.h.

Referenced by encode_thread(), and ff_estimate_b_frame_motion().

Function Documentation

void ff_draw_horiz_band ( AVCodecContext * avctx,

AVFrame * cur,

AVFrame * last,

int y,

int h,

int picture_structure,

int first_field,

int low_delay

)

Draw a horizontal band if supported.

Parameters: h is the normal height, this will be reduced automatically if needed

Definition at line 30 of file mpegutils.c.

Referenced by ff_mpeg_draw_horiz_band(), and svq3_decode_frame().

Generated on Sun Jul 20 2014 23:06:16 for FFmpeg by doxygen 1.8.2