diff options
author | Michael Niedermayer <michaelni@gmx.at> | 2013-11-15 12:32:37 +0100 |
---|---|---|
committer | Michael Niedermayer <michaelni@gmx.at> | 2013-11-15 12:52:19 +0100 |
commit | e28130bcaf48281b431ea611a546e7520bb90dda (patch) | |
tree | e140a1521940e41ec255f29dfc832c4d641a651e /libavcodec/dvdata.h | |
parent | 3e78ceadf913a7a9d027e21f67c6f9767f83996b (diff) | |
parent | 3cbe1126530449336e2ce59b194bdb8c4eb4abb4 (diff) | |
download | ffmpeg-e28130bcaf48281b431ea611a546e7520bb90dda.tar.gz |
Merge commit '3cbe1126530449336e2ce59b194bdb8c4eb4abb4'
* commit '3cbe1126530449336e2ce59b194bdb8c4eb4abb4':
dv: Split DV data table declarations into their own header
Conflicts:
libavcodec/dvdata.h
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/dvdata.h')
-rw-r--r-- | libavcodec/dvdata.h | 92 |
1 files changed, 1 insertions, 91 deletions
diff --git a/libavcodec/dvdata.h b/libavcodec/dvdata.h index 97c20e3a1a..cb580029dd 100644 --- a/libavcodec/dvdata.h +++ b/libavcodec/dvdata.h @@ -1,7 +1,4 @@ /* - * Constants for DV codec - * Copyright (c) 2002 Fabrice Bellard - * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or @@ -19,55 +16,10 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ -/** - * @file - * Constants for DV codec. - */ - #ifndef AVCODEC_DVDATA_H #define AVCODEC_DVDATA_H -#include "avcodec.h" -#include "dsputil.h" -#include "get_bits.h" -#include "dv_profile.h" - -typedef struct DVVideoContext { - const DVprofile *sys; - AVFrame picture; - AVCodecContext *avctx; - uint8_t *buf; - - uint8_t dv_zigzag[2][64]; - - void (*get_pixels)(int16_t *block, const uint8_t *pixels, int line_size); - void (*fdct[2])(int16_t *block); - void (*idct_put[2])(uint8_t *dest, int line_size, int16_t *block); - me_cmp_func ildct_cmp; -} DVVideoContext; - -enum dv_section_type { - dv_sect_header = 0x1f, - dv_sect_subcode = 0x3f, - dv_sect_vaux = 0x56, - dv_sect_audio = 0x76, - dv_sect_video = 0x96, -}; - -enum dv_pack_type { - dv_header525 = 0x3f, /* see dv_write_pack for important details on */ - dv_header625 = 0xbf, /* these two packs */ - dv_timecode = 0x13, - dv_audio_source = 0x50, - dv_audio_control = 0x51, - dv_audio_recdate = 0x52, - dv_audio_rectime = 0x53, - dv_video_source = 0x60, - dv_video_control = 0x61, - dv_video_recdate = 0x62, - dv_video_rectime = 0x63, - dv_unknown_pack = 0xff, -}; +#include <stdint.h> extern const uint8_t ff_dv_quant_shifts[22][4]; extern const uint8_t ff_dv_quant_offset[4]; @@ -79,46 +31,4 @@ extern const int ff_dv_iweight_1080_c[64]; extern const int ff_dv_iweight_720_y[64]; extern const int ff_dv_iweight_720_c[64]; -#define DV_PROFILE_IS_HD(p) ((p)->video_stype & 0x10) -#define DV_PROFILE_IS_1080i50(p) (((p)->video_stype == 0x14) && ((p)->dsf == 1)) -#define DV_PROFILE_IS_720p50(p) (((p)->video_stype == 0x18) && ((p)->dsf == 1)) - -/** - * largest possible DV frame, in bytes (1080i50) - */ -#define DV_MAX_FRAME_SIZE 576000 - -/** - * maximum number of blocks per macroblock in any DV format - */ -#define DV_MAX_BPM 8 - -#define TEX_VLC_BITS 9 - -extern RL_VLC_ELEM ff_dv_rl_vlc[1184]; - -int ff_dv_init_dynamic_tables(const DVprofile *d); -int ff_dvvideo_init(AVCodecContext *avctx); - -static inline int dv_work_pool_size(const DVprofile *d) -{ - int size = d->n_difchan*d->difseg_size*27; - if (DV_PROFILE_IS_1080i50(d)) - size -= 3*27; - if (DV_PROFILE_IS_720p50(d)) - size -= 4*27; - return size; -} - -static inline void dv_calculate_mb_xy(DVVideoContext *s, DVwork_chunk *work_chunk, int m, int *mb_x, int *mb_y) -{ - *mb_x = work_chunk->mb_coordinates[m] & 0xff; - *mb_y = work_chunk->mb_coordinates[m] >> 8; - - /* We work with 720p frames split in half. The odd half-frame (chan==2,3) is displaced :-( */ - if (s->sys->height == 720 && !(s->buf[1]&0x0C)) { - *mb_y -= (*mb_y>17)?18:-72; /* shifting the Y coordinate down by 72/2 macro blocks */ - } -} - #endif /* AVCODEC_DVDATA_H */ |