ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinha...@outlook.com> | Mon Jan 24 21:54:45 2022 +0100| [7f6596c8bb63d5ab8dec240568461b51d3b79c76] | committer: Andreas Rheinhardt
avcodec/h263: Move decoding-only stuff to a new header h263dec.h Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7f6596c8bb63d5ab8dec240568461b51d3b79c76 --- libavcodec/flvdec.c | 2 +- libavcodec/h263.h | 40 ---------------------------- libavcodec/h263dec.c | 1 + libavcodec/h263dec.h | 65 ++++++++++++++++++++++++++++++++++++++++++++++ libavcodec/intelh263dec.c | 3 ++- libavcodec/ituh263dec.c | 1 + libavcodec/mpeg4videodec.c | 1 + libavcodec/msmpeg4dec.c | 1 + libavcodec/rv10.c | 1 + libavcodec/wmv2dec.c | 2 +- 10 files changed, 74 insertions(+), 43 deletions(-) diff --git a/libavcodec/flvdec.c b/libavcodec/flvdec.c index 2ddcf021fd..2bd86b5b47 100644 --- a/libavcodec/flvdec.c +++ b/libavcodec/flvdec.c @@ -21,7 +21,7 @@ #include "libavutil/imgutils.h" #include "flv.h" -#include "h263.h" +#include "h263dec.h" #include "mpegvideo.h" #include "mpegvideodata.h" diff --git a/libavcodec/h263.h b/libavcodec/h263.h index 31836ebb95..6dd5d2295a 100644 --- a/libavcodec/h263.h +++ b/libavcodec/h263.h @@ -22,41 +22,14 @@ #include <stdint.h> #include "libavutil/rational.h" -#include "get_bits.h" #include "mpegvideo.h" #include "h263data.h" -#include "rl.h" #define FF_ASPECT_EXTENDED 15 -#define INT_BIT (CHAR_BIT * sizeof(int)) - -// The defines below define the number of bits that are read at once for -// reading vlc values. Changing these may improve speed and data cache needs -// be aware though that decreasing them may need the number of stages that is -// passed to get_vlc* to be increased. -#define H263_MV_VLC_BITS 9 -#define INTRA_MCBPC_VLC_BITS 6 -#define INTER_MCBPC_VLC_BITS 7 -#define CBPY_VLC_BITS 6 -#define TEX_VLC_BITS 9 #define H263_GOB_HEIGHT(h) ((h) <= 400 ? 1 : (h) <= 800 ? 2 : 4) -extern VLC ff_h263_intra_MCBPC_vlc; -extern VLC ff_h263_inter_MCBPC_vlc; -extern VLC ff_h263_cbpy_vlc; -extern VLC ff_h263_mv_vlc; - -extern const enum AVPixelFormat ff_h263_hwaccel_pixfmt_list_420[]; - - -int ff_h263_decode_motion(MpegEncContext * s, int pred, int f_code); av_const int ff_h263_aspect_to_info(AVRational aspect); -int ff_h263_decode_init(AVCodecContext *avctx); -int ff_h263_decode_frame(AVCodecContext *avctx, - void *data, int *got_frame, - AVPacket *avpkt); -int ff_h263_decode_end(AVCodecContext *avctx); void ff_h263_encode_mb(MpegEncContext *s, int16_t block[6][64], int motion_x, int motion_y); @@ -65,27 +38,14 @@ void ff_h263_encode_gob_header(MpegEncContext * s, int mb_line); int16_t *ff_h263_pred_motion(MpegEncContext * s, int block, int dir, int *px, int *py); void ff_h263_encode_init(MpegEncContext *s); -void ff_h263_decode_init_vlc(void); void ff_h263_init_rl_inter(void); -int ff_h263_decode_picture_header(MpegEncContext *s); void ff_h263_update_motion_val(MpegEncContext * s); void ff_h263_loop_filter(MpegEncContext * s); -int ff_h263_decode_mba(MpegEncContext *s); void ff_h263_encode_mba(MpegEncContext *s); void ff_init_qscale_tab(MpegEncContext *s); -/** - * Print picture info if FF_DEBUG_PICT_INFO is set. - */ -void ff_h263_show_pict_info(MpegEncContext *s); - -int ff_intel_h263_decode_picture_header(MpegEncContext *s); -int ff_h263_decode_mb(MpegEncContext *s, - int16_t block[6][64]); - void ff_clean_h263_qscales(MpegEncContext *s); -int ff_h263_resync(MpegEncContext *s); void ff_h263_encode_motion(PutBitContext *pb, int val, int f_code); diff --git a/libavcodec/h263dec.c b/libavcodec/h263dec.c index ac48acf47a..3466027286 100644 --- a/libavcodec/h263dec.c +++ b/libavcodec/h263dec.c @@ -33,6 +33,7 @@ #include "error_resilience.h" #include "flv.h" #include "h263.h" +#include "h263dec.h" #if FF_API_FLAG_TRUNCATED #include "h263_parser.h" #endif diff --git a/libavcodec/h263dec.h b/libavcodec/h263dec.h new file mode 100644 index 0000000000..8d5f9a7add --- /dev/null +++ b/libavcodec/h263dec.h @@ -0,0 +1,65 @@ +/* + * H.263 decoder internal header + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ +#ifndef AVCODEC_H263DEC_H +#define AVCODEC_H263DEC_H + +#include "mpegvideo.h" +#include "vlc.h" + +// The defines below define the number of bits that are read at once for +// reading vlc values. Changing these may improve speed and data cache needs +// be aware though that decreasing them may need the number of stages that is +// passed to get_vlc* to be increased. +#define H263_MV_VLC_BITS 9 +#define INTRA_MCBPC_VLC_BITS 6 +#define INTER_MCBPC_VLC_BITS 7 +#define CBPY_VLC_BITS 6 +#define TEX_VLC_BITS 9 + +extern VLC ff_h263_intra_MCBPC_vlc; +extern VLC ff_h263_inter_MCBPC_vlc; +extern VLC ff_h263_cbpy_vlc; +extern VLC ff_h263_mv_vlc; + +extern const enum AVPixelFormat ff_h263_hwaccel_pixfmt_list_420[]; + +int ff_h263_decode_motion(MpegEncContext * s, int pred, int f_code); +int ff_h263_decode_init(AVCodecContext *avctx); +int ff_h263_decode_frame(AVCodecContext *avctx, + void *data, int *got_frame, + AVPacket *avpkt); +int ff_h263_decode_end(AVCodecContext *avctx); +void ff_h263_decode_init_vlc(void); +int ff_h263_decode_picture_header(MpegEncContext *s); +int ff_h263_decode_gob_header(MpegEncContext *s); +int ff_h263_decode_mba(MpegEncContext *s); + +/** + * Print picture info if FF_DEBUG_PICT_INFO is set. + */ +void ff_h263_show_pict_info(MpegEncContext *s); + +int ff_intel_h263_decode_picture_header(MpegEncContext *s); +int ff_h263_decode_mb(MpegEncContext *s, + int16_t block[6][64]); + +int ff_h263_resync(MpegEncContext *s); + +#endif diff --git a/libavcodec/intelh263dec.c b/libavcodec/intelh263dec.c index 58c1b63c0a..9dde247298 100644 --- a/libavcodec/intelh263dec.c +++ b/libavcodec/intelh263dec.c @@ -20,7 +20,8 @@ #include "mpegutils.h" #include "mpegvideo.h" -#include "h263.h" +#include "h263data.h" +#include "h263dec.h" #include "mpegvideodata.h" /* don't understand why they choose a different header ! */ diff --git a/libavcodec/ituh263dec.c b/libavcodec/ituh263dec.c index 5329e62a5e..0a032ea54c 100644 --- a/libavcodec/ituh263dec.c +++ b/libavcodec/ituh263dec.c @@ -39,6 +39,7 @@ #include "mpegvideo.h" #include "h263.h" #include "h263data.h" +#include "h263dec.h" #include "internal.h" #include "mathops.h" #include "mpegutils.h" diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c index 737689b35b..162048b604 100644 --- a/libavcodec/mpeg4videodec.c +++ b/libavcodec/mpeg4videodec.c @@ -36,6 +36,7 @@ #include "mpeg4video.h" #include "mpeg4videodata.h" #include "h263.h" +#include "h263dec.h" #include "profiles.h" #include "thread.h" #include "xvididct.h" diff --git a/libavcodec/msmpeg4dec.c b/libavcodec/msmpeg4dec.c index f302509589..3d2dcb9429 100644 --- a/libavcodec/msmpeg4dec.c +++ b/libavcodec/msmpeg4dec.c @@ -29,6 +29,7 @@ #include "msmpeg4.h" #include "libavutil/imgutils.h" #include "h263.h" +#include "h263dec.h" #include "mpeg4video.h" #include "msmpeg4data.h" #include "vc1data.h" diff --git a/libavcodec/rv10.c b/libavcodec/rv10.c index 0dc2c87335..4dfaa3460d 100644 --- a/libavcodec/rv10.c +++ b/libavcodec/rv10.c @@ -34,6 +34,7 @@ #include "error_resilience.h" #include "h263.h" #include "h263data.h" +#include "h263dec.h" #include "internal.h" #include "mpeg_er.h" #include "mpegutils.h" diff --git a/libavcodec/wmv2dec.c b/libavcodec/wmv2dec.c index f7745c5a83..7518088b6a 100644 --- a/libavcodec/wmv2dec.c +++ b/libavcodec/wmv2dec.c @@ -19,7 +19,7 @@ */ #include "avcodec.h" -#include "h263.h" +#include "h263dec.h" #include "internal.h" #include "intrax8.h" #include "mathops.h" _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
