virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
Code Issues Releases Activity

Merge commit '1db6a080bddd14fed6b29140ecd2e21e42b1c022'

Browse Source 
* commit '1db6a080bddd14fed6b29140ecd2e21e42b1c022':
  dca: Move ff_dca_convert_bitstream() to the DCA common code
  vdpau: wrap codec specific functions in appropiate #ifs

Conflicts:
	libavcodec/Makefile

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-03-28 11:11:00 +01:00
commit b1064dd783
8 changed files with 58 additions and 76 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
libavcodec/Makefile
View File

@ -156,7 +156,7 @@ OBJS-$(CONFIG_CPIA_DECODER) += cpia.o
OBJS-$(CONFIG_CSCD_DECODER) += cscd.o
OBJS-$(CONFIG_CYUV_DECODER) += cyuv.o
OBJS-$(CONFIG_DCA_DECODER) += dcadec.o dca.o dcadsp.o \
dca_parser.o synth_filter.o
synth_filter.o
OBJS-$(CONFIG_DCA_ENCODER) += dcaenc.o dca.o
OBJS-$(CONFIG_DIRAC_DECODER) += diracdec.o dirac.o diracdsp.o \
dirac_arith.o mpeg12data.o dirac_dwt.o

37
libavcodec/dca.c
View File

@ -23,7 +23,9 @@
*/
#include <stdint.h>
#include <string.h>
#include "put_bits.h"
#include "dca.h"
const uint32_t avpriv_dca_sample_rates[16] =
@ -31,3 +33,38 @@ const uint32_t avpriv_dca_sample_rates[16] =
0, 8000, 16000, 32000, 0, 0, 11025, 22050, 44100, 0, 0,
12000, 24000, 48000, 96000, 192000
};
int ff_dca_convert_bitstream(const uint8_t *src, int src_size, uint8_t *dst,
int max_size)
{
uint32_t mrk;
int i, tmp;
const uint16_t *ssrc = (const uint16_t *) src;
uint16_t *sdst = (uint16_t *) dst;
PutBitContext pb;
if ((unsigned) src_size > (unsigned) max_size)
src_size = max_size;
mrk = AV_RB32(src);
switch (mrk) {
case DCA_MARKER_RAW_BE:
memcpy(dst, src, src_size);
return src_size;
case DCA_MARKER_RAW_LE:
for (i = 0; i < (src_size + 1) >> 1; i++)
*sdst++ = av_bswap16(*ssrc++);
return src_size;
case DCA_MARKER_14B_BE:
case DCA_MARKER_14B_LE:
init_put_bits(&pb, dst, max_size);
for (i = 0; i < (src_size + 1) >> 1; i++, src += 2) {
tmp = ((mrk == DCA_MARKER_14B_BE) ? AV_RB16(src) : AV_RL16(src)) & 0x3FFF;
put_bits(&pb, 14, tmp);
}
flush_put_bits(&pb);
return (put_bits_count(&pb) + 7) >> 3;
default:
return AVERROR_INVALIDDATA;
}
}

6
libavcodec/dca.h
View File

@ -39,4 +39,10 @@
extern av_export const uint32_t avpriv_dca_sample_rates[16];
/**
* Convert bitstream to one representation based on sync marker
*/
int ff_dca_convert_bitstream(const uint8_t *src, int src_size, uint8_t *dst,
int max_size);
#endif /* AVCODEC_DCA_H */

37
libavcodec/dca_parser.c
View File

@ -24,9 +24,7 @@
#include "parser.h"
#include "dca.h"
#include "dca_parser.h"
#include "get_bits.h"
#include "put_bits.h"
typedef struct DCAParseContext {
ParseContext pc;
@ -101,41 +99,6 @@ static av_cold int dca_parse_init(AVCodecParserContext * s)
return 0;
}
int ff_dca_convert_bitstream(const uint8_t *src, int src_size, uint8_t *dst,
int max_size)
{
uint32_t mrk;
int i, tmp;
const uint16_t *ssrc = (const uint16_t *) src;
uint16_t *sdst = (uint16_t *) dst;
PutBitContext pb;
if ((unsigned) src_size > (unsigned) max_size)
src_size = max_size;
mrk = AV_RB32(src);
switch (mrk) {
case DCA_MARKER_RAW_BE:
memcpy(dst, src, src_size);
return src_size;
case DCA_MARKER_RAW_LE:
for (i = 0; i < (src_size + 1) >> 1; i++)
*sdst++ = av_bswap16(*ssrc++);
return src_size;
case DCA_MARKER_14B_BE:
case DCA_MARKER_14B_LE:
init_put_bits(&pb, dst, max_size);
for (i = 0; i < (src_size + 1) >> 1; i++, src += 2) {
tmp = ((mrk == DCA_MARKER_14B_BE) ? AV_RB16(src) : AV_RL16(src)) & 0x3FFF;
put_bits(&pb, 14, tmp);
}
flush_put_bits(&pb);
return (put_bits_count(&pb) + 7) >> 3;
default:
return AVERROR_INVALIDDATA;
}
}
static int dca_parse_params(const uint8_t *buf, int buf_size, int *duration,
int *sample_rate)
{

36
libavcodec/dca_parser.h
View File

@ -1,36 +0,0 @@
/*
* DCA parser
* Copyright (C) 2004 Gildas Bazin
* Copyright (C) 2004 Benjamin Zores
* Copyright (C) 2006 Benjamin Larsson
* Copyright (C) 2007 Konstantin Shishkov
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_DCA_PARSER_H
#define AVCODEC_DCA_PARSER_H
#include <stdint.h>
/**
* Convert bitstream to one representation based on sync marker
*/
int ff_dca_convert_bitstream(const uint8_t *src, int src_size, uint8_t *dst,
int max_size);
#endif /* AVCODEC_DCA_PARSER_H */

1
libavcodec/dcadec.c
View File

@ -40,7 +40,6 @@
#include "dcadata.h"
#include "dcahuff.h"
#include "dca.h"
#include "dca_parser.h"
#include "mathops.h"
#include "synth_filter.h"
#include "dcadsp.h"

3
libavcodec/mpeg12.c
View File

@ -2304,7 +2304,8 @@ static int decode_chunks(AVCodecContext *avctx,
s2->er.error_count += s2->thread_context[i]->er.error_count;
}
if (CONFIG_VDPAU && uses_vdpau(avctx))
if ((CONFIG_MPEG_VDPAU_DECODER || CONFIG_MPEG1_VDPAU_DECODER)
&& uses_vdpau(avctx))
ff_vdpau_mpeg_picture_complete(s2, buf, buf_size, s->slice_count);
ret = slice_end(avctx, picture);

12
libavcodec/vdpau.c
View File

@ -48,6 +48,9 @@ int ff_vdpau_common_start_frame(AVCodecContext *avctx,
return 0;
}
#if CONFIG_H263_VDPAU_HWACCEL || CONFIG_MPEG1_VDPAU_HWACCEL || \
CONFIG_MPEG2_VDPAU_HWACCEL || CONFIG_MPEG4_VDPAU_HWACCEL || \
CONFIG_VC1_VDPAU_HWACCEL || CONFIG_WMV3_VDPAU_HWACCEL
int ff_vdpau_mpeg_end_frame(AVCodecContext *avctx)
{
AVVDPAUContext *hwctx = avctx->hwaccel_context;
@ -62,6 +65,7 @@ int ff_vdpau_mpeg_end_frame(AVCodecContext *avctx)
return 0;
}
#endif
int ff_vdpau_add_buffer(AVCodecContext *avctx,
const uint8_t *buf, uint32_t size)
@ -170,6 +174,7 @@ void ff_vdpau_add_data_chunk(uint8_t *data, const uint8_t *buf, int buf_size)
render->bitstream_buffers_used++;
}
#if CONFIG_H264_VDPAU_DECODER
void ff_vdpau_h264_picture_start(H264Context *h)
{
struct vdpau_render_state *render;
@ -230,7 +235,9 @@ void ff_vdpau_h264_picture_complete(H264Context *h)
ff_h264_draw_horiz_band(h, 0, h->avctx->height);
render->bitstream_buffers_used = 0;
}
#endif /* CONFIG_H264_VDPAU_DECODER */
#if CONFIG_MPEG_VDPAU_DECODER || CONFIG_MPEG1_VDPAU_DECODER
void ff_vdpau_mpeg_picture_complete(MpegEncContext *s, const uint8_t *buf,
int buf_size, int slice_count)
{
@ -287,7 +294,9 @@ void ff_vdpau_mpeg_picture_complete(MpegEncContext *s, const uint8_t *buf,
ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
render->bitstream_buffers_used = 0;
}
#endif /* CONFIG_MPEG_VDPAU_DECODER || CONFIG_MPEG1_VDPAU_DECODER */
#if CONFIG_VC1_VDPAU_DECODER
void ff_vdpau_vc1_decode_picture(MpegEncContext *s, const uint8_t *buf,
int buf_size)
{
@ -356,7 +365,9 @@ void ff_vdpau_vc1_decode_picture(MpegEncContext *s, const uint8_t *buf,
ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
render->bitstream_buffers_used = 0;
}
#endif /* (CONFIG_VC1_VDPAU_DECODER */
#if CONFIG_MPEG4_VDPAU_DECODER
void ff_vdpau_mpeg4_decode_picture(MpegEncContext *s, const uint8_t *buf,
int buf_size)
{
@ -410,5 +421,6 @@ void ff_vdpau_mpeg4_decode_picture(MpegEncContext *s, const uint8_t *buf,
ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
render->bitstream_buffers_used = 0;
}
#endif /* CONFIG_MPEG4_VDPAU_DECODER */
/* @}*/