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remove AACAC3FrameFlag

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Originally committed as revision 12888 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-04-18 03:09:01 +00:00
parent 37ff38c69f
commit 8c731c9743
4 changed files with 4 additions and 23 deletions
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3
libavcodec/aac_ac3_parser.c
View File

@ -29,7 +29,6 @@ int ff_aac_ac3_parse(AVCodecParserContext *s1,
const uint8_t *buf, int buf_size)
{
AACAC3ParseContext *s = s1->priv_data;
AACAC3FrameFlag frame_flag;
const uint8_t *buf_ptr;
int len;
@ -51,7 +50,7 @@ int ff_aac_ac3_parse(AVCodecParserContext *s1,
if (s->frame_size == 0) {
if ((s->inbuf_ptr - s->inbuf) == s->header_size) {
len = s->sync(s, &frame_flag);
len = s->sync(s);
if (len == 0) {
/* no sync found : move by one byte (inefficient, but simple!) */
memmove(s->inbuf, s->inbuf + 1, s->header_size - 1);

8
libavcodec/aac_ac3_parser.h
View File

@ -26,17 +26,11 @@
#include <stdint.h>
#include "avcodec.h"
typedef enum{
FRAME_COMPLETE, ///< Complete frame, ends previous frame
FRAME_START, ///< Frame start, ends previous frame
FRAME_CONTINUATION ///< Part of the previous frame
}AACAC3FrameFlag;
typedef struct AACAC3ParseContext {
uint8_t *inbuf_ptr;
int frame_size;
int header_size;
int (*sync)(struct AACAC3ParseContext *hdr_info, AACAC3FrameFlag *flag);
int (*sync)(struct AACAC3ParseContext *hdr_info);
uint8_t inbuf[8192]; /* input buffer */
int channels;

3
libavcodec/aac_parser.c
View File

@ -27,7 +27,7 @@
#define AAC_HEADER_SIZE 7
static int aac_sync(AACAC3ParseContext *hdr_info, AACAC3FrameFlag *flag)
static int aac_sync(AACAC3ParseContext *hdr_info)
{
GetBitContext bits;
int size, rdb, ch, sr;
@ -65,7 +65,6 @@ static int aac_sync(AACAC3ParseContext *hdr_info, AACAC3FrameFlag *flag)
hdr_info->sample_rate = ff_mpeg4audio_sample_rates[sr];
hdr_info->samples = (rdb + 1) * 1024;
hdr_info->bit_rate = size * 8 * hdr_info->sample_rate / hdr_info->samples;
*flag = FRAME_COMPLETE;
return size;
}

13
libavcodec/ac3_parser.c
View File

@ -123,7 +123,7 @@ int ff_ac3_parse_header(const uint8_t buf[7], AC3HeaderInfo *hdr)
return 0;
}
static int ac3_sync(AACAC3ParseContext *hdr_info, AACAC3FrameFlag *flag)
static int ac3_sync(AACAC3ParseContext *hdr_info)
{
int err;
AC3HeaderInfo hdr;
@ -138,17 +138,6 @@ static int ac3_sync(AACAC3ParseContext *hdr_info, AACAC3FrameFlag *flag)
hdr_info->channels = hdr.channels;
hdr_info->samples = AC3_FRAME_SIZE;
switch(hdr.frame_type){
case EAC3_FRAME_TYPE_INDEPENDENT:
*flag = FRAME_START;
break;
case EAC3_FRAME_TYPE_DEPENDENT:
*flag = FRAME_CONTINUATION;
break;
case EAC3_FRAME_TYPE_AC3_CONVERT:
*flag = FRAME_COMPLETE;
break;
}
return hdr.frame_size;
}