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avcodec/flac_parser: Cosmetics

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
pull/323/head
Andreas Rheinhardt 5 years ago committed by Paul B Mahol
parent 5873feac54
commit 1d54309c8a
1 changed files with 17 additions and 18 deletions
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  1. 35
      libavcodec/flac_parser.c

35
libavcodec/flac_parser.c
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@ -113,8 +113,8 @@ static int frame_header_is_valid(AVCodecContext *avctx, const uint8_t *buf,
* This function is based on av_fifo_generic_read, which is why there is a comment
* about a memory barrier for SMP.
*/
static uint8_t* flac_fifo_read_wrap(FLACParseContext *fpc, int offset, int len,
uint8_t** wrap_buf, int* allocated_size)
static uint8_t *flac_fifo_read_wrap(FLACParseContext *fpc, int offset, int len,
uint8_t **wrap_buf, int *allocated_size)
{
AVFifoBuffer *f = fpc->fifo_buf;
uint8_t *start = f->rptr + offset;
@ -153,7 +153,7 @@ static uint8_t* flac_fifo_read_wrap(FLACParseContext *fpc, int offset, int len,
* A second call to flac_fifo_read (with new offset and len) should be called
* to get the post-wrap buf if the returned len is less than the requested.
**/
static uint8_t* flac_fifo_read(FLACParseContext *fpc, int offset, int *len)
static uint8_t *flac_fifo_read(FLACParseContext *fpc, int offset, int *len)
{
AVFifoBuffer *f = fpc->fifo_buf;
uint8_t *start = f->rptr + offset;
@ -189,8 +189,8 @@ static int find_headers_search_validate(FLACParseContext *fpc, int offset)
"couldn't allocate FLACHeaderMarker\n");
return AVERROR(ENOMEM);
}
(*end_handle)->fi = fi;
(*end_handle)->offset = offset;
(*end_handle)->fi = fi;
(*end_handle)->offset = offset;
for (i = 0; i < FLAC_MAX_SEQUENTIAL_HEADERS; i++)
(*end_handle)->link_penalty[i] = FLAC_HEADER_NOT_PENALIZED_YET;
@ -201,9 +201,8 @@ static int find_headers_search_validate(FLACParseContext *fpc, int offset)
return size;
}
static int find_headers_search(FLACParseContext *fpc, uint8_t *buf, int buf_size,
int search_start)
static int find_headers_search(FLACParseContext *fpc, uint8_t *buf,
int buf_size, int search_start)
{
int size = 0, mod_offset = (buf_size - 1) % 4, i, j;
uint32_t x;
@ -464,7 +463,7 @@ static void score_sequences(FLACParseContext *fpc)
}
}
static int get_best_header(FLACParseContext* fpc, const uint8_t **poutbuf,
static int get_best_header(FLACParseContext *fpc, const uint8_t **poutbuf,
int *poutbuf_size)
{
FLACHeaderMarker *header = fpc->best_header;
@ -490,7 +489,7 @@ static int get_best_header(FLACParseContext* fpc, const uint8_t **poutbuf,
&fpc->wrap_buf_allocated_size);
if (fpc->pc->flags & PARSER_FLAG_USE_CODEC_TS){
if (fpc->pc->flags & PARSER_FLAG_USE_CODEC_TS) {
if (header->fi.is_var_size)
fpc->pc->pts = header->fi.frame_or_sample_num;
else if (header->best_child)
@ -524,7 +523,7 @@ static int flac_parse(AVCodecParserContext *s, AVCodecContext *avctx,
s->duration = fi.blocksize;
if (!avctx->sample_rate)
avctx->sample_rate = fi.samplerate;
if (fpc->pc->flags & PARSER_FLAG_USE_CODEC_TS){
if (fpc->pc->flags & PARSER_FLAG_USE_CODEC_TS) {
fpc->pc->pts = fi.frame_or_sample_num;
if (!fi.is_var_size)
fpc->pc->pts *= fi.blocksize;
@ -594,7 +593,7 @@ static int flac_parse(AVCodecParserContext *s, AVCodecContext *avctx,
/* Pad the end once if EOF, to check the final region for headers. */
if (!buf_size) {
fpc->end_padded = 1;
fpc->end_padded = 1;
read_end = read_start + MAX_FRAME_HEADER_SIZE;
} else {
/* The maximum read size is the upper-bound of what the parser
@ -691,13 +690,13 @@ static int flac_parse(AVCodecParserContext *s, AVCodecContext *avctx,
fpc->best_header->offset);
/* Set duration to 0. It is unknown or invalid in a junk frame. */
s->duration = 0;
*poutbuf_size = fpc->best_header->offset;
*poutbuf = flac_fifo_read_wrap(fpc, 0, *poutbuf_size,
&fpc->wrap_buf,
&fpc->wrap_buf_allocated_size);
s->duration = 0;
*poutbuf_size = fpc->best_header->offset;
*poutbuf = flac_fifo_read_wrap(fpc, 0, *poutbuf_size,
&fpc->wrap_buf,
&fpc->wrap_buf_allocated_size);
return buf_size ? (read_end - buf) : (fpc->best_header->offset -
av_fifo_size(fpc->fifo_buf));
av_fifo_size(fpc->fifo_buf));
}
if (!buf_size)
return get_best_header(fpc, poutbuf, poutbuf_size);

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