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authorAurelien Jacobs <aurel@gnuage.org>2007-05-09 00:03:17 +0000
committerAurelien Jacobs <aurel@gnuage.org>2007-05-09 00:03:17 +0000
commitc5a60225c7abeed5575a6685cc680927e225ddfb (patch)
treeebca191637ead4de37166839236cca268f265402 /libavcodec/cavs.c
parentb88e2114269e56f9c3c9f7eedda0807a327358ea (diff)
move cavs parser in it's own file
Originally committed as revision 8945 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/cavs.c')
-rw-r--r--libavcodec/cavs.c81
1 files changed, 0 insertions, 81 deletions
diff --git a/libavcodec/cavs.c b/libavcodec/cavs.c
index 200668d2a1..c5f48480ad 100644
--- a/libavcodec/cavs.c
+++ b/libavcodec/cavs.c
@@ -30,7 +30,6 @@
#include "golomb.h"
#include "mpegvideo.h"
#include "cavs.h"
-#ifdef CONFIG_CAVS_DECODER
#include "cavsdata.h"
typedef struct {
@@ -1458,83 +1457,3 @@ AVCodec cavs_decoder = {
CODEC_CAP_DR1 | CODEC_CAP_DELAY,
.flush= cavs_flush,
};
-#endif /* CONFIG_CAVS_DECODER */
-
-#ifdef CONFIG_CAVSVIDEO_PARSER
-/**
- * finds the end of the current frame in the bitstream.
- * @return the position of the first byte of the next frame, or -1
- */
-static int cavs_find_frame_end(ParseContext *pc, const uint8_t *buf,
- int buf_size) {
- int pic_found, i;
- uint32_t state;
-
- pic_found= pc->frame_start_found;
- state= pc->state;
-
- i=0;
- if(!pic_found){
- for(i=0; i<buf_size; i++){
- state= (state<<8) | buf[i];
- if(state == PIC_I_START_CODE || state == PIC_PB_START_CODE){
- i++;
- pic_found=1;
- break;
- }
- }
- }
-
- if(pic_found){
- /* EOF considered as end of frame */
- if (buf_size == 0)
- return 0;
- for(; i<buf_size; i++){
- state= (state<<8) | buf[i];
- if((state&0xFFFFFF00) == 0x100){
- if(state < SLICE_MIN_START_CODE || state > SLICE_MAX_START_CODE){
- pc->frame_start_found=0;
- pc->state=-1;
- return i-3;
- }
- }
- }
- }
- pc->frame_start_found= pic_found;
- pc->state= state;
- return END_NOT_FOUND;
-}
-
-static int cavsvideo_parse(AVCodecParserContext *s,
- AVCodecContext *avctx,
- const uint8_t **poutbuf, int *poutbuf_size,
- const uint8_t *buf, int buf_size)
-{
- ParseContext *pc = s->priv_data;
- int next;
-
- if(s->flags & PARSER_FLAG_COMPLETE_FRAMES){
- next= buf_size;
- }else{
- next= cavs_find_frame_end(pc, buf, buf_size);
-
- if (ff_combine_frame(pc, next, &buf, &buf_size) < 0) {
- *poutbuf = NULL;
- *poutbuf_size = 0;
- return buf_size;
- }
- }
- *poutbuf = buf;
- *poutbuf_size = buf_size;
- return next;
-}
-
-AVCodecParser cavsvideo_parser = {
- { CODEC_ID_CAVS },
- sizeof(ParseContext1),
- NULL,
- cavsvideo_parse,
- ff_parse1_close,
- ff_mpeg4video_split,
-};
-#endif /* CONFIG_CAVSVIDEO_PARSER */