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Code Issues Releases Activity

Move some duplicated code, simplify.

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Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
This commit is contained in:
Reimar Döffinger 2012-01-21 23:53:57 +01:00
parent 0a403588d2
commit b09c93d7bc
1 changed files with 15 additions and 28 deletions
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43
libavcodec/fraps.c
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@ -157,6 +157,13 @@ static int decode_frame(AVCodecContext *avctx,
if (header_size == 8)
buf+=4;
f->pict_type = AV_PICTURE_TYPE_I;
f->key_frame = 1;
f->reference = 3;
f->buffer_hints = FF_BUFFER_HINTS_VALID |
FF_BUFFER_HINTS_PRESERVE |
FF_BUFFER_HINTS_REUSABLE;
switch(version) {
case 0:
default:
@ -177,19 +184,15 @@ static int decode_frame(AVCodecContext *avctx,
return -1;
}
f->reference = 3;
f->buffer_hints = FF_BUFFER_HINTS_VALID |
FF_BUFFER_HINTS_PRESERVE |
FF_BUFFER_HINTS_REUSABLE;
if (avctx->reget_buffer(avctx, f)) {
av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
return -1;
}
/* bit 31 means same as previous pic */
f->pict_type = (header & (1U<<31))? AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_I;
f->key_frame = f->pict_type == AV_PICTURE_TYPE_I;
if (f->pict_type == AV_PICTURE_TYPE_I) {
if (header & (1U<<31)) {
f->pict_type = AV_PICTURE_TYPE_P;
f->key_frame = 0;
} else {
buf32=(const uint32_t*)buf;
for(y=0; y<avctx->height/2; y++){
luma1=(uint32_t*)&f->data[0][ y*2*f->linesize[0] ];
@ -220,19 +223,15 @@ static int decode_frame(AVCodecContext *avctx,
return -1;
}
f->reference = 3;
f->buffer_hints = FF_BUFFER_HINTS_VALID |
FF_BUFFER_HINTS_PRESERVE |
FF_BUFFER_HINTS_REUSABLE;
if (avctx->reget_buffer(avctx, f)) {
av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
return -1;
}
/* bit 31 means same as previous pic */
f->pict_type = (header & (1U<<31))? AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_I;
f->key_frame = f->pict_type == AV_PICTURE_TYPE_I;
if (f->pict_type == AV_PICTURE_TYPE_I) {
if (header & (1U<<31)) {
f->pict_type = AV_PICTURE_TYPE_P;
f->key_frame = 0;
} else {
for(y=0; y<avctx->height; y++)
memcpy(&f->data[0][ (avctx->height-y)*f->linesize[0] ],
&buf[y*avctx->width*3],
@ -247,10 +246,6 @@ static int decode_frame(AVCodecContext *avctx,
* Fraps v4 is virtually the same
*/
avctx->pix_fmt = PIX_FMT_YUVJ420P;
f->reference = 3;
f->buffer_hints = FF_BUFFER_HINTS_VALID |
FF_BUFFER_HINTS_PRESERVE |
FF_BUFFER_HINTS_REUSABLE;
if (avctx->reget_buffer(avctx, f)) {
av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
return -1;
@ -261,8 +256,6 @@ static int decode_frame(AVCodecContext *avctx,
f->key_frame = 0;
break;
}
f->pict_type = AV_PICTURE_TYPE_I;
f->key_frame = 1;
if ((AV_RL32(buf) != FPS_TAG)||(buf_size < (planes*1024 + 24))) {
av_log(avctx, AV_LOG_ERROR, "Fraps: error in data stream\n");
return -1;
@ -291,10 +284,6 @@ static int decode_frame(AVCodecContext *avctx,
case 5:
/* Virtually the same as version 4, but is for RGB24 */
avctx->pix_fmt = PIX_FMT_BGR24;
f->reference = 3;
f->buffer_hints = FF_BUFFER_HINTS_VALID |
FF_BUFFER_HINTS_PRESERVE |
FF_BUFFER_HINTS_REUSABLE;
if (avctx->reget_buffer(avctx, f)) {
av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
return -1;
@ -305,8 +294,6 @@ static int decode_frame(AVCodecContext *avctx,
f->key_frame = 0;
break;
}
f->pict_type = AV_PICTURE_TYPE_I;
f->key_frame = 1;
if ((AV_RL32(buf) != FPS_TAG)||(buf_size < (planes*1024 + 24))) {
av_log(avctx, AV_LOG_ERROR, "Fraps: error in data stream\n");
return -1;