videolan/ffmpeg
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Merge some declarations and initializations.

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Originally committed as revision 17288 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Diego Biurrun 2009-02-14 22:21:17 +00:00
parent 013cebfbe8
commit b71bd0ed11
1 changed files with 4 additions and 9 deletions
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13
libavcodec/mpegvideo_xvmc.c
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@ -34,8 +34,7 @@
//set s->block //set s->block
void ff_xvmc_init_block(MpegEncContext *s) void ff_xvmc_init_block(MpegEncContext *s)
{ {
struct xvmc_render_state *render; struct xvmc_render_state *render = (struct xvmc_render_state*)s->current_picture.data[2];
render = (struct xvmc_render_state*)s->current_picture.data[2];
assert(render); assert(render);
if (!render || render->magic != AV_XVMC_RENDER_MAGIC) { if (!render || render->magic != AV_XVMC_RENDER_MAGIC) {
assert(0); assert(0);
@ -46,10 +45,9 @@ void ff_xvmc_init_block(MpegEncContext *s)
void ff_xvmc_pack_pblocks(MpegEncContext *s, int cbp) void ff_xvmc_pack_pblocks(MpegEncContext *s, int cbp)
{ {
int i, j; int i, j = 0;
const int mb_block_count = 4 + (1 << s->chroma_format); const int mb_block_count = 4 + (1 << s->chroma_format);
j = 0;
cbp <<= 12-mb_block_count; cbp <<= 12-mb_block_count;
for (i = 0; i < mb_block_count; i++) { for (i = 0; i < mb_block_count; i++) {
if (cbp & (1 << 11)) if (cbp & (1 << 11))
@ -64,11 +62,9 @@ void ff_xvmc_pack_pblocks(MpegEncContext *s, int cbp)
// They should be safe if they are called a few times for the same field! // They should be safe if they are called a few times for the same field!
int ff_xvmc_field_start(MpegEncContext*s, AVCodecContext *avctx) int ff_xvmc_field_start(MpegEncContext*s, AVCodecContext *avctx)
{ {
struct xvmc_render_state *render, *last, *next; struct xvmc_render_state *last, *next, *render = (struct xvmc_render_state*)s->current_picture.data[2];
assert(avctx); assert(avctx);
render = (struct xvmc_render_state*)s->current_picture.data[2];
assert(render); assert(render);
if (!render || render->magic != AV_XVMC_RENDER_MAGIC) if (!render || render->magic != AV_XVMC_RENDER_MAGIC)
return -1; // make sure that this is a render packet return -1; // make sure that this is a render packet
@ -113,8 +109,7 @@ return -1;
void ff_xvmc_field_end(MpegEncContext *s) void ff_xvmc_field_end(MpegEncContext *s)
{ {
struct xvmc_render_state *render; struct xvmc_render_state *render = (struct xvmc_render_state*)s->current_picture.data[2];
render = (struct xvmc_render_state*)s->current_picture.data[2];
assert(render); assert(render);
if (render->filled_mv_blocks_num > 0) if (render->filled_mv_blocks_num > 0)