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author | Michael Niedermayer <michaelni@gmx.at> | 2013-01-30 16:24:33 +0100 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2013-01-30 16:24:33 +0100 |
commit | d8a7c4958e5a42f906936bdcc3deca3f534bca5f (patch) | |
tree | cab2075f79a1c8766862f6b22166737a341b910a /libavcodec/mpegvideo_enc.c | |
parent | afb4bc3d291f4cc6b67b635305d30a097cb2a82d (diff) | |
download | ffmpeg-streaming-d8a7c4958e5a42f906936bdcc3deca3f534bca5f.zip ffmpeg-streaming-d8a7c4958e5a42f906936bdcc3deca3f534bca5f.tar.gz |
mpegvideo_enc: factor expression out
Fixes "warning: dc[0..5] may be used uninitialized in this function"
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/mpegvideo_enc.c')
-rw-r--r-- | libavcodec/mpegvideo_enc.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c index 11607d2..87531d7 100644 --- a/libavcodec/mpegvideo_enc.c +++ b/libavcodec/mpegvideo_enc.c @@ -2844,6 +2844,7 @@ static int encode_thread(AVCodecContext *c, void *arg){ int16_t ac[6][16]; const int mvdir= (best_s.mv_dir&MV_DIR_BACKWARD) ? 1 : 0; static const int dquant_tab[4]={-1,1,-2,2}; + int storecoefs = s->mb_intra && s->dc_val[0]; av_assert2(backup_s.dquant == 0); @@ -2863,7 +2864,7 @@ static int encode_thread(AVCodecContext *c, void *arg){ if(qp < s->avctx->qmin || qp > s->avctx->qmax) continue; backup_s.dquant= dquant; - if(s->mb_intra && s->dc_val[0]){ + if(storecoefs){ for(i=0; i<6; i++){ dc[i]= s->dc_val[0][ s->block_index[i] ]; memcpy(ac[i], s->ac_val[0][s->block_index[i]], sizeof(int16_t)*16); @@ -2873,7 +2874,7 @@ static int encode_thread(AVCodecContext *c, void *arg){ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER /* wrong but unused */, pb, pb2, tex_pb, &dmin, &next_block, s->mv[mvdir][0][0], s->mv[mvdir][0][1]); if(best_s.qscale != qp){ - if(s->mb_intra && s->dc_val[0]){ + if(storecoefs){ for(i=0; i<6; i++){ s->dc_val[0][ s->block_index[i] ]= dc[i]; memcpy(s->ac_val[0][s->block_index[i]], ac[i], sizeof(int16_t)*16); |