From 11177a4d82da8f4987bf6dc755461be6a4e750c5 Mon Sep 17 00:00:00 2001 From: Jason Garrett-Glaser Date: Mon, 13 Jun 2011 10:21:46 -0700 Subject: [PATCH] Fix SVQ3 after adding 4:4:4 H.264 support --- libavcodec/svq3.c | 26 +++++++++++++++----------- 1 file changed, 15 insertions(+), 11 deletions(-) diff --git a/libavcodec/svq3.c b/libavcodec/svq3.c index 7cde5e5552..23ab209312 100644 --- a/libavcodec/svq3.c +++ b/libavcodec/svq3.c @@ -633,8 +633,9 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) memset(h->intra4x4_pred_mode+h->mb2br_xy[mb_xy], DC_PRED, 8); } if (!IS_SKIP(mb_type) || s->pict_type == AV_PICTURE_TYPE_B) { - memset(h->non_zero_count_cache + 8, 0, 4*9*sizeof(uint8_t)); - s->dsp.clear_blocks(h->mb); + memset(h->non_zero_count_cache + 8, 0, 14*8*sizeof(uint8_t)); + s->dsp.clear_blocks(h->mb+ 0); + s->dsp.clear_blocks(h->mb+384); } if (!IS_INTRA16x16(mb_type) && (!IS_SKIP(mb_type) || s->pict_type == AV_PICTURE_TYPE_B)) { @@ -654,8 +655,8 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) } } if (IS_INTRA16x16(mb_type)) { - AV_ZERO128(h->mb_luma_dc+0); - AV_ZERO128(h->mb_luma_dc+8); + AV_ZERO128(h->mb_luma_dc[0]+0); + AV_ZERO128(h->mb_luma_dc[0]+8); if (svq3_decode_block(&s->gb, h->mb_luma_dc, 0, 1)){ av_log(h->s.avctx, AV_LOG_ERROR, "error while decoding intra luma dc\n"); return -1; @@ -681,20 +682,23 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) } if ((cbp & 0x30)) { - for (i = 0; i < 2; ++i) { - if (svq3_decode_block(&s->gb, &h->mb[16*(16 + 4*i)], 0, 3)){ + for (i = 1; i < 3; ++i) { + if (svq3_decode_block(&s->gb, &h->mb[16*16*i], 0, 3)){ av_log(h->s.avctx, AV_LOG_ERROR, "error while decoding chroma dc block\n"); return -1; } } if ((cbp & 0x20)) { - for (i = 0; i < 8; i++) { - h->non_zero_count_cache[ scan8[16+i] ] = 1; + for (i = 1; i < 3; i++) { + for (j = 0; j < 4; j++) { + k = 16*i + j; + h->non_zero_count_cache[ scan8[k] ] = 1; - if (svq3_decode_block(&s->gb, &h->mb[16*(16 + i)], 1, 1)){ - av_log(h->s.avctx, AV_LOG_ERROR, "error while decoding chroma ac block\n"); - return -1; + if (svq3_decode_block(&s->gb, &h->mb[16*k], 1, 1)){ + av_log(h->s.avctx, AV_LOG_ERROR, "error while decoding chroma ac block\n"); + return -1; + } } } }