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author | Alberto Delmás <adelmas@gmail.com> | 2012-09-02 12:42:01 +0200 |
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committer | Kostya Shishkov <kostya.shishkov@gmail.com> | 2012-09-03 14:39:19 +0200 |
commit | a97ee41bee60b2075c84e2ce6bb441304698744c (patch) | |
tree | 4b615750c961e97d1f959e82e248ecb09bf67fda /libavcodec/mss2.c | |
parent | eb239a577fcf1f19cdaa7aeb6e6586a172ee59c1 (diff) | |
download | ffmpeg-a97ee41bee60b2075c84e2ce6bb441304698744c.tar.gz |
mss12: move SliceContexts out of the common context into the codec contexts
Signed-off-by: Kostya Shishkov <kostya.shishkov@gmail.com>
Diffstat (limited to 'libavcodec/mss2.c')
-rw-r--r-- | libavcodec/mss2.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/libavcodec/mss2.c b/libavcodec/mss2.c index 2a0bf47cde..e4c854a01e 100644 --- a/libavcodec/mss2.c +++ b/libavcodec/mss2.c @@ -671,14 +671,18 @@ static int mss2_decode_frame(AVCodecContext *avctx, void *data, int *data_size, buf += get_bits_count(&gb) >> 3; buf_size -= get_bits_count(&gb) >> 3; } else { - if (keyframe) - ff_mss12_codec_reset(c); + if (keyframe) { + c->corrupted = 0; + ff_mss12_slicecontext_reset(&ctx->sc[0]); + if (c->slice_split) + ff_mss12_slicecontext_reset(&ctx->sc[1]); + } else if (c->corrupted) return AVERROR_INVALIDDATA; bytestream2_init(&gB, buf, buf_size + ARITH2_PADDING); arith2_init(&acoder, &gB); c->keyframe = keyframe; - if (c->corrupted = ff_mss12_decode_rect(&c->sc[0], &acoder, 0, 0, + if (c->corrupted = ff_mss12_decode_rect(&ctx->sc[0], &acoder, 0, 0, avctx->width, ctx->split_position)) return AVERROR_INVALIDDATA; @@ -690,7 +694,7 @@ static int mss2_decode_frame(AVCodecContext *avctx, void *data, int *data_size, return AVERROR_INVALIDDATA; bytestream2_init(&gB, buf, buf_size + ARITH2_PADDING); arith2_init(&acoder, &gB); - if (c->corrupted = ff_mss12_decode_rect(&c->sc[1], &acoder, 0, + if (c->corrupted = ff_mss12_decode_rect(&ctx->sc[1], &acoder, 0, ctx->split_position, avctx->width, avctx->height - ctx->split_position)) @@ -830,7 +834,7 @@ static av_cold int mss2_decode_init(AVCodecContext *avctx) int ret; c->avctx = avctx; avctx->coded_frame = &ctx->pic; - if (ret = ff_mss12_decode_init(c, 1)) + if (ret = ff_mss12_decode_init(c, 1, &ctx->sc[0], &ctx->sc[1])) return ret; c->pal_stride = c->mask_stride; c->pal_pic = av_malloc(c->pal_stride * avctx->height); |