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| author | Kostya Shishkov <kostya.shishkov@gmail.com> | 2013-05-25 12:35:12 +0200 |
|---|---|---|
| committer | Kostya Shishkov <kostya.shishkov@gmail.com> | 2013-05-28 14:10:58 +0200 |
| commit | 2cf5d291104d38771407441193bc1fd931aa9984 (patch) | |
| tree | a6200c93d6620670b50b69e5def5da7b0d9982e4 | |
| parent | 6647aa0426e73839b9b1d1c9d86188f469167531 (diff) | |
| download | ffmpeg-2cf5d291104d38771407441193bc1fd931aa9984.tar.gz | |
indeo4: reuse context block VLC for band instead of defaulting
Currently if no custom block VLC is specified for band, a default block VLC
will be used, while the global block VLC stored in the context should be used
instead.
This fixes decoding of one sample I have.
| -rw-r--r-- | libavcodec/indeo4.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/libavcodec/indeo4.c b/libavcodec/indeo4.c index eb34688775..75714350a4 100644 --- a/libavcodec/indeo4.c +++ b/libavcodec/indeo4.c @@ -362,9 +362,12 @@ static int decode_band_hdr(IVI45DecContext *ctx, IVIBandDesc *band, } /* decode block huffman codebook */ - if (ff_ivi_dec_huff_desc(&ctx->gb, get_bits1(&ctx->gb), IVI_BLK_HUFF, - &band->blk_vlc, avctx)) - return AVERROR_INVALIDDATA; + if (!get_bits1(&ctx->gb)) + band->blk_vlc.tab = ctx->blk_vlc.tab; + else + if (ff_ivi_dec_huff_desc(&ctx->gb, 1, IVI_BLK_HUFF, + &band->blk_vlc, avctx)) + return AVERROR_INVALIDDATA; /* select appropriate rvmap table for this band */ band->rvmap_sel = get_bits1(&ctx->gb) ? get_bits(&ctx->gb, 3) : 8; |