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ffmpeg.wasm-core
Commit 238614de authored by Anton Khirnov's avatar Anton Khirnov
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cdgraphics: do not rely on get_buffer() initializing the frame. 

Setting it to zero (instead of 128, as the default get_buffer() does)
also produces more correctly-looking output.
parent 6ed9fc44
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Showing with 19 additions and 17 deletions
cmdutils.c
View file @ 238614de
......@@ -1566,7 +1566,7 @@ static int alloc_buffer(FrameBuffer **pool, AVCodecContext *s, FrameBuffer **pbu
/* XXX this shouldn't be needed, but some tests break without this line
* those decoders are buggy and need to be fixed.
* the following tests fail:
* cdgraphics, ansi, aasc, fraps-v1, qtrle-1bit
* ansi, aasc, fraps-v1, qtrle-1bit
*/
memset(buf->base[0], 128, ret);
......
libavcodec/cdgraphics.c
View file @ 238614de
......@@ -287,6 +287,8 @@ static int cdg_decode_frame(AVCodecContext *avctx,
av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
return ret;
}
if (!avctx->frame_number)
memset(cc->frame.data[0], 0, cc->frame.linesize[0] * avctx->height);
command = bytestream_get_byte(&buf);
inst = bytestream_get_byte(&buf);
......
tests/ref/fate/cdgraphics
View file @ 238614de
#tb 0: 1/300
0, 0, 0, 1, 194400, 0xd919c635
0, 1, 1, 1, 194400, 0xd919c635
0, 2, 2, 1, 194400, 0x516a1007
0, 3, 3, 1, 194400, 0x516a1007
0, 4, 4, 1, 194400, 0x516a1007
0, 5, 5, 1, 194400, 0x516a1007
0, 6, 6, 1, 194400, 0x516a1007
0, 7, 7, 1, 194400, 0x516a1007
0, 8, 8, 1, 194400, 0x516a1007
0, 9, 9, 1, 194400, 0x516a1007
0, 10, 10, 1, 194400, 0x516a1007
0, 11, 11, 1, 194400, 0x516a1007
0, 12, 12, 1, 194400, 0x516a1007
0, 13, 13, 1, 194400, 0x516a1007
0, 14, 14, 1, 194400, 0x516a1007
0, 15, 15, 1, 194400, 0x516a1007
0, 0, 0, 1, 194400, 0x46ad80da
0, 1, 1, 1, 194400, 0x46ad80da
0, 2, 2, 1, 194400, 0x9392c3b9
0, 3, 3, 1, 194400, 0x9392c3b9
0, 4, 4, 1, 194400, 0x9392c3b9
0, 5, 5, 1, 194400, 0x9392c3b9
0, 6, 6, 1, 194400, 0x9392c3b9
0, 7, 7, 1, 194400, 0x9392c3b9
0, 8, 8, 1, 194400, 0x9392c3b9
0, 9, 9, 1, 194400, 0x9392c3b9
0, 10, 10, 1, 194400, 0x9392c3b9
0, 11, 11, 1, 194400, 0x9392c3b9
0, 12, 12, 1, 194400, 0x9392c3b9
0, 13, 13, 1, 194400, 0x9392c3b9
0, 14, 14, 1, 194400, 0x9392c3b9
0, 15, 15, 1, 194400, 0x9392c3b9
0, 16, 16, 1, 194400, 0x46ad80da
0, 17, 17, 1, 194400, 0x46ad80da
0, 18, 18, 1, 194400, 0x46ad80da
......
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