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ffmpeg.wasm-core
Commit d70231f0 authored by Boris Maksalov's avatar Boris Maksalov Committed by Michael Niedermayer
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Fix reading past the end of frame buffer. 

Signed-off-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parent bd922050
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Showing with 6 additions and 6 deletions
libavcodec/proresenc_kostya.c
View file @ d70231f0
......@@ -254,24 +254,24 @@ static void get_slice_data(ProresContext *ctx, const uint16_t *src,
ctx->dsp.fdct(esrc, elinesize, blocks);
blocks += 64;
if (blocks_per_mb > 2) {
ctx->dsp.fdct(src + 8, linesize, blocks);
ctx->dsp.fdct(esrc + 8, elinesize, blocks);
blocks += 64;
}
ctx->dsp.fdct(src + linesize * 4, linesize, blocks);
ctx->dsp.fdct(esrc + elinesize * 4, elinesize, blocks);
blocks += 64;
if (blocks_per_mb > 2) {
ctx->dsp.fdct(src + linesize * 4 + 8, linesize, blocks);
ctx->dsp.fdct(esrc + elinesize * 4 + 8, elinesize, blocks);
blocks += 64;
}
} else {
ctx->dsp.fdct(esrc, elinesize, blocks);
blocks += 64;
ctx->dsp.fdct(src + linesize * 4, linesize, blocks);
ctx->dsp.fdct(esrc + elinesize * 4, elinesize, blocks);
blocks += 64;
if (blocks_per_mb > 2) {
ctx->dsp.fdct(src + 8, linesize, blocks);
ctx->dsp.fdct(esrc + 8, elinesize, blocks);
blocks += 64;
ctx->dsp.fdct(src + linesize * 4 + 8, linesize, blocks);
ctx->dsp.fdct(esrc + elinesize * 4 + 8, elinesize, blocks);
blocks += 64;
}
}
......
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