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af_ashowinfo: adopt used plane size when computing the plane checksum

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Fix checksum computation when the used plane size is different from the
allocated plane size, as it was wrongly assumed.
This commit is contained in:
Stefano Sabatini
2011-10-16 00:44:22 +02:00
parent 7d2e4673b1
commit cc6b8c4b61
1 changed files with 4 additions and 1 deletions
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libavfilter/af_ashowinfo.c
+4 -1
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@@ -45,10 +45,13 @@ static void filter_samples(AVFilterLink *inlink, AVFilterBufferRef *samplesref)
uint32_t plane_checksum[8] = {0}, checksum = 0;
char chlayout_str[128];
int plane;
int linesize =
av_get_channel_layout_nb_channels(samplesref->audio->channel_layout) *
samplesref->audio->nb_samples *
av_get_bytes_per_sample(samplesref->format);
for (plane = 0; samplesref->data[plane] && plane < 8; plane++) {
uint8_t *data = samplesref->data[plane];
int linesize = samplesref->linesize[plane];
plane_checksum[plane] = av_adler32_update(plane_checksum[plane],
data, linesize);