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resample: reject unhandled conversions

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audio_resample can not reduce the number of channels
This commit is contained in:
Janne Grunau 2011-10-23 00:31:16 +02:00
parent ec1ce86e7f
commit b2e56e08c9
1 changed files with 4 additions and 3 deletions
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7
libavcodec/resample.c
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@ -162,9 +162,10 @@ ReSampleContext *av_audio_resample_init(int output_channels, int input_channels,
MAX_CHANNELS); MAX_CHANNELS);
return NULL; return NULL;
} }
if (output_channels > 2 && if (output_channels != input_channels &&
!(output_channels == 6 && input_channels == 2) && (input_channels > 2 ||
output_channels != input_channels) { output_channels > 2 &&
!(output_channels == 6 && input_channels == 2))) {
av_log(NULL, AV_LOG_ERROR, av_log(NULL, AV_LOG_ERROR,
"Resampling output channel count must be 1 or 2 for mono input; 1, 2 or 6 for stereo input; or N for N channel input.\n"); "Resampling output channel count must be 1 or 2 for mono input; 1, 2 or 6 for stereo input; or N for N channel input.\n");
return NULL; return NULL;