- if ( input_channels > 2)
- {
- av_log(NULL, AV_LOG_ERROR, "Resampling with input channels greater than 2 unsupported.\n");
+ if (input_channels > MAX_CHANNELS) {
+ av_log(NULL, AV_LOG_ERROR,
+ "Resampling with input channels greater than %d is unsupported.\n",
+ MAX_CHANNELS);
+ return NULL;
+ }
+ if (output_channels > 2 &&
+ !(output_channels == 6 && input_channels == 2) &&
+ output_channels != input_channels) {
+ 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");