update channel_layout by channels, for ffmpeg transcode opus to aac success (#2452)

4 years ago · d32d8c0da6
parent 9f5d011687
commit d32d8c0da6
1 changed files with 2 additions and 0 deletions
--- a/trunk/src/app/srs_app_rtc_codec.cpp
+++ b/trunk/src/app/srs_app_rtc_codec.cpp
@ -148,6 +148,8 @@ srs_error_t SrsAudioTranscoder::init_dec(SrsAudioCodecId src_codec)
        return srs_error_new(ERROR_RTC_RTP_MUXER, "Could not open codec");
    }
    
+    dec_->channel_layout = av_get_default_channel_layout(dec_->channels);
+
    dec_frame_ = av_frame_alloc();
    if (!dec_frame_) {
        return srs_error_new(ERROR_RTC_RTP_MUXER, "Could not allocate audio decode out frame");