Function FillAP

src/core/utils.cpp:65–87

}

void FillAP(FFMS_AudioProperties &AP, AVCodecContext *CTX, FFMS_Track &Frames) {
    AP.SampleFormat = static_cast<FFMS_SampleFormat>(av_get_packed_sample_fmt(CTX->sample_fmt));
    AP.BitsPerSample = av_get_bytes_per_sample(CTX->sample_fmt) * 8;
    AP.Channels = CTX->ch_layout.nb_channels;

    if (CTX->ch_layout.order == AV_CHANNEL_ORDER_NATIVE) {
        AP.ChannelLayout = CTX->ch_layout.u.mask;
    } else if (CTX->ch_layout.order == AV_CHANNEL_ORDER_UNSPEC) {
        AVChannelLayout ch = {};
        av_channel_layout_default(&ch, CTX->ch_layout.nb_channels);
        AP.ChannelLayout = ch.u.mask;
    } else {
        throw FFMS_Exception(FFMS_ERROR_DECODING, FFMS_ERROR_UNSUPPORTED, "Ambisonics and custom channel orders not supported");
    }

    AP.SampleRate = CTX->sample_rate;
    if (!Frames.empty()) {
        AP.NumSamples = (Frames.back()).SampleStart + (Frames.back()).SampleCount;
        AP.FirstTime = ((Frames.front().PTS * Frames.TB.Num) / (double)Frames.TB.Den) / 1000;
        AP.LastTime = ((Frames.back().PTS * Frames.TB.Num) / (double)Frames.TB.Den) / 1000;
        AP.LastEndTime = (((Frames.back().PTS + Frames.LastDuration) * Frames.TB.Num) / (double)Frames.TB.Den) / 1000;
    }
}

void LAVFOpenFile(const char *SourceFile, AVFormatContext *&FormatContext, int Track, const std::map<std::string, std::string> &LAVFOpts) {
    AVDictionary *Dict = nullptr;