open()

bool MayaFlux::IO::FFmpegDemuxContext::open

(

const std::string &

filepath

)

Open a media file and probe stream information.

Parameters

filepath

Absolute or relative path to the media file.

Returns

True on success; false sets internal error string.

Definition at line 36 of file FFmpegDemuxContext.cpp.

{
    close();
    init_ffmpeg();
 
    if (avformat_open_input(&format_context, filepath.c_str(), nullptr, nullptr) < 0) {
        m_last_error = "avformat_open_input failed: " + filepath;
        return false;
    }
 
    if (avformat_find_stream_info(format_context, nullptr) < 0) {
        avformat_close_input(&format_context);
        m_last_error = "avformat_find_stream_info failed: " + filepath;
        return false;
    }
 
    return true;
}

References close(), format_context, init_ffmpeg(), and m_last_error.

Referenced by MayaFlux::IO::SoundFileReader::can_read().

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