openMpeg1Video()

Video fl::FileSystem::openMpeg1Video	(	const char *	path,
		fl::size	pixelsPerFrame,
		float	fps = 30.0f,
		fl::size	nFrameHistory = 0 )

Definition at line 82 of file file_system_codecs.cpp.hpp.

                                                                    {
    Video video(pixelsPerFrame, fps, nFrameHistory);
    fl::ifstream file = openRead(path);
    if (!file.is_open()) { video.setError(fl::string("Could not open MPEG1 file: ").append(path)); return video; }
    Mpeg1Config config;
    config.mode = Mpeg1Config::Streaming;
    config.targetFps = static_cast<fl::u16>(fps);
    config.looping = false;
    config.skipAudio = true;
    fl::string error_message;
    IDecoderPtr decoder = Mpeg1::createDecoder(config, &error_message);
    if (!decoder) { video.setError(fl::string("Failed to create MPEG1 decoder: ").append(error_message)); return video; }
    if (!decoder->begin(file.rdbuf())) {
        fl::string decoder_error; decoder->hasError(&decoder_error);
        video.setError(fl::string("Failed to initialize MPEG1 decoder: ").append(decoder_error)); return video;
    }
    fl::shared_ptr<Mpeg1FileHandle> mpeg1Stream = fl::make_shared<Mpeg1FileHandle>(decoder, pixelsPerFrame, path);
    if (!video.begin(mpeg1Stream)) { video.setError(fl::string("Failed to initialize video with MPEG1 stream")); return video; }
    return video;
}

References fl::Mpeg1::createDecoder(), fl::FL_NO_EXCEPT, fl::ifstream::is_open(), fl::third_party::Mpeg1Config::looping, fl::adl_barrier::make_shared(), fl::third_party::Mpeg1Config::mode, openRead(), fl::ifstream::rdbuf(), fl::third_party::Mpeg1Config::skipAudio, fl::third_party::Mpeg1Config::Streaming, and fl::third_party::Mpeg1Config::targetFps.

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