qgst_play.cpp

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// Copyright (C) 2024 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#include <common/qgst_play_p.h>
 
QT_BEGIN_NAMESPACE
 
namespace QGstPlaySupport {
 
VideoInfo parseGstPlayVideoInfo(const GstPlayVideoInfo *info)
{
    VideoInfo videoInfo;
 
    videoInfo.bitrate = gst_play_video_info_get_bitrate(info);
    videoInfo.maxBitrate = gst_play_video_info_get_max_bitrate(info);
 
    videoInfo.size = QSize{
        gst_play_video_info_get_width(info),
        gst_play_video_info_get_height(info),
    };
 
    {
        gint nom, denom;
        gst_play_video_info_get_framerate(info, &nom, &denom);
        videoInfo.framerate = Fraction{
            nom,
            denom,
        };
    }
 
    {
        guint nom, denom;
        gst_play_video_info_get_pixel_aspect_ratio(info, &nom, &denom);
        videoInfo.pixelAspectRatio = Fraction{
            int(nom),
            int(denom),
        };
    }
 
    return videoInfo;
}
 
AudioInfo parseGstPlayAudioInfo(const GstPlayAudioInfo *info)
{
    AudioInfo audioInfo;
    audioInfo.channels = gst_play_audio_info_get_channels(info);
    audioInfo.sampleRate = gst_play_audio_info_get_sample_rate(info);
    audioInfo.bitrate = gst_play_audio_info_get_bitrate(info);
    audioInfo.maxBitrate = gst_play_audio_info_get_max_bitrate(info);
 
    audioInfo.language = QLocale::codeToLanguage(
            QString::fromUtf8(gst_play_audio_info_get_language(info)), QLocale::AnyLanguageCode);
 
    return audioInfo;
}
 
SubtitleInfo parseGstPlaySubtitleInfo(const GstPlaySubtitleInfo *info)
{
    SubtitleInfo subtitleInfo;
 
    subtitleInfo.language = QLocale::codeToLanguage(
            QString::fromUtf8(gst_play_subtitle_info_get_language(info)), QLocale::AnyLanguageCode);
 
    return subtitleInfo;
}
 
int getStreamIndex(const GstPlayStreamInfo *info)
{
    if (info == nullptr)
        return -1;
 
    return gst_play_stream_info_get_index(info);
}
 
} // namespace QGstPlaySupport
 
QT_END_NAMESPACE