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https://gitlab.winehq.org/wine/wine-gecko.git
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77 lines
1.5 KiB
C
77 lines
1.5 KiB
C
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#if !defined(MediaInfo_h)
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#define MediaInfo_h
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#include "nsSize.h"
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#include "nsRect.h"
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#include "ImageTypes.h"
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namespace mozilla {
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// Stores info relevant to presenting media frames.
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class VideoInfo {
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public:
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VideoInfo()
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: mDisplay(0,0)
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, mStereoMode(StereoMode::MONO)
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, mHasVideo(false)
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{}
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// Size in pixels at which the video is rendered. This is after it has
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// been scaled by its aspect ratio.
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nsIntSize mDisplay;
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// Indicates the frame layout for single track stereo videos.
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StereoMode mStereoMode;
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// True if we have an active video bitstream.
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bool mHasVideo;
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};
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class AudioInfo {
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public:
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AudioInfo()
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: mRate(44100)
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, mChannels(2)
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, mHasAudio(false)
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{}
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// Sample rate.
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uint32_t mRate;
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// Number of audio channels.
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uint32_t mChannels;
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// True if we have an active audio bitstream.
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bool mHasAudio;
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};
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class MediaInfo {
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public:
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bool HasVideo() const
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{
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return mVideo.mHasVideo;
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}
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bool HasAudio() const
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{
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return mAudio.mHasAudio;
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}
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bool HasValidMedia() const
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{
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return HasVideo() || HasAudio();
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}
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VideoInfo mVideo;
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AudioInfo mAudio;
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};
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} // namespace mozilla
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#endif // MediaInfo_h
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