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author | Einar Johan Trøan Sømåen | 2012-07-21 18:19:07 +0200 |
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committer | Einar Johan Trøan Sømåen | 2012-07-21 19:15:33 +0200 |
commit | 5683f076331d2831eb4720b65bb53e8d01ca33ee (patch) | |
tree | 4357d989476643db887d5f5a95f6fd165afd0514 /engines/wintermute/video/video_theora_player.cpp | |
parent | 0622b2c5b8260c0f0c01122d6fbc5e10013d1613 (diff) | |
download | scummvm-rg350-5683f076331d2831eb4720b65bb53e8d01ca33ee.tar.gz scummvm-rg350-5683f076331d2831eb4720b65bb53e8d01ca33ee.tar.bz2 scummvm-rg350-5683f076331d2831eb4720b65bb53e8d01ca33ee.zip |
WINTERMUTE: Rename CamelCased filenames to prefixed_under_score-filenames
This is mostly a lead-up to namespacing the Ad/Base folders, and then
possibly removing the prefixes from the files, it also has the added
benefit of getting rid of the odd case-typos that makes for issues
on platforms that don't ignore case.
Diffstat (limited to 'engines/wintermute/video/video_theora_player.cpp')
-rw-r--r-- | engines/wintermute/video/video_theora_player.cpp | 850 |
1 files changed, 850 insertions, 0 deletions
diff --git a/engines/wintermute/video/video_theora_player.cpp b/engines/wintermute/video/video_theora_player.cpp new file mode 100644 index 0000000000..e3c120ff86 --- /dev/null +++ b/engines/wintermute/video/video_theora_player.cpp @@ -0,0 +1,850 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +/* + * This file is based on WME Lite. + * http://dead-code.org/redir.php?target=wmelite + * Copyright (c) 2011 Jan Nedoma + */ + + +#include "engines/wintermute/dcgf.h" +#include "engines/wintermute/video/video_theora_player.h" +#include "engines/wintermute/base/base.h" +#include "engines/wintermute/base/base_game.h" +#include "engines/wintermute/base/base_file_manager.h" +#include "engines/wintermute/base/gfx/osystem/base_surface_osystem.h" +#include "engines/wintermute/base/gfx/base_image.h" +#include "engines/wintermute/base/sound/base_sound_manager.h" +#include "engines/wintermute/utils/utils.h" +#include "engines/wintermute/platform_osystem.h" +#include "engines/wintermute/video/decoders/theora_decoder.h" +#include "common/system.h" +//#pragma comment(lib, "libtheora.lib") + +namespace WinterMute { + +IMPLEMENT_PERSISTENT(CVidTheoraPlayer, false) + +////////////////////////////////////////////////////////////////////////// +CVidTheoraPlayer::CVidTheoraPlayer(CBGame *inGame): CBBase(inGame) { + SetDefaults(); +} + +////////////////////////////////////////////////////////////////////////// +void CVidTheoraPlayer::SetDefaults() { + + _file = NULL; + _filename = ""; + _startTime = 0; + _looping = false; + + _freezeGame = false; + _currentTime = 0; + + _state = THEORA_STATE_NONE; + + _videoFrameReady = false; + _audioFrameReady = false; + _videobufTime = 0; + + _playbackStarted = false; + _dontDropFrames = false; + + _texture = NULL; + _alphaImage = NULL; + _alphaFilename = ""; + + _frameRendered = false; + + _seekingKeyframe = false; + _timeOffset = 0.0f; + + _posX = _posY = 0; + _playbackType = VID_PLAY_CENTER; + _playZoom = 0.0f; + + _savedState = THEORA_STATE_NONE; + _savedPos = 0; + _volume = 100; + _theoraDecoder = NULL; +#if 0 + _vorbisStreams = _theoraStreams = 0; + + GenLookupTables(); + + _subtitler = NULL; +#endif +} + +////////////////////////////////////////////////////////////////////////// +CVidTheoraPlayer::~CVidTheoraPlayer(void) { + cleanup(); + + /* SAFE_DELETE_ARRAY(_filename); + SAFE_DELETE_ARRAY(_alphaFilename); + SAFE_DELETE(_texture); + SAFE_DELETE(_alphaImage);*/ +// SAFE_DELETE(_subtitler); +} + +////////////////////////////////////////////////////////////////////////// +void CVidTheoraPlayer::cleanup() { + if (_file) { + _gameRef->_fileManager->closeFile(_file); + _file = NULL; + } + + _surface.free(); + delete _theoraDecoder; + _theoraDecoder = NULL; + delete _alphaImage; + _alphaImage = NULL; + delete _texture; + _texture = NULL; +#if 0 + if (m_Sound) { + _gameRef->m_SoundMgr->RemoveSound(m_Sound); + m_Sound = NULL; + } + + SAFE_DELETE_ARRAY(m_AudioBuf); + m_AudioBufFill = 0; + m_AudioBufSize = 0; +#endif +} + +////////////////////////////////////////////////////////////////////////// +bool CVidTheoraPlayer::initialize(const Common::String &filename, const Common::String &subtitleFile) { + cleanup(); + + _filename = filename; + _file = _gameRef->_fileManager->openFile(filename, true, false); + if (!_file) return STATUS_FAILED; + + //if (Filename != _filename) CBUtils::setString(&_filename, filename); +#if defined (USE_THEORADEC) + _theoraDecoder = new TheoraDecoder(); +#else + return STATUS_FAILED; +#endif + _theoraDecoder->loadStream(_file); + + if (!_theoraDecoder->isVideoLoaded()) + return STATUS_FAILED; + + _state = THEORA_STATE_PAUSED; + + // Additional setup. + _surface.create(_theoraDecoder->getWidth(), _theoraDecoder->getHeight(), _theoraDecoder->getPixelFormat()); + _texture = new CBSurfaceOSystem(_gameRef); + _texture->create(_theoraDecoder->getWidth(), _theoraDecoder->getHeight()); + _state = THEORA_STATE_PLAYING; + _playZoom = 100; + + return STATUS_OK; +#if 0 + cleanup(); + + _file = _gameRef->_fileManager->openFile(filename); + if (!_file) return STATUS_FAILED; + + if (Filename != _filename) CBUtils::setString(&_filename, filename); + + // start up Ogg stream synchronization layer + ogg_sync_init(&m_OggSyncState); + + // init supporting Vorbis structures needed in header parsing + vorbis_comment_init(&m_VorbisComment); + vorbis_info_init(&m_VorbisInfo); + + // init supporting Theora structures needed in header parsing + theora_comment_init(&m_TheoraComment); + theora_info_init(&m_TheoraInfo); + + + + // Ogg file open; parse the headers + // Only interested in Vorbis/Theora streams + ogg_packet TempOggPacket; + bool IsDone = false; + while (!IsDone) { + int BytesRead = BufferData(&m_OggSyncState); + if (BytesRead == 0) break; + + while (ogg_sync_pageout(&m_OggSyncState, &m_OggPage) > 0) { + ogg_stream_state OggStateTest; + + // is this a mandated initial header? If not, stop parsing + if (!ogg_page_bos(&m_OggPage)) { + // don't leak the page; get it into the appropriate stream + if (m_TheoraStreams) + ogg_stream_pagein(&m_TheoraStreamState, &m_OggPage); + if (m_VorbisStreams) + ogg_stream_pagein(&m_VorbisStreamState, &m_OggPage); + + IsDone = true; + break; + } + + ogg_stream_init(&OggStateTest, ogg_page_serialno(&m_OggPage)); + ogg_stream_pagein(&OggStateTest, &m_OggPage); + ogg_stream_packetout(&OggStateTest, &TempOggPacket); + + // identify the codec: try theora + if (!m_TheoraStreams && theora_decode_header(&m_TheoraInfo, &m_TheoraComment, &TempOggPacket) >= 0) { + // it is theora + memcpy(&m_TheoraStreamState, &OggStateTest, sizeof(OggStateTest)); + m_TheoraStreams = 1; + } else if (!m_VorbisStreams && vorbis_synthesis_headerin(&m_VorbisInfo, &m_VorbisComment, &TempOggPacket) >= 0) { + // it is vorbis + memcpy(&m_VorbisStreamState, &OggStateTest, sizeof(OggStateTest)); + m_VorbisStreams = 1; + } else { + // whatever it is, we don't care about it + ogg_stream_clear(&OggStateTest); + } + } + } + + // we're expecting more header packets + while ((m_TheoraStreams && m_TheoraStreams < 3) || (m_VorbisStreams && m_VorbisStreams < 3)) { + int Ret; + + // look for further theora headers + while (m_TheoraStreams && (m_TheoraStreams < 3) && (Ret = ogg_stream_packetout(&m_TheoraStreamState, &TempOggPacket))) { + if (Ret < 0) { + _gameRef->LOG(0, "Error parsing Theora stream headers; corrupt stream?"); + return STATUS_FAILED; + } + if (theora_decode_header(&m_TheoraInfo, &m_TheoraComment, &TempOggPacket)) { + _gameRef->LOG(0, "Error parsing Theora stream headers; corrupt stream?"); + return STATUS_FAILED; + } + m_TheoraStreams++; + if (m_TheoraStreams == 3) break; + } + + /* look for more vorbis header packets */ + while (m_VorbisStreams && (m_VorbisStreams < 3) && (Ret = ogg_stream_packetout(&m_VorbisStreamState, &TempOggPacket))) { + if (Ret < 0) { + _gameRef->LOG(0, "Error parsing Vorbis stream headers; corrupt stream?"); + return STATUS_FAILED; + } + if (vorbis_synthesis_headerin(&m_VorbisInfo, &m_VorbisComment, &TempOggPacket)) { + _gameRef->LOG(0, "Error parsing Vorbis stream headers; corrupt stream?"); + return STATUS_FAILED; + } + m_VorbisStreams++; + if (m_VorbisStreams == 3) break; + } + + // The header pages/packets will arrive before anything else we + // care about, or the stream is not obeying spec + if (ogg_sync_pageout(&m_OggSyncState, &m_OggPage) > 0) { + if (m_TheoraStreams) + ogg_stream_pagein(&m_TheoraStreamState, &m_OggPage); + if (m_VorbisStreams) + ogg_stream_pagein(&m_VorbisStreamState, &m_OggPage); + } else { + int Ret = BufferData(&m_OggSyncState); // someone needs more data + if (Ret == 0) { + _gameRef->LOG(0, "End of file while searching for codec headers"); + return STATUS_FAILED; + } + } + } + + + + // and now we have it all. initialize decoders + if (m_TheoraStreams) { + theora_decode_init(&m_TheoraState, &m_TheoraInfo); + } else { + // tear down the partial theora setup + theora_info_clear(&m_TheoraInfo); + theora_comment_clear(&m_TheoraComment); + } + + if (m_VorbisStreams) { + vorbis_synthesis_init(&m_VorbisDSPState, &m_VorbisInfo); + vorbis_block_init(&m_VorbisDSPState, &m_VorbisBlock); + + } else { + // tear down the partial vorbis setup + vorbis_info_clear(&m_VorbisInfo); + vorbis_comment_clear(&m_VorbisComment); + } + + bool Res = STATUS_OK; + + // create sound buffer + if (m_VorbisStreams && _gameRef->m_SoundMgr->m_SoundAvailable) { + m_Sound = new CBSoundTheora(_gameRef); + _gameRef->m_SoundMgr->AddSound(m_Sound); + if (DID_FAIL(Res = m_Sound->InitializeBuffer(this))) { + _gameRef->m_SoundMgr->RemoveSound(m_Sound); + m_Sound = NULL; + _gameRef->LOG(Res, "Error initializing sound buffer for Theora file '%s'", filename); + } else { + SAFE_DELETE_ARRAY(m_AudioBuf); + m_AudioBufSize = m_Sound->m_StreamBlockSize; + m_AudioBuf = new ogg_int16_t[m_AudioBufSize]; + } + } + + // create texture + if (m_TheoraStreams && !m_Texture) { + if (_gameRef->m_UseD3D) + m_Texture = new CBSurfaceD3D(_gameRef); + else + m_Texture = new CBSurfaceDD(_gameRef); + + if (!m_Texture || DID_FAIL(Res = m_Texture->Create(m_TheoraInfo.width, m_TheoraInfo.height))) { + SAFE_DELETE(m_Texture); + } + } + + + if (!m_Subtitler) m_Subtitler = new CVidSubtitler(_gameRef); + if (m_Subtitler && _gameRef->m_VideoSubtitles) m_Subtitler->LoadSubtitles(filename, SubtitleFile); + + return Res; +#endif + return STATUS_FAILED; +} + + +////////////////////////////////////////////////////////////////////////// +bool CVidTheoraPlayer::resetStream() { + warning("VidTheoraPlayer::resetStream - stubbed"); +#if 0 + if (_sound) _sound->Stop(); + + m_TimeOffset = 0.0f; + Initialize(m_Filename); + Play(m_PlaybackType, m_PosX, m_PosY, false, false, m_Looping, 0, m_PlayZoom); +#endif + return STATUS_OK; +} + +////////////////////////////////////////////////////////////////////////// +bool CVidTheoraPlayer::play(TVideoPlayback type, int x, int y, bool freezeGame, bool freezeMusic, bool looping, uint32 startTime, float forceZoom, int volume) { + if (forceZoom < 0.0f) + forceZoom = 100.0f; + if (volume < 0) + _volume = _gameRef->_soundMgr->getVolumePercent(Audio::Mixer::kSFXSoundType); + else _volume = volume; + + _freezeGame = freezeGame; + + if (!_playbackStarted && _freezeGame) + _gameRef->freeze(freezeMusic); + + _playbackStarted = false; + float width, height; + if (_theoraDecoder) { + _surface.copyFrom(*_theoraDecoder->decodeNextFrame()); + _state = THEORA_STATE_PLAYING; + _looping = looping; + _playbackType = type; + + _startTime = startTime; + _volume = volume; + _posX = x; + _posY = y; + _playZoom = forceZoom; + + width = (float)_theoraDecoder->getWidth(); + height = (float)_theoraDecoder->getHeight(); + } else { + width = (float)_gameRef->_renderer->_width; + height = (float)_gameRef->_renderer->_height; + } + + switch (type) { + case VID_PLAY_POS: + _playZoom = forceZoom; + _posX = x; + _posY = y; + break; + + case VID_PLAY_STRETCH: { + float ZoomX = (float)((float)_gameRef->_renderer->_width / width * 100); + float ZoomY = (float)((float)_gameRef->_renderer->_height / height * 100); + _playZoom = MIN(ZoomX, ZoomY); + _posX = (int)((_gameRef->_renderer->_width - width * (_playZoom / 100)) / 2); + _posY = (int)((_gameRef->_renderer->_height - height * (_playZoom / 100)) / 2); + } + break; + + case VID_PLAY_CENTER: + _playZoom = 100.0f; + _posX = (int)((_gameRef->_renderer->_width - width) / 2); + _posY = (int)((_gameRef->_renderer->_height - height) / 2); + break; + } + return STATUS_OK; +#if 0 + + m_State = THEORA_STATE_PLAYING; + + m_Looping = Looping; + m_PlaybackType = Type; + + float Width, Height; + if (m_TheoraStreams) { + Width = (float)m_TheoraInfo.width; + Height = (float)m_TheoraInfo.height; + } else { + Width = (float)_gameRef->m_Renderer->m_Width; + Height = (float)_gameRef->m_Renderer->m_Height; + } + + switch (Type) { + case VID_PLAY_POS: + m_PlayZoom = ForceZoom; + m_PosX = X; + m_PosY = Y; + break; + + case VID_PLAY_STRETCH: { + float ZoomX = (float)((float)_gameRef->m_Renderer->m_Width / Width * 100); + float ZoomY = (float)((float)_gameRef->m_Renderer->m_Height / Height * 100); + m_PlayZoom = min(ZoomX, ZoomY); + m_PosX = (_gameRef->m_Renderer->m_Width - Width * (m_PlayZoom / 100)) / 2; + m_PosY = (_gameRef->m_Renderer->m_Height - Height * (m_PlayZoom / 100)) / 2; + } + break; + + case VID_PLAY_CENTER: + m_PlayZoom = 100.0f; + m_PosX = (_gameRef->m_Renderer->m_Width - Width) / 2; + m_PosY = (_gameRef->m_Renderer->m_Height - Height) / 2; + break; + } + + + if (StartTime) SeekToTime(StartTime); + + Update(); +#endif + return STATUS_FAILED; +} + +////////////////////////////////////////////////////////////////////////// +bool CVidTheoraPlayer::stop() { + _theoraDecoder->close(); + _state = THEORA_STATE_FINISHED; + if (_freezeGame) { + _gameRef->unfreeze(); + } +#if 0 + if (m_Sound) m_Sound->Stop(); + m_State = THEORA_STATE_FINISHED; + if (m_FreezeGame) _gameRef->Unfreeze(); +#endif + return STATUS_OK; +} + +////////////////////////////////////////////////////////////////////////// +bool CVidTheoraPlayer::update() { + _currentTime = _freezeGame ? _gameRef->_liveTimer : _gameRef->_timer; + + if (!isPlaying()) return STATUS_OK; + + if (_playbackStarted /*&& m_Sound && !m_Sound->IsPlaying()*/) return STATUS_OK; + + if (_playbackStarted && !_freezeGame && _gameRef->_state == GAME_FROZEN) return STATUS_OK; + + if (_theoraDecoder) { + if (_theoraDecoder->endOfVideo() && _looping) { + warning("Should loop movie"); + _theoraDecoder->rewind(); + } else if (_theoraDecoder->endOfVideo() && !_looping) { + warning("Finished movie"); + _state = THEORA_STATE_FINISHED; + _playbackStarted = false; + if (_freezeGame) _gameRef->unfreeze(); + } + if (_state == THEORA_STATE_PLAYING) { + if (_theoraDecoder->getTimeToNextFrame() == 0) { + _surface.copyFrom(*_theoraDecoder->decodeNextFrame()); + if (_texture) { + WriteVideo(); + } + } + return STATUS_OK; + } + } + // Skip the busy-loop? + if ((!_texture || !_videoFrameReady) && !_theoraDecoder->endOfVideo()) { + // end playback + if (!_looping) { + _state = THEORA_STATE_FINISHED; + if (_freezeGame) _gameRef->unfreeze(); + return STATUS_OK; + } else { + resetStream(); + return STATUS_OK; + } + } + +#if 0 + m_CurrentTime = m_FreezeGame ? _gameRef->m_LiveTimer : _gameRef->m_Timer; + + if (!IsPlaying()) return STATUS_OK; + + if (m_PlaybackStarted && m_Sound && !m_Sound->IsPlaying()) return STATUS_OK; + + if (m_PlaybackStarted && !m_FreezeGame && _gameRef->m_State == GAME_FROZEN) return STATUS_OK; + + int Counter = 0; + while (true) { + if (m_Sound) DecodeVorbis(); + else m_AudioFrameReady = true; + + if (m_Texture) DecodeTheora(); + else m_VideoFrameReady = true; + + if ((!m_Sound || !m_AudioFrameReady) && (!m_Texture || !m_VideoFrameReady) && m_File->IsEOF()) { + // end playback + if (!m_Looping) { + m_State = THEORA_STATE_FINISHED; + if (m_Sound) m_Sound->Stop(); + if (m_FreezeGame) _gameRef->Unfreeze(); + break; + } else { + ResetStream(); + return STATUS_OK; + } + } + + + if (!m_VideoFrameReady || !m_AudioFrameReady) { + Counter++; + if (StreamInData() == 0) break; + } else break; + } + + + // If playback has begun, top audio buffer off immediately. + //if(m_Sound) WriteAudio(); + + // are we at or past time for this video frame? + if (m_PlaybackStarted && m_VideoFrameReady && (!m_FrameRendered || m_VideobufTime <= GetMovieTime())) { + //_gameRef->LOG(0, "%f %f", m_VideobufTime, GetMovieTime()); + if (m_Texture) WriteVideo(); + m_VideoFrameReady = false; + + if (m_SavedState == THEORA_STATE_PAUSED) { + Pause(); + m_SavedState = THEORA_STATE_NONE; + } + } + + // if our buffers either don't exist or are ready to go, + // we can begin playback + bool StartNow = false; + if ((!m_TheoraStreams || m_VideoFrameReady) && + (!m_VorbisStreams || m_AudioFrameReady)) StartNow = true; + // same if we've run out of input + if (m_File->IsEOF()) StartNow = true; + + + if (m_Sound) WriteAudio(); + + + if (!m_PlaybackStarted && StartNow && !m_SeekingKeyframe) { + //m_StartTime = timeGetTime(); + m_StartTime = m_CurrentTime; + if (m_Sound) { + m_Sound->SetPrivateVolume(m_Volume); + m_Sound->Play(); + } + m_PlaybackStarted = true; + } + + if (m_Subtitler && _gameRef->m_VideoSubtitles) m_Subtitler->update(GetMovieFrame()); +#endif + return STATUS_OK; +} + +////////////////////////////////////////////////////////////////////////// +uint32 CVidTheoraPlayer::getMovieTime() { + if (!_playbackStarted) { + return 0; + } else { + return _theoraDecoder->getTime(); + } +} + + +////////////////////////////////////////////////////////////////////////// +uint32 CVidTheoraPlayer::getMovieFrame() { +#if 0 + if (!m_TheoraStreams) return 0; + float Time = GetMovieTime(); + + return Time / ((double)m_TheoraInfo.fps_denominator / m_TheoraInfo.fps_numerator); +#endif + if (_theoraDecoder) { + return _theoraDecoder->getTime(); + } else { + return 0; + } +} + +////////////////////////////////////////////////////////////////////////// +bool CVidTheoraPlayer::WriteVideo() { + if (!_texture) return STATUS_FAILED; + + _texture->startPixelOp(); + + writeAlpha(); + if (_alphaImage) { + _texture->putSurface(_surface, true); + } else { + _texture->putSurface(_surface, false); + } + + //RenderFrame(_texture, &yuv); + + _texture->endPixelOp(); + _videoFrameReady = true; + return STATUS_OK; +} + +void CVidTheoraPlayer::writeAlpha() { + if (_alphaImage && _surface.w == _alphaImage->getSurface()->w && _surface.h == _alphaImage->getSurface()->h) { + assert(_alphaImage->getSurface()->format.bytesPerPixel == 4); + assert(_surface.format.bytesPerPixel == 4); + const byte *alphaData = (byte *)_alphaImage->getSurface()->getBasePtr(0, 0); + int alphaPlace = (_alphaImage->getSurface()->format.aShift / 8); + alphaData += alphaPlace; + byte *imgData = (byte *)_surface.getBasePtr(0, 0); + imgData += (_surface.format.aShift / 8); + for (int i = 0; i < _surface.w * _surface.h; i++) { + *imgData = *alphaData; + alphaData += 4; + imgData += 4; + } + } +} + +////////////////////////////////////////////////////////////////////////// +bool CVidTheoraPlayer::display(uint32 alpha) { + Rect32 rc; + bool res; + + if (_texture && _videoFrameReady) { + CBPlatform::setRect(&rc, 0, 0, _texture->getWidth(), _texture->getHeight()); + if (_playZoom == 100.0f) res = _texture->displayTrans(_posX, _posY, rc, alpha); + else res = _texture->displayTransZoom(_posX, _posY, rc, _playZoom, _playZoom, alpha); + } else res = STATUS_FAILED; +#if 0 + if (m_Subtitler && _gameRef->m_VideoSubtitles) m_Subtitler->display(); +#endif + return res; +} + +////////////////////////////////////////////////////////////////////////// +bool CVidTheoraPlayer::setAlphaImage(const Common::String &filename) { + warning("CVidTheoraPlayer::SetAlphaImage(%s) - Not implemented", filename.c_str()); + + delete _alphaImage; + _alphaImage = new CBImage(_gameRef); + if (!_alphaImage || DID_FAIL(_alphaImage->loadFile(filename))) { + delete _alphaImage; + _alphaImage = NULL; + _alphaFilename = ""; + return STATUS_FAILED; + } + + if (_alphaFilename != filename) { + _alphaFilename = filename; + } + //TODO: Conversion. +#if 0 + SAFE_DELETE(m_AlphaImage); + m_AlphaImage = new CBImage(_gameRef); + if (!m_AlphaImage || DID_FAIL(m_AlphaImage->loadFile(filename))) { + SAFE_DELETE(m_AlphaImage); + SAFE_DELETE_ARRAY(m_AlphaFilename); + return STATUS_FAILED; + } + if (m_AlphaFilename != Filename) CBUtils::setString(&m_AlphaFilename, filename); + m_AlphaImage->Convert(IMG_TRUECOLOR); +#endif + return STATUS_OK; +} + +////////////////////////////////////////////////////////////////////////// +byte CVidTheoraPlayer::getAlphaAt(int x, int y) { + if (_alphaImage) return _alphaImage->getAlphaAt(x, y); + else return 0xFF; +} + + +////////////////////////////////////////////////////////////////////////// +inline int intlog(int num) { + int r = 0; + while (num > 0) { + num = num / 2; + r = r + 1; + } + + return r; +} + +////////////////////////////////////////////////////////////////////////// +bool CVidTheoraPlayer::SeekToTime(uint32 time) { + warning("CVidTheoraPlayer::SeekToTime(%d) - not supported", time); +#if 0 + if (!m_TheoraStreams) return STATUS_FAILED; + + + float TargetTime = Time / 1000.0f; + + + ogg_page page; + int read = 1; + ogg_int64_t gran; + float movieLength = 0; + DWORD LastPos = 0; + + int keyframe_granule_shift = intlog(m_TheoraInfo.keyframe_frequency_force - 1); + + while (!m_File->IsEOF() && read != 0) { + read = BufferData(&m_OggSyncState); + + while (ogg_sync_pageout(&m_OggSyncState, &page) > 0) { + int serno = ogg_page_serialno(&page); + //This is theora stream we were searching for + if (m_TheoraStreamState.serialno == serno) { + //Calculate a rough time estimate + gran = ogg_page_granulepos(&page); + if (gran >= 0) { + ogg_int64_t iframe = gran >> keyframe_granule_shift; + ogg_int64_t pframe = gran - (iframe << keyframe_granule_shift); + movieLength = (iframe + pframe) * + ((double)m_TheoraInfo.fps_denominator / m_TheoraInfo.fps_numerator); + + if (movieLength >= TargetTime) { + m_TimeOffset = movieLength; + //m_TimeOffset = TargetTime; + //m_File->Seek(LastPos); + + goto finish; + } + LastPos = m_File->GetPos(); + } + } + } + } + +finish: + ogg_sync_reset(&m_OggSyncState); + + ogg_stream_reset(&m_TheoraStreamState); + ogg_stream_reset(&m_VorbisStreamState); + + theora_clear(&m_TheoraState); + theora_decode_init(&m_TheoraState, &m_TheoraInfo); + vorbis_synthesis_restart(&m_VorbisDSPState); + + m_SeekingKeyframe = true; + + //theora_packet_iskeyframe + +#endif + return STATUS_OK; +} + +////////////////////////////////////////////////////////////////////////// +bool CVidTheoraPlayer::pause() { + if (_state == THEORA_STATE_PLAYING) { + _state = THEORA_STATE_PAUSED; + _theoraDecoder->pauseVideo(true); + return STATUS_OK; + } else { + return STATUS_FAILED; + } +} + +////////////////////////////////////////////////////////////////////////// +bool CVidTheoraPlayer::resume() { + if (_state == THEORA_STATE_PAUSED) { + _state = THEORA_STATE_PLAYING; + _theoraDecoder->pauseVideo(false); + return STATUS_OK; + } else { + return STATUS_FAILED; + } +} + +////////////////////////////////////////////////////////////////////////// +bool CVidTheoraPlayer::persist(CBPersistMgr *persistMgr) { + //CBBase::persist(persistMgr); + + if (persistMgr->_saving) { + _savedPos = getMovieTime() * 1000; + _savedState = _state; + } else { + SetDefaults(); + } + + persistMgr->transfer(TMEMBER(_gameRef)); + persistMgr->transfer(TMEMBER(_savedPos)); + persistMgr->transfer(TMEMBER(_savedState)); + persistMgr->transfer(TMEMBER(_filename)); + persistMgr->transfer(TMEMBER(_alphaFilename)); + persistMgr->transfer(TMEMBER(_posX)); + persistMgr->transfer(TMEMBER(_posY)); + persistMgr->transfer(TMEMBER(_playZoom)); + persistMgr->transfer(TMEMBER_INT(_playbackType)); + persistMgr->transfer(TMEMBER(_looping)); + persistMgr->transfer(TMEMBER(_volume)); + + if (!persistMgr->_saving && (_savedState != THEORA_STATE_NONE)) { + initializeSimple(); + } + + return STATUS_OK; +} + +////////////////////////////////////////////////////////////////////////// +bool CVidTheoraPlayer::initializeSimple() { + if (DID_SUCCEED(initialize(_filename))) { + if (_alphaFilename != "") setAlphaImage(_alphaFilename); + play(_playbackType, _posX, _posY, false, false, _looping, _savedPos, _playZoom); + } else _state = THEORA_STATE_FINISHED; + + return STATUS_OK; +} + +////////////////////////////////////////////////////////////////////////// +CBSurface *CVidTheoraPlayer::getTexture() { + return _texture; +} + +} // end of namespace WinterMute |