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author | Sven Hesse | 2009-11-27 18:25:40 +0000 |
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committer | Sven Hesse | 2009-11-27 18:25:40 +0000 |
commit | cb2cc67b41be25e78ef3abff540617d46a7c906a (patch) | |
tree | 31bbcb76185871c4d9e58fbeab287b4c27bb83fb | |
parent | 6e26b4a1c8fcfc6e3e71ee0d7229a1a1792afdbe (diff) | |
download | scummvm-rg350-cb2cc67b41be25e78ef3abff540617d46a7c906a.tar.gz scummvm-rg350-cb2cc67b41be25e78ef3abff540617d46a7c906a.tar.bz2 scummvm-rg350-cb2cc67b41be25e78ef3abff540617d46a7c906a.zip |
Extended the AviDecoder a bit
svn-id: r46162
-rw-r--r-- | graphics/video/avi_decoder.cpp | 28 | ||||
-rw-r--r-- | graphics/video/avi_decoder.h | 1 |
2 files changed, 25 insertions, 4 deletions
diff --git a/graphics/video/avi_decoder.cpp b/graphics/video/avi_decoder.cpp index a3180edeee..06a3ead505 100644 --- a/graphics/video/avi_decoder.cpp +++ b/graphics/video/avi_decoder.cpp @@ -236,7 +236,7 @@ bool AviDecoder::loadFile(const char *fileName) { // Now, create the codec _videoCodec = createCodec(); - + // Initialize the video stuff too _audStream = createAudioStream(); if (_audStream) @@ -255,6 +255,9 @@ bool AviDecoder::loadFile(const char *fileName) { // Our frameDelay is calculated in 1/100 ms, so we convert it here _videoInfo.frameDelay = _header.microSecondsPerFrame / 10; + if (!_videoCodec) + return false; + return true; } @@ -274,12 +277,18 @@ void AviDecoder::closeFile() { _decodedHeader = false; delete _videoCodec; + _videoCodec = 0; + delete[] _ixInfo.indices; + _ixInfo.indices = 0; } Surface *AviDecoder::getNextFrame() { uint32 nextTag = _fileStream->readUint32BE(); - + + if (_fileStream->eos()) + return NULL; + if (nextTag == ID_LIST) { // A list of audio/video chunks uint32 listSize = _fileStream->readUint32LE() - 4; @@ -340,8 +349,12 @@ Surface *AviDecoder::getNextFrame() { // No alignment necessary. It's always even. } else if (nextTag == ID_JUNK) { runHandle(ID_JUNK); + } else if (nextTag == ID_00AM) { + runHandle(ID_JUNK); + } else if (nextTag == ID_IDX1) { + runHandle(ID_IDX1); } else - error ("Tag = \'%s\'", tag2str(nextTag)); + error ("Tag = \'%s\', %d", tag2str(nextTag), _fileStream->pos()); return NULL; } @@ -352,9 +365,16 @@ bool AviDecoder::decodeNextFrame() { Surface *surface = NULL; - while (!surface && _videoInfo.currentFrame < _videoInfo.frameCount) + uint32 curFrame = _videoInfo.currentFrame; + + while (!surface && _videoInfo.currentFrame < _videoInfo.frameCount && !_fileStream->eos()) surface = getNextFrame(); + if (curFrame == _videoInfo.currentFrame) { + warning("No video frame found"); + _videoInfo.currentFrame++; + } + if (surface) memcpy(_videoFrameBuffer, surface->pixels, _header.width * _header.height); diff --git a/graphics/video/avi_decoder.h b/graphics/video/avi_decoder.h index bfeab02346..25e13873b6 100644 --- a/graphics/video/avi_decoder.h +++ b/graphics/video/avi_decoder.h @@ -56,6 +56,7 @@ namespace Graphics { #define ID_VEDT MKID_BE('vedt') #define ID_IDX1 MKID_BE('idx1') #define ID_STRD MKID_BE('strd') +#define ID_00AM MKID_BE('00AM') //#define ID_INFO MKID_BE('INFO') // Codec tags |