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Fix compilation with older ffmpeg.

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Fix compilation under 32bits.
This commit is contained in:
codestation
2013-09-02 14:38:07 -04:30
parent db576350ce
commit 7c83b86ca8
4 changed files with 23 additions and 14 deletions
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26
avdecoder.cpp
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@@ -129,18 +129,24 @@ void AVDecoder::getPictureMetadata(metadata_t &metadata)
QByteArray AVDecoder::getAudioThumbnail(int width, int height)
{
QByteArray data;
for (uint i = 0; i < pFormatCtx->nb_streams; i++) {
if(pFormatCtx->streams[i]->disposition & AV_DISPOSITION_ATTACHED_PIC) {
AVPacket pkt = pFormatCtx->streams[i]->attached_pic;
QBuffer imgbuffer(&data);
imgbuffer.open(QIODevice::WriteOnly);
QImage img = QImage::fromData(QByteArray((const char *)pkt.data, pkt.size));
QImage result = img.scaled(width, height, Qt::KeepAspectRatio, Qt::SmoothTransformation);
result.save(&imgbuffer, "JPEG");
break;
}
int stream_index;
AVCodec *codec = NULL;
if((stream_index = av_find_best_stream(pFormatCtx, AVMEDIA_TYPE_VIDEO, -1, -1, &codec, 0)) < 0) {
// no thumbnail
return data;
}
AVPacket pkt;
if(av_read_frame(pFormatCtx, &pkt) >= 0) {
// first frame == first thumbnail (hopefully)
QBuffer imgbuffer(&data);
imgbuffer.open(QIODevice::WriteOnly);
QImage img = QImage::fromData(QByteArray((const char *)pkt.data, pkt.size));
QImage result = img.scaled(width, height, Qt::KeepAspectRatio, Qt::SmoothTransformation);
result.save(&imgbuffer, "JPEG");
}
return data;
}