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Extract subtitle logic is done.

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This commit is contained in:
Zoe Roux 2019-09-13 17:45:22 +02:00
parent ea5af3c318
commit 40d8575e55
1 changed files with 28 additions and 31 deletions
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59
Kyoo.Transcoder/src/Transcoder.cpp
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@ -40,7 +40,7 @@ void ExtractSubtitles(const char* path, const char* outPath)
av_dump_format(inputContext, 0, path, false);
const unsigned int outputCount = inputContext->nb_streams;
AVFormatContext* outputList[5];// = new AVFormatContext * [outputCount];
AVFormatContext** outputList = new AVFormatContext*[outputCount];
//Initialize output and set headers.
for (unsigned int i = 0; i < inputContext->nb_streams; i++)
@ -80,7 +80,7 @@ void ExtractSubtitles(const char* path, const char* outPath)
continue;
}
//outputContext->metadata = inputContext->metadata; //ITS A FUCKING POINTER
av_dict_copy(&outputContext->metadata, inputContext->metadata, NULL);
AVStream* outputStream = avformat_new_stream(outputContext, NULL);
if (outputStream == NULL)
@ -96,7 +96,30 @@ void ExtractSubtitles(const char* path, const char* outPath)
}
outputStream->codecpar->codec_tag = 0;
avformat_transfer_internal_stream_timing_info(outputContext->oformat, outputStream, inputStream, AVTimebaseSource::AVFMT_TBCF_AUTO);
outputStream->time_base = av_add_q(av_stream_get_codec_timebase(outputStream), AVRational { 0, 1 });
outputStream->duration = av_rescale_q(inputStream->duration, inputStream->time_base, outputStream->time_base);
outputStream->disposition = inputStream->disposition;
av_dict_copy(&outputStream->metadata, inputStream->metadata, NULL);
//if (inputStream->nb_side_data)
//{
// for (int i = 0; i < inputStream->nb_side_data; i++)
// {
// std::cout << "Copying side packet #" << i << std::endl;
// AVPacketSideData* sidePkt = &inputStream->side_data[i];
// uint8_t* newPkt = av_stream_new_side_data(outputStream, sidePkt->type, sidePkt->size);
// if (newPkt == NULL)
// {
// std::cout << "Error copying side package." << std::endl;
// //Should handle return here
// return;
// }
// memcpy(newPkt, sidePkt->data, sidePkt->size);
// }
//}
av_dump_format(outputContext, 0, output, true);
@ -117,32 +140,6 @@ void ExtractSubtitles(const char* path, const char* outPath)
goto end;
}
#pragma region global metadata try
//avformat_transfer_internal_stream_timing_info(outputContext->oformat, outputStream, inputStream, AVTimebaseSource::AVFMT_TBCF_AUTO);
//outputStream->time_base = av_add_q(av_stream_get_codec_timebase(outputStream), AVRational{ 0, 1 });
//outputStream->disposition = inputStream->disposition;
//if (inputStream->nb_side_data)
//{
// for (int i = 0; i < inputStream->nb_side_data; i++)
// {
// std::cout << "Copying side packet #" << i << std::endl;
// AVPacketSideData* sidePkt = &inputStream->side_data[i];
// uint8_t* newPkt = av_stream_new_side_data(outputStream, sidePkt->type, sidePkt->size);
// if (newPkt == NULL)
// {
// std::cout << "Error copying side package." << std::endl;
// //Should handle return here
// return;
// }
// memcpy(newPkt, sidePkt->data, sidePkt->size);
// }
//}
#pragma endregion
outputList[i] = outputContext;
if (false)
@ -162,8 +159,8 @@ void ExtractSubtitles(const char* path, const char* outPath)
AVPacket pkt;
while (av_read_frame(inputContext, &pkt) == 0)
{
//if (pkt.stream_index >= outputCount)
// continue;
if (pkt.stream_index >= outputCount)
continue;
AVFormatContext* outputContext = outputList[pkt.stream_index];
if(outputContext == nullptr)
@ -206,5 +203,5 @@ void ExtractSubtitles(const char* path, const char* outPath)
avformat_free_context(outputContext);
}
//delete[] outputList;
delete[] outputList;
}