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Code Issues Releases Activity

decoding working

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This commit is contained in:
Laserlicht 2023-10-07 22:20:39 +02:00
parent 8de4b88a1b
commit 2bbce0f38b
1 changed files with 25 additions and 2 deletions
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27
client/CVideoHandler.cpp
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@ -538,6 +538,7 @@ std::pair<std::unique_ptr<ui8 []>, si64> CVideoPlayer::getAudio(const VideoPath
AVPacket packet;
std::vector<ui8> samples;
while (av_read_frame(formatAudio, &packet) >= 0)
{
avcodec_send_packet(codecContextAudio, &packet);
@ -551,8 +552,30 @@ std::pair<std::unique_ptr<ui8 []>, si64> CVideoPlayer::getAudio(const VideoPath
}
}
dat = std::pair<std::unique_ptr<ui8 []>, si64>(std::make_pair(std::make_unique<ui8[]>(samples.size()), samples.size()));
std::copy(samples.begin(), samples.end(), dat.first.get());
typedef struct WAV_HEADER {
ui8 RIFF[4] = {'R', 'I', 'F', 'F'};
ui32 ChunkSize;
ui8 WAVE[4] = {'W', 'A', 'V', 'E'};
ui8 fmt[4] = {'f', 'm', 't', ' '};
ui32 Subchunk1Size = 16;
ui16 AudioFormat = 1;
ui16 NumOfChan = 2;
ui32 SamplesPerSec = 22050;
ui32 bytesPerSec = 22050 * 2;
ui16 blockAlign = 2;
ui16 bitsPerSample = 16;
ui8 Subchunk2ID[4] = {'d', 'a', 't', 'a'};
ui32 Subchunk2Size;
} wav_hdr;
wav_hdr wav;
wav.ChunkSize = samples.size() + sizeof(wav_hdr) - 8;
wav.Subchunk2Size = samples.size() + sizeof(wav_hdr) - 44;
auto wavPtr = reinterpret_cast<ui8*>(&wav);
dat = std::pair<std::unique_ptr<ui8 []>, si64>(std::make_pair(std::make_unique<ui8[]>(samples.size() + sizeof(wav_hdr)), samples.size() + sizeof(wav_hdr)));
std::copy(wavPtr, wavPtr + sizeof(wav_hdr), dat.first.get());
std::copy(samples.begin(), samples.end(), dat.first.get() + sizeof(wav_hdr));
if (frameAudio)
av_frame_free(&frameAudio);