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Clear hw_device_ctx in AVCodecContext.

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This commit is contained in:
John Preston 2022-04-19 09:36:35 +04:00
parent acd76fc97b
commit bfe47a1ba2
1 changed files with 8 additions and 3 deletions
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11
Telegram/SourceFiles/ffmpeg/ffmpeg_utility.cpp
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@ -86,6 +86,8 @@ void PremultiplyLine(uchar *dst, const uchar *src, int intsCount) {
}
[[nodiscard]] bool InitHw(AVCodecContext *context, AVHWDeviceType type) {
AVCodecContext *parent = static_cast<AVCodecContext*>(context->opaque);
auto hwDeviceContext = (AVBufferRef*)nullptr;
AvErrorWrap error = av_hwdevice_ctx_create(
&hwDeviceContext,
@ -101,11 +103,13 @@ void PremultiplyLine(uchar *dst, const uchar *src, int intsCount) {
"Trying \"%1\" hardware acceleration for \"%2\" decoder."
).arg(av_hwdevice_get_type_name(type)
).arg(context->codec->name));
if (context->hw_device_ctx) {
av_buffer_unref(&context->hw_device_ctx);
if (parent->hw_device_ctx) {
av_buffer_unref(&parent->hw_device_ctx);
}
context->hw_device_ctx = av_buffer_ref(hwDeviceContext);
parent->hw_device_ctx = av_buffer_ref(hwDeviceContext);
av_buffer_unref(&hwDeviceContext);
context->hw_device_ctx = parent->hw_device_ctx;
return true;
}
@ -294,6 +298,7 @@ CodecPointer MakeCodecPointer(CodecDescriptor descriptor) {
if (descriptor.hwAllowed) {
context->get_format = GetHwFormat;
context->opaque = context;
} else {
DEBUG_LOG(("Video Info: Using software \"%2\" decoder."
).arg(codec->name));