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authorameerj <52414509+ameerj@users.noreply.github.com>2021-08-08 05:57:22 +0200
committerameerj <52414509+ameerj@users.noreply.github.com>2021-08-16 20:40:53 +0200
commita832aa699f783f6ae0a6a1468b0aa6bc7d68c5d2 (patch)
tree8b5fe69048067a623f05210b20b8542fdec0180c /src/video_core
parentcodec: Fallback to CPU decoding if no compatible GPU format is found (diff)
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Diffstat (limited to 'src/video_core')
-rw-r--r--src/video_core/command_classes/codecs/codec.cpp31
-rw-r--r--src/video_core/command_classes/codecs/codec.h2
2 files changed, 19 insertions, 14 deletions
diff --git a/src/video_core/command_classes/codecs/codec.cpp b/src/video_core/command_classes/codecs/codec.cpp
index 400834129..18aa40ca3 100644
--- a/src/video_core/command_classes/codecs/codec.cpp
+++ b/src/video_core/command_classes/codecs/codec.cpp
@@ -20,6 +20,12 @@ namespace {
constexpr AVPixelFormat PREFERRED_GPU_FMT = AV_PIX_FMT_NV12;
constexpr AVPixelFormat PREFERRED_CPU_FMT = AV_PIX_FMT_YUV420P;
+void AVPacketDeleter(AVPacket* ptr) {
+ av_packet_free(&ptr);
+}
+
+using AVPacketPtr = std::unique_ptr<AVPacket, decltype(&AVPacketDeleter)>;
+
AVPixelFormat GetGpuFormat(AVCodecContext* av_codec_ctx, const AVPixelFormat* pix_fmts) {
for (const AVPixelFormat* p = pix_fmts; *p != AV_PIX_FMT_NONE; ++p) {
if (*p == av_codec_ctx->pix_fmt) {
@@ -46,11 +52,7 @@ Codec::~Codec() {
return;
}
// Free libav memory
- avcodec_send_packet(av_codec_ctx, nullptr);
- AVFramePtr av_frame{av_frame_alloc(), AVFrameDeleter};
- avcodec_receive_frame(av_codec_ctx, av_frame.get());
- avcodec_flush_buffers(av_codec_ctx);
- avcodec_close(av_codec_ctx);
+ avcodec_free_context(&av_codec_ctx);
av_buffer_unref(&av_gpu_decoder);
}
@@ -111,6 +113,11 @@ bool Codec::CreateGpuAvDevice() {
return false;
}
+void Codec::InitializeAvCodecContext() {
+ av_codec_ctx = avcodec_alloc_context3(av_codec);
+ av_opt_set(av_codec_ctx->priv_data, "tune", "zerolatency", 0);
+}
+
void Codec::InitializeGpuDecoder() {
if (!CreateGpuAvDevice()) {
av_buffer_unref(&av_gpu_decoder);
@@ -135,13 +142,11 @@ void Codec::Initialize() {
}
}();
av_codec = avcodec_find_decoder(codec);
- av_codec_ctx = avcodec_alloc_context3(av_codec);
- av_opt_set(av_codec_ctx->priv_data, "tune", "zerolatency", 0);
-
+ InitializeAvCodecContext();
InitializeGpuDecoder();
if (const int res = avcodec_open2(av_codec_ctx, av_codec, nullptr); res < 0) {
LOG_ERROR(Service_NVDRV, "avcodec_open2() Failed with result {}", res);
- avcodec_close(av_codec_ctx);
+ avcodec_free_context(&av_codec_ctx);
av_buffer_unref(&av_gpu_decoder);
return;
}
@@ -174,17 +179,15 @@ void Codec::Decode() {
frame_data = vp9_decoder->ComposeFrameHeader(state);
vp9_hidden_frame = vp9_decoder->WasFrameHidden();
}
- AVPacket* packet = av_packet_alloc();
+ AVPacketPtr packet{av_packet_alloc(), AVPacketDeleter};
if (!packet) {
LOG_ERROR(Service_NVDRV, "av_packet_alloc failed");
return;
}
packet->data = frame_data.data();
packet->size = static_cast<s32>(frame_data.size());
- const int send_pkt_ret = avcodec_send_packet(av_codec_ctx, packet);
- av_packet_free(&packet);
- if (send_pkt_ret != 0) {
- LOG_DEBUG(Service_NVDRV, "avcodec_send_packet error {}", send_pkt_ret);
+ if (const int res = avcodec_send_packet(av_codec_ctx, packet.get()); res != 0) {
+ LOG_DEBUG(Service_NVDRV, "avcodec_send_packet error {}", res);
return;
}
// Only receive/store visible frames
diff --git a/src/video_core/command_classes/codecs/codec.h b/src/video_core/command_classes/codecs/codec.h
index f51ab9df0..1508d36c2 100644
--- a/src/video_core/command_classes/codecs/codec.h
+++ b/src/video_core/command_classes/codecs/codec.h
@@ -55,6 +55,8 @@ public:
[[nodiscard]] std::string_view GetCurrentCodecName() const;
private:
+ void InitializeAvCodecContext();
+
void InitializeGpuDecoder();
bool CreateGpuAvDevice();