diff --git a/CMakeLists.txt b/CMakeLists.txt
index 561eaafb2..7276ac9dd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -453,6 +453,7 @@ endif()
# List of all FFmpeg components required
set(FFmpeg_COMPONENTS
avcodec
+ avfilter
avutil
swscale)
diff --git a/externals/ffmpeg/CMakeLists.txt b/externals/ffmpeg/CMakeLists.txt
index 0baac8e17..03fad0778 100644
--- a/externals/ffmpeg/CMakeLists.txt
+++ b/externals/ffmpeg/CMakeLists.txt
@@ -131,7 +131,6 @@ if (NOT WIN32)
COMMAND
/bin/bash ${FFmpeg_PREFIX}/configure
--disable-avdevice
- --disable-avfilter
--disable-avformat
--disable-doc
--disable-everything
@@ -143,6 +142,7 @@ if (NOT WIN32)
--enable-decoder=h264
--enable-decoder=vp8
--enable-decoder=vp9
+ --enable-filter=yadif
--cc="${FFmpeg_CC}"
--cxx="${FFmpeg_CXX}"
${FFmpeg_HWACCEL_FLAGS}
@@ -199,7 +199,7 @@ if (NOT WIN32)
endif()
else(WIN32)
# Use yuzu FFmpeg binaries
- set(FFmpeg_EXT_NAME "ffmpeg-4.4")
+ set(FFmpeg_EXT_NAME "ffmpeg-5.1.3")
set(FFmpeg_PATH "${CMAKE_BINARY_DIR}/externals/${FFmpeg_EXT_NAME}")
download_bundled_external("ffmpeg/" ${FFmpeg_EXT_NAME} "")
set(FFmpeg_FOUND YES)
@@ -210,6 +210,7 @@ else(WIN32)
set(FFmpeg_LIBRARIES
${FFmpeg_LIBRARY_DIR}/swscale.lib
${FFmpeg_LIBRARY_DIR}/avcodec.lib
+ ${FFmpeg_LIBRARY_DIR}/avfilter.lib
${FFmpeg_LIBRARY_DIR}/avutil.lib
CACHE PATH "Paths to FFmpeg libraries" FORCE)
# exported variables
diff --git a/src/video_core/host1x/codecs/codec.cpp b/src/video_core/host1x/codecs/codec.cpp
index 3e9022dce..cd6a3a9b8 100644
--- a/src/video_core/host1x/codecs/codec.cpp
+++ b/src/video_core/host1x/codecs/codec.cpp
@@ -5,6 +5,7 @@
#include <fstream>
#include <vector>
#include "common/assert.h"
+#include "common/scope_exit.h"
#include "common/settings.h"
#include "video_core/host1x/codecs/codec.h"
#include "video_core/host1x/codecs/h264.h"
@@ -14,6 +15,8 @@
#include "video_core/memory_manager.h"
extern "C" {
+#include <libavfilter/buffersink.h>
+#include <libavfilter/buffersrc.h>
#include <libavutil/opt.h>
#ifdef LIBVA_FOUND
// for querying VAAPI driver information
@@ -85,6 +88,10 @@ Codec::~Codec() {
// Free libav memory
avcodec_free_context(&av_codec_ctx);
av_buffer_unref(&av_gpu_decoder);
+
+ if (filters_initialized) {
+ avfilter_graph_free(&av_filter_graph);
+ }
}
bool Codec::CreateGpuAvDevice() {
@@ -167,6 +174,62 @@ void Codec::InitializeGpuDecoder() {
av_codec_ctx->get_format = GetGpuFormat;
}
+void Codec::InitializeAvFilters(AVFrame* frame) {
+ const AVFilter* buffer_src = avfilter_get_by_name("buffer");
+ const AVFilter* buffer_sink = avfilter_get_by_name("buffersink");
+ AVFilterInOut* inputs = avfilter_inout_alloc();
+ AVFilterInOut* outputs = avfilter_inout_alloc();
+ SCOPE_EXIT({
+ avfilter_inout_free(&inputs);
+ avfilter_inout_free(&outputs);
+ });
+
+ // Don't know how to get the accurate time_base but it doesn't matter for yadif filter
+ // so just use 1/1 to make buffer filter happy
+ std::string args = fmt::format("video_size={}x{}:pix_fmt={}:time_base=1/1", frame->width,
+ frame->height, frame->format);
+
+ av_filter_graph = avfilter_graph_alloc();
+ int ret = avfilter_graph_create_filter(&av_filter_src_ctx, buffer_src, "in", args.c_str(),
+ nullptr, av_filter_graph);
+ if (ret < 0) {
+ LOG_ERROR(Service_NVDRV, "avfilter_graph_create_filter source error: {}", ret);
+ return;
+ }
+
+ ret = avfilter_graph_create_filter(&av_filter_sink_ctx, buffer_sink, "out", nullptr, nullptr,
+ av_filter_graph);
+ if (ret < 0) {
+ LOG_ERROR(Service_NVDRV, "avfilter_graph_create_filter sink error: {}", ret);
+ return;
+ }
+
+ inputs->name = av_strdup("out");
+ inputs->filter_ctx = av_filter_sink_ctx;
+ inputs->pad_idx = 0;
+ inputs->next = nullptr;
+
+ outputs->name = av_strdup("in");
+ outputs->filter_ctx = av_filter_src_ctx;
+ outputs->pad_idx = 0;
+ outputs->next = nullptr;
+
+ const char* description = "yadif=1:-1:0";
+ ret = avfilter_graph_parse_ptr(av_filter_graph, description, &inputs, &outputs, nullptr);
+ if (ret < 0) {
+ LOG_ERROR(Service_NVDRV, "avfilter_graph_parse_ptr error: {}", ret);
+ return;
+ }
+
+ ret = avfilter_graph_config(av_filter_graph, nullptr);
+ if (ret < 0) {
+ LOG_ERROR(Service_NVDRV, "avfilter_graph_config error: {}", ret);
+ return;
+ }
+
+ filters_initialized = true;
+}
+
void Codec::Initialize() {
const AVCodecID codec = [&] {
switch (current_codec) {
@@ -271,8 +334,34 @@ void Codec::Decode() {
UNIMPLEMENTED_MSG("Unexpected video format: {}", final_frame->format);
return;
}
- av_frames.push(std::move(final_frame));
- if (av_frames.size() > 10) {
+ if (!final_frame->interlaced_frame) {
+ av_frames.push(std::move(final_frame));
+ } else {
+ if (!filters_initialized) {
+ InitializeAvFilters(final_frame.get());
+ }
+ if (const int ret = av_buffersrc_add_frame_flags(av_filter_src_ctx, final_frame.get(),
+ AV_BUFFERSRC_FLAG_KEEP_REF);
+ ret) {
+ LOG_DEBUG(Service_NVDRV, "av_buffersrc_add_frame_flags error {}", ret);
+ return;
+ }
+ while (true) {
+ auto filter_frame = AVFramePtr{av_frame_alloc(), AVFrameDeleter};
+
+ int ret = av_buffersink_get_frame(av_filter_sink_ctx, filter_frame.get());
+
+ if (ret == AVERROR(EAGAIN) || ret == AVERROR(AVERROR_EOF))
+ break;
+ if (ret < 0) {
+ LOG_DEBUG(Service_NVDRV, "av_buffersink_get_frame error {}", ret);
+ return;
+ }
+
+ av_frames.push(std::move(filter_frame));
+ }
+ }
+ while (av_frames.size() > 10) {
LOG_TRACE(Service_NVDRV, "av_frames.push overflow dropped frame");
av_frames.pop();
}
diff --git a/src/video_core/host1x/codecs/codec.h b/src/video_core/host1x/codecs/codec.h
index 0d45fb7fe..06fe00a4b 100644
--- a/src/video_core/host1x/codecs/codec.h
+++ b/src/video_core/host1x/codecs/codec.h
@@ -15,6 +15,7 @@ extern "C" {
#pragma GCC diagnostic ignored "-Wconversion"
#endif
#include <libavcodec/avcodec.h>
+#include <libavfilter/avfilter.h>
#if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic pop
#endif
@@ -61,17 +62,24 @@ public:
private:
void InitializeAvCodecContext();
+ void InitializeAvFilters(AVFrame* frame);
+
void InitializeGpuDecoder();
bool CreateGpuAvDevice();
bool initialized{};
+ bool filters_initialized{};
Host1x::NvdecCommon::VideoCodec current_codec{Host1x::NvdecCommon::VideoCodec::None};
const AVCodec* av_codec{nullptr};
AVCodecContext* av_codec_ctx{nullptr};
AVBufferRef* av_gpu_decoder{nullptr};
+ AVFilterContext* av_filter_src_ctx{nullptr};
+ AVFilterContext* av_filter_sink_ctx{nullptr};
+ AVFilterGraph* av_filter_graph{nullptr};
+
Host1x::Host1x& host1x;
const Host1x::NvdecCommon::NvdecRegisters& state;
std::unique_ptr<Decoder::H264> h264_decoder;