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author | liamwhite <liamwhite@users.noreply.github.com> | 2023-05-28 19:17:58 +0200 |
---|---|---|
committer | GitHub <noreply@github.com> | 2023-05-28 19:17:58 +0200 |
commit | bf3f4502114fb8f05531608b519d3c4e83a1e9a2 (patch) | |
tree | 0f380da3bc450bb5c78943c16955bd9f38dda365 /src | |
parent | Merge pull request #10376 from abouvier/cmake-default (diff) | |
parent | Add support for deinterlaced videos playback (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/video_core/host1x/codecs/codec.cpp | 93 | ||||
-rw-r--r-- | src/video_core/host1x/codecs/codec.h | 8 |
2 files changed, 99 insertions, 2 deletions
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; |