| // Copyright 2018 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef GARNET_DRIVERS_VIDEO_AMLOGIC_DECODER_CODEC_ADAPTER_VP9_H_ |
| #define GARNET_DRIVERS_VIDEO_AMLOGIC_DECODER_CODEC_ADAPTER_VP9_H_ |
| |
| #include <fbl/macros.h> |
| #include <lib/async-loop/cpp/loop.h> |
| #include <lib/media/codec_impl/codec_adapter.h> |
| #include <lib/zx/bti.h> |
| |
| #include "vp9_decoder.h" |
| |
| #include <random> |
| |
| class AmlogicVideo; |
| struct CodecFrame; |
| class DeviceCtx; |
| struct VideoFrame; |
| |
| class CodecAdapterVp9 : public CodecAdapter, |
| public Vp9Decoder::FrameDataProvider { |
| public: |
| explicit CodecAdapterVp9(std::mutex& lock, |
| CodecAdapterEvents* codec_adapter_events, |
| DeviceCtx* device); |
| ~CodecAdapterVp9(); |
| |
| bool IsCoreCodecRequiringOutputConfigForFormatDetection() override; |
| void CoreCodecInit(const fuchsia::media::FormatDetails& |
| initial_input_format_details) override; |
| void CoreCodecStartStream() override; |
| void CoreCodecQueueInputFormatDetails( |
| const fuchsia::media::FormatDetails& per_stream_override_format_details) |
| override; |
| void CoreCodecQueueInputPacket(CodecPacket* packet) override; |
| void CoreCodecQueueInputEndOfStream() override; |
| void CoreCodecStopStream() override; |
| void CoreCodecAddBuffer(CodecPort port, const CodecBuffer* buffer) override; |
| void CoreCodecConfigureBuffers( |
| CodecPort port, |
| const std::vector<std::unique_ptr<CodecPacket>>& packets) override; |
| void CoreCodecRecycleOutputPacket(CodecPacket* packet) override; |
| void CoreCodecEnsureBuffersNotConfigured(CodecPort port) override; |
| std::unique_ptr<const fuchsia::media::StreamOutputConfig> |
| CoreCodecBuildNewOutputConfig( |
| uint64_t stream_lifetime_ordinal, |
| uint64_t new_output_buffer_constraints_version_ordinal, |
| uint64_t new_output_format_details_version_ordinal, |
| bool buffer_constraints_action_required) override; |
| void CoreCodecMidStreamOutputBufferReConfigPrepare() override; |
| void CoreCodecMidStreamOutputBufferReConfigFinish() override; |
| |
| void ReadMoreInputData(Vp9Decoder* decoder) override; |
| void ReadMoreInputDataFromReschedule(Vp9Decoder* decoder) override; |
| void FrameWasOutput() override; |
| bool HasMoreInputData() override; |
| |
| private: |
| void PostSerial(async_dispatcher_t* dispatcher, fit::closure to_run); |
| void PostToInputProcessingThread(fit::closure to_run); |
| void QueueInputItem(CodecInputItem input_item); |
| CodecInputItem DequeueInputItem(); |
| void ProcessInput(); |
| zx_status_t InitializeFramesHandler(::zx::bti bti, uint32_t frame_count, |
| uint32_t width, uint32_t height, |
| uint32_t stride, uint32_t display_width, |
| uint32_t display_height, bool has_sar, |
| uint32_t sar_width, uint32_t sar_height); |
| |
| void OnCoreCodecFailStream(); |
| CodecPacket* GetFreePacket(); |
| |
| DeviceCtx* device_ = nullptr; |
| AmlogicVideo* video_ = nullptr; |
| |
| fuchsia::media::FormatDetails initial_input_format_details_; |
| |
| // Currently, AmlogicVideo::ParseVideo() can indirectly block on availability |
| // of output buffers to make space in the ring buffer the parser is outputting |
| // into, so avoid calling ParseVideo() on shared_fidl_thread() since the |
| // shared_fidl_thread() is needed for output buffers to become available. We |
| // use processing_loop_ (aka processing_thread_) to call ParseVideo(). |
| // |
| // Only StreamControl ever adds anything to input_queue_. Only |
| // processing_thread_ ever removes anything from input_queue_, including when |
| // stopping. |
| async::Loop input_processing_loop_; |
| thrd_t input_processing_thread_ = 0; |
| bool is_process_input_queued_ = false; |
| |
| // Skip any further processing in ProcessInput(). |
| bool is_cancelling_input_processing_ = false; |
| |
| std::vector<const CodecBuffer*> all_output_buffers_; |
| std::vector<CodecPacket*> all_output_packets_; |
| std::vector<uint32_t> free_output_packets_; |
| |
| uint32_t packet_count_total_ = 0; |
| uint32_t width_ = 0; |
| uint32_t height_ = 0; |
| uint32_t stride_ = 0; |
| uint32_t display_width_ = 0; |
| uint32_t display_height_ = 0; |
| bool has_sar_ = false; |
| uint32_t sar_width_ = 0; |
| uint32_t sar_height_ = 0; |
| |
| // Output frames get a PTS based on looking up the output frame's input stream |
| // offset via the PtsManager. For that to work we have to feed the input PTSs |
| // into the PtsManager by their input stream offset. This member tracks the |
| // cumulative input stream offset. This is implicitly the same count of bytes |
| // so far that the amlogic firmware will accumulate and stamp on output |
| // frames. This counts all bytes delivered to the amlogic firmware, including |
| // start code bytes. |
| uint64_t parsed_video_size_ = 0; |
| bool is_input_end_of_stream_queued_ = false; |
| |
| bool is_stream_failed_ = false; |
| |
| // Guarded by decoder lock. |
| // This is a list of frame (not superframe) sizes for frames already in the |
| // ringbuffer. It can hold at most 9 frames (the maximum for a superframe), |
| // but will typically have 2 or less. |
| std::vector<uint32_t> queued_frame_sizes_; |
| |
| Vp9Decoder* decoder_ = nullptr; |
| |
| CodecAdapterVp9() = delete; |
| DISALLOW_COPY_ASSIGN_AND_MOVE(CodecAdapterVp9); |
| }; |
| |
| #endif // GARNET_DRIVERS_VIDEO_AMLOGIC_DECODER_CODEC_ADAPTER_VP9_H_ |