James
71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
#pragma once
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#include <atomic>
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#include <condition_variable>
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#include <cstdint>
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#include <cstdio>
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#include <memory>
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#include <mutex>
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#include <string>
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#include <thread>
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#include <vector>
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#include <OMX_Component.h>
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extern "C" {
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#include <libavformat/avformat.h>
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}
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#include "blocking_queue.h"
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class OmxEncoder {
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public:
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OmxEncoder(const char* path, int width, int height, int fps, int bitrate);
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~OmxEncoder();
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int encode_frame_rgba(const uint8_t *ptr, int in_width, int in_height, uint64_t ts);
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void encoder_open(const char* filename);
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void encoder_close();
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static OMX_ERRORTYPE event_handler(OMX_HANDLETYPE component, OMX_PTR app_data, OMX_EVENTTYPE event,
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OMX_U32 data1, OMX_U32 data2, OMX_PTR event_data);
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static OMX_ERRORTYPE empty_buffer_done(OMX_HANDLETYPE component, OMX_PTR app_data,
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OMX_BUFFERHEADERTYPE *buffer);
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static OMX_ERRORTYPE fill_buffer_done(OMX_HANDLETYPE component, OMX_PTR app_data,
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OMX_BUFFERHEADERTYPE *buffer);
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std::atomic<bool> is_open{false};
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private:
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void wait_for_state(OMX_STATETYPE state);
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static void handle_out_buf(OmxEncoder *e, OMX_BUFFERHEADERTYPE *out_buf);
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int width, height, fps;
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std::string path;
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std::string vid_path;
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std::string lock_path;
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bool dirty = false;
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int counter = 0;
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FILE *of = nullptr;
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AVFormatContext *ofmt_ctx = nullptr;
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AVStream *out_stream = nullptr;
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std::vector<uint8_t> codec_config;
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bool wrote_codec_config = false;
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std::mutex state_lock;
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std::condition_variable state_cv;
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OMX_STATETYPE state = OMX_StateLoaded;
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OMX_HANDLETYPE handle = nullptr;
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std::vector<OMX_BUFFERHEADERTYPE *> in_buf_headers;
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std::vector<OMX_BUFFERHEADERTYPE *> out_buf_headers;
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uint64_t last_t = 0;
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std::unique_ptr<BlockingQueue<OMX_BUFFERHEADERTYPE *>> free_in;
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std::unique_ptr<BlockingQueue<OMX_BUFFERHEADERTYPE *>> done_out;
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};
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