92 lines
2.0 KiB
C++
92 lines
2.0 KiB
C++
#ifndef ZM_VIDEOSTORE_H
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#define ZM_VIDEOSTORE_H
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#include "zm_ffmpeg.h"
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extern "C" {
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#include "libavutil/audio_fifo.h"
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#ifdef HAVE_LIBAVRESAMPLE
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#include "libavresample/avresample.h"
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#endif
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}
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#if HAVE_LIBAVCODEC
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#include "zm_monitor.h"
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class VideoStore {
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private:
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unsigned int packets_written;
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AVOutputFormat *out_format;
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AVFormatContext *oc;
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AVStream *video_out_stream;
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AVStream *audio_out_stream;
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AVCodecContext *video_out_ctx;
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AVStream *video_in_stream;
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AVStream *audio_in_stream;
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// Move this into the object so that we aren't constantly allocating/deallocating it on the stack
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AVPacket opkt;
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// we are transcoding
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AVFrame *in_frame;
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AVFrame *out_frame;
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AVCodecContext *video_in_ctx;
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AVCodecContext *audio_in_ctx;
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int ret;
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// The following are used when encoding the audio stream to AAC
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AVCodec *audio_out_codec;
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AVCodecContext *audio_out_ctx;
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int data_present;
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AVAudioFifo *fifo;
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int out_frame_size;
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#ifdef HAVE_LIBAVRESAMPLE
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AVAudioResampleContext* resample_ctx;
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#endif
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uint8_t *converted_in_samples;
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const char *filename;
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const char *format;
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bool keyframeMessage;
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int keyframeSkipNumber;
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// These are for in
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int64_t video_last_pts;
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int64_t video_last_dts;
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int64_t audio_last_pts;
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int64_t audio_last_dts;
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// These are for out, should start at zero. We assume they do not wrap because we just aren't going to save files that big.
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int64_t video_next_pts;
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int64_t video_next_dts;
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int64_t audio_next_pts;
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int64_t audio_next_dts;
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int64_t filter_in_rescale_delta_last;
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bool setup_resampler();
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public:
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VideoStore(
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const char *filename_in,
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const char *format_in,
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AVStream *video_in_stream,
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AVStream *audio_in_stream,
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int64_t nStartTime,
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Monitor * p_monitor);
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bool open();
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~VideoStore();
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int writeVideoFramePacket( AVPacket *pkt );
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int writeAudioFramePacket( AVPacket *pkt );
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void dumpPacket( AVPacket *pkt );
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};
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#endif //havelibav
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#endif //zm_videostore_h
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