aac5773f
 hucm
功能基本完成，接口待打磨
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/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_AMFENC_H
#define AVCODEC_AMFENC_H
#include <AMF/core/Factory.h>
#include <AMF/components/VideoEncoderVCE.h>
#include <AMF/components/VideoEncoderHEVC.h>
#include "libavutil/fifo.h"
#include "avcodec.h"
/**
* AMF trace writer callback class
* Used to capture all AMF logging
*/
typedef struct AmfTraceWriter {
AMFTraceWriterVtbl *vtbl;
AVCodecContext *avctx;
} AmfTraceWriter;
/**
* AMF encoder context
*/
typedef struct AmfContext {
AVClass *avclass;
// access to AMF runtime
amf_handle library; ///< handle to DLL library
AMFFactory *factory; ///< pointer to AMF factory
AMFDebug *debug; ///< pointer to AMF debug interface
AMFTrace *trace; ///< pointer to AMF trace interface
amf_uint64 version; ///< version of AMF runtime
AmfTraceWriter tracer; ///< AMF writer registered with AMF
AMFContext *context; ///< AMF context
//encoder
AMFComponent *encoder; ///< AMF encoder object
amf_bool eof; ///< flag indicating EOF happened
AMF_SURFACE_FORMAT format; ///< AMF surface format
AVBufferRef *hw_device_ctx; ///< pointer to HW accelerator (decoder)
AVBufferRef *hw_frames_ctx; ///< pointer to HW accelerator (frame allocator)
int hwsurfaces_in_queue;
int hwsurfaces_in_queue_max;
// helpers to handle async calls
int delayed_drain;
AMFSurface *delayed_surface;
AVFrame *delayed_frame;
// shift dts back by max_b_frames in timing
AVFifoBuffer *timestamp_list;
int64_t dts_delay;
// common encoder option options
int log_to_dbg;
// Static options, have to be set before Init() call
int usage;
int profile;
int level;
int preanalysis;
int quality;
int b_frame_delta_qp;
int ref_b_frame_delta_qp;
// Dynamic options, can be set after Init() call
int rate_control_mode;
int enforce_hrd;
int filler_data;
int enable_vbaq;
int skip_frame;
int qp_i;
int qp_p;
int qp_b;
int max_au_size;
int header_spacing;
int b_frame_ref;
int intra_refresh_mb;
int coding_mode;
int me_half_pel;
int me_quarter_pel;
int aud;
// HEVC - specific options
int gops_per_idr;
int header_insertion_mode;
int min_qp_i;
int max_qp_i;
int min_qp_p;
int max_qp_p;
int tier;
} AmfContext;
/**
* Common encoder initization function
*/
int ff_amf_encode_init(AVCodecContext *avctx);
/**
* Common encoder termination function
*/
int ff_amf_encode_close(AVCodecContext *avctx);
/**
* Ecoding one frame - common function for all AMF encoders
*/
int ff_amf_send_frame(AVCodecContext *avctx, const AVFrame *frame);
int ff_amf_receive_packet(AVCodecContext *avctx, AVPacket *avpkt);
/**
* Supported formats
*/
extern const enum AVPixelFormat ff_amf_pix_fmts[];
/**
* Error handling helper
*/
#define AMF_RETURN_IF_FALSE(avctx, exp, ret_value, /*message,*/ ...) \
if (!(exp)) { \
av_log(avctx, AV_LOG_ERROR, __VA_ARGS__); \
return ret_value; \
}
#endif //AVCODEC_AMFENC_H
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