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