mirror of https://github.com/mpv-player/mpv
379 lines
13 KiB
C
379 lines
13 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "../config.h"
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#ifdef USE_LIBAVCODEC
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#include "../mp_msg.h"
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#include "../help_mp.h"
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#include "codec-cfg.h"
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#include "stream.h"
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#include "demuxer.h"
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#include "stheader.h"
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#include "aviwrite.h"
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#include "img_format.h"
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#include "mp_image.h"
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#include "vf.h"
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#include "divx4_vbr.h"
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extern int pass;
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extern char* passtmpfile;
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//===========================================================================//
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#ifdef USE_LIBAVCODEC_SO
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#include <libffmpeg/avcodec.h>
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#else
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#include "libavcodec/avcodec.h"
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#endif
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#if LIBAVCODEC_BUILD < 4601
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#error your version of libavcodec is too old, get a newer one, and dont send a bugreport, THIS IS NO BUG
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#endif
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extern int avcodec_inited;
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/* video options */
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static char *lavc_param_vcodec = NULL;
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static int lavc_param_vbitrate = -1;
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static int lavc_param_vrate_tolerance = 1024*8;
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static int lavc_param_vhq = 0; /* default is realtime encoding */
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static int lavc_param_v4mv = 0;
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static int lavc_param_vme = 4;
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static int lavc_param_vqscale = 0;
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static int lavc_param_vqmin = 3;
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static int lavc_param_vqmax = 15;
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static int lavc_param_vqdiff = 3;
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static float lavc_param_vqcompress = 0.5;
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static float lavc_param_vqblur = 0.5;
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static float lavc_param_vb_qfactor = 2.0;
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static float lavc_param_vb_qoffset = 0.0;
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static int lavc_param_vmax_b_frames = 0;
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static int lavc_param_keyint = -1;
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static int lavc_param_vpass = 0;
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static int lavc_param_vrc_strategy = 2;
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static int lavc_param_vb_strategy = 0;
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static int lavc_param_luma_elim_threshold = 0;
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static int lavc_param_chroma_elim_threshold = 0;
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static int lavc_param_packet_size= 0;
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static int lavc_param_strict= 0;
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static int lavc_param_data_partitioning= 0;
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static int lavc_param_gray=0;
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#include "cfgparser.h"
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#ifdef USE_LIBAVCODEC
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struct config lavcopts_conf[]={
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{"vcodec", &lavc_param_vcodec, CONF_TYPE_STRING, 0, 0, 0, NULL},
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{"vbitrate", &lavc_param_vbitrate, CONF_TYPE_INT, CONF_RANGE, 4, 24000000, NULL},
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{"vratetol", &lavc_param_vrate_tolerance, CONF_TYPE_INT, CONF_RANGE, 4, 24000000, NULL},
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{"vhq", &lavc_param_vhq, CONF_TYPE_FLAG, 0, 0, 1, NULL},
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{"v4mv", &lavc_param_v4mv, CONF_TYPE_FLAG, 0, 0, 1, NULL},
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{"vme", &lavc_param_vme, CONF_TYPE_INT, CONF_RANGE, 0, 5, NULL},
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{"vqscale", &lavc_param_vqscale, CONF_TYPE_INT, CONF_RANGE, 1, 31, NULL},
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{"vqmin", &lavc_param_vqmin, CONF_TYPE_INT, CONF_RANGE, 1, 31, NULL},
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{"vqmax", &lavc_param_vqmax, CONF_TYPE_INT, CONF_RANGE, 1, 31, NULL},
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{"vqdiff", &lavc_param_vqdiff, CONF_TYPE_INT, CONF_RANGE, 1, 31, NULL},
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{"vqcomp", &lavc_param_vqcompress, CONF_TYPE_FLOAT, CONF_RANGE, 0.0, 1.0, NULL},
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{"vqblur", &lavc_param_vqblur, CONF_TYPE_FLOAT, CONF_RANGE, 0.0, 1.0, NULL},
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{"vb_qfactor", &lavc_param_vb_qfactor, CONF_TYPE_FLOAT, CONF_RANGE, 0.0, 31.0, NULL},
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{"vmax_b_frames", &lavc_param_vmax_b_frames, CONF_TYPE_INT, CONF_RANGE, 0, FF_MAX_B_FRAMES, NULL},
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{"vpass", &lavc_param_vpass, CONF_TYPE_INT, CONF_RANGE, 0, 2, NULL},
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{"vrc_strategy", &lavc_param_vrc_strategy, CONF_TYPE_INT, CONF_RANGE, 0, 2, NULL},
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{"vb_strategy", &lavc_param_vb_strategy, CONF_TYPE_INT, CONF_RANGE, 0, 1, NULL},
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#ifdef CODEC_FLAG_PART
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{"vb_qoffset", &lavc_param_vb_qoffset, CONF_TYPE_FLOAT, CONF_RANGE, 0.0, 31.0, NULL},
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{"vlelim", &lavc_param_luma_elim_threshold, CONF_TYPE_INT, CONF_RANGE, 0, 99, NULL},
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{"vcelim", &lavc_param_chroma_elim_threshold, CONF_TYPE_INT, CONF_RANGE, 0, 99, NULL},
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{"vpsize", &lavc_param_packet_size, CONF_TYPE_INT, CONF_RANGE, 0, 100000000, NULL},
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{"vstrict", &lavc_param_strict, CONF_TYPE_FLAG, 0, 0, 1, NULL},
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{"vdpart", &lavc_param_data_partitioning, CONF_TYPE_FLAG, 0, 0, CODEC_FLAG_PART, NULL},
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#endif
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{"keyint", &lavc_param_keyint, CONF_TYPE_INT, 0, 0, 0, NULL},
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#if LIBAVCODEC_BUILD >= 4614
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{"gray", &lavc_param_gray, CONF_TYPE_FLAG, 0, 0, CODEC_FLAG_PART, NULL},
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#endif
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{NULL, NULL, 0, 0, 0, 0, NULL}
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};
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#endif
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struct vf_priv_s {
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aviwrite_stream_t* mux;
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AVCodecContext context;
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AVCodec *codec;
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};
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#define mux_v (vf->priv->mux)
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#define lavc_venc_context (vf->priv->context)
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static int config(struct vf_instance_s* vf,
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int width, int height, int d_width, int d_height,
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unsigned int flags, unsigned int outfmt){
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mux_v->bih->biWidth=width;
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mux_v->bih->biHeight=height;
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mux_v->bih->biSizeImage=mux_v->bih->biWidth*mux_v->bih->biHeight*(mux_v->bih->biBitCount/8);
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memset(&lavc_venc_context, 0, sizeof(lavc_venc_context));
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printf("videocodec: libavcodec (%dx%d fourcc=%x [%.4s])\n",
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mux_v->bih->biWidth, mux_v->bih->biHeight, mux_v->bih->biCompression,
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(char *)&mux_v->bih->biCompression);
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lavc_venc_context.width = width;
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lavc_venc_context.height = height;
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if (lavc_param_vbitrate > 16000) /* != -1 */
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lavc_venc_context.bit_rate = lavc_param_vbitrate;
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else if (lavc_param_vbitrate >= 0) /* != -1 */
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lavc_venc_context.bit_rate = lavc_param_vbitrate*1000;
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else
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lavc_venc_context.bit_rate = 800000; /* default */
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lavc_venc_context.bit_rate_tolerance= lavc_param_vrate_tolerance*1000;
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lavc_venc_context.frame_rate = (float)mux_v->h.dwRate/mux_v->h.dwScale * FRAME_RATE_BASE;
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lavc_venc_context.qmin= lavc_param_vqmin;
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lavc_venc_context.qmax= lavc_param_vqmax;
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lavc_venc_context.max_qdiff= lavc_param_vqdiff;
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lavc_venc_context.qcompress= lavc_param_vqcompress;
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lavc_venc_context.qblur= lavc_param_vqblur;
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lavc_venc_context.max_b_frames= lavc_param_vmax_b_frames;
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lavc_venc_context.b_quant_factor= lavc_param_vb_qfactor;
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lavc_venc_context.rc_strategy= lavc_param_vrc_strategy;
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lavc_venc_context.b_frame_strategy= lavc_param_vb_strategy;
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#ifdef CODEC_FLAG_PART
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lavc_venc_context.b_quant_offset= lavc_param_vb_qoffset;
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lavc_venc_context.luma_elim_threshold= lavc_param_luma_elim_threshold;
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lavc_venc_context.chroma_elim_threshold= lavc_param_chroma_elim_threshold;
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lavc_venc_context.rtp_payload_size= lavc_param_packet_size;
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if(lavc_param_packet_size )lavc_venc_context.rtp_mode=1;
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lavc_venc_context.strict_std_compliance= lavc_param_strict;
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#endif
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/* keyframe interval */
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if (lavc_param_keyint >= 0) /* != -1 */
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lavc_venc_context.gop_size = lavc_param_keyint;
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else
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lavc_venc_context.gop_size = 250; /* default */
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if (lavc_param_vhq)
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{
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printf("High quality encoding selected (non real time)!\n");
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lavc_venc_context.flags = CODEC_FLAG_HQ;
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}
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else
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lavc_venc_context.flags = 0;
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/* 4mv is currently buggy with B frames */
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if (lavc_param_vmax_b_frames > 0 && lavc_param_v4mv) {
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printf("4MV with B-Frames not yet supported -> 4MV disabled\n");
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lavc_param_v4mv = 0;
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}
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lavc_venc_context.flags|= lavc_param_v4mv ? CODEC_FLAG_4MV : 0;
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#ifdef CODEC_FLAG_PART
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lavc_venc_context.flags|= lavc_param_data_partitioning;
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#endif
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#if LIBAVCODEC_BUILD >= 4614
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if(lavc_param_gray) lavc_venc_context.flags|= CODEC_FLAG_GRAY;
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#endif
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/* lavc internal 2pass bitrate control */
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if(lavc_param_vpass==1)
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lavc_venc_context.flags|= CODEC_FLAG_PASS1;
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else if(lavc_param_vpass==2)
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lavc_venc_context.flags|= CODEC_FLAG_PASS2;
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#ifdef ME_ZERO
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// workaround Juanjo's stupid incompatible change:
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motion_estimation_method = lavc_param_vme;
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#else
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lavc_venc_context.me_method = ME_ZERO+lavc_param_vme;
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#endif
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/* fixed qscale :p */
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if (lavc_param_vqscale)
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{
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printf("Using constant qscale = %d (VBR)\n", lavc_param_vqscale);
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lavc_venc_context.flags |= CODEC_FLAG_QSCALE;
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lavc_venc_context.quality = lavc_param_vqscale;
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}
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switch(pass){
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case 1:
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if (VbrControl_init_2pass_vbr_analysis(passtmpfile, 5) == -1){
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mp_msg(MSGT_MENCODER,MSGL_ERR,"2pass failed: filename=%s\n", passtmpfile);
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pass=0;
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}
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break;
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case 2:
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if (VbrControl_init_2pass_vbr_encoding(passtmpfile,
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lavc_venc_context.bit_rate,
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(float)mux_v->h.dwRate/mux_v->h.dwScale,
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100, /* crispness */
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5) == -1){
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mp_msg(MSGT_MENCODER,MSGL_ERR,"2pass failed: filename=%s\n", passtmpfile);
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pass=0;
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} else
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lavc_venc_context.flags|=CODEC_FLAG_QSCALE|CODEC_FLAG_TYPE; // VBR
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break;
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}
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if (avcodec_open(&lavc_venc_context, vf->priv->codec) != 0) {
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mp_msg(MSGT_MENCODER,MSGL_ERR,MSGTR_CantOpenCodec);
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return 0;
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}
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if (lavc_venc_context.codec->encode == NULL) {
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mp_msg(MSGT_MENCODER,MSGL_ERR,"avcodec init failed (ctx->codec->encode == NULL)!\n");
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return 0;
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}
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return 1;
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}
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static int control(struct vf_instance_s* vf, int request, void* data){
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return CONTROL_UNKNOWN;
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}
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static int query_format(struct vf_instance_s* vf, unsigned int fmt){
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switch(fmt){
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case IMGFMT_YV12:
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case IMGFMT_IYUV:
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case IMGFMT_I420:
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return VFCAP_CSP_SUPPORTED | VFCAP_ACCEPT_STRIDE;
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}
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return 0;
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}
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static void put_image(struct vf_instance_s* vf, mp_image_t *mpi){
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int out_size;
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AVPicture lavc_venc_picture;
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lavc_venc_picture.data[0]=mpi->planes[0];
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lavc_venc_picture.data[1]=mpi->planes[1];
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lavc_venc_picture.data[2]=mpi->planes[2];
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lavc_venc_picture.linesize[0]=mpi->stride[0];
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lavc_venc_picture.linesize[1]=mpi->stride[1];
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lavc_venc_picture.linesize[2]=mpi->stride[2];
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if(pass==2){ // handle 2-pass:
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lavc_venc_context.flags|=CODEC_FLAG_QSCALE; // enable VBR
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lavc_venc_context.quality=VbrControl_get_quant();
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lavc_venc_context.key_frame=VbrControl_get_intra();
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lavc_venc_context.gop_size=0x3fffffff;
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out_size = avcodec_encode_video(&lavc_venc_context, mux_v->buffer, mux_v->buffer_size,
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&lavc_venc_picture);
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VbrControl_update_2pass_vbr_encoding(lavc_venc_context.mv_bits,
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lavc_venc_context.i_tex_bits+lavc_venc_context.p_tex_bits,
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8*out_size);
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} else {
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out_size = avcodec_encode_video(&lavc_venc_context, mux_v->buffer, mux_v->buffer_size,
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&lavc_venc_picture);
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if(pass==1){
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VbrControl_update_2pass_vbr_analysis(lavc_venc_context.key_frame,
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lavc_venc_context.mv_bits,
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lavc_venc_context.i_tex_bits+lavc_venc_context.p_tex_bits,
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8*out_size, lavc_venc_context.quality);
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}
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}
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mencoder_write_chunk(mux_v,out_size,lavc_venc_context.key_frame?0x10:0);
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}
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static void uninit(struct vf_instance_s* vf){
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avcodec_close(&lavc_venc_context);
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}
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//===========================================================================//
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static int vf_open(vf_instance_t *vf, char* args){
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vf->uninit=uninit;
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vf->config=config;
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vf->control=control;
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vf->query_format=query_format;
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vf->put_image=put_image;
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vf->priv=malloc(sizeof(struct vf_priv_s));
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memset(vf->priv,0,sizeof(struct vf_priv_s));
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vf->priv->mux=args;
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/* XXX: hack: some of the MJPEG decoder DLL's needs exported huffman
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table, so we define a zero-table, also lavc mjpeg encoder is putting
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huffman tables into the stream, so no problem */
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if (lavc_param_vcodec && !strcasecmp(lavc_param_vcodec, "mjpeg"))
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{
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mux_v->bih=malloc(sizeof(BITMAPINFOHEADER)+28);
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memset(mux_v->bih, 0, sizeof(BITMAPINFOHEADER)+28);
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mux_v->bih->biSize=sizeof(BITMAPINFOHEADER)+28;
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}
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else
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{
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mux_v->bih=malloc(sizeof(BITMAPINFOHEADER));
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memset(mux_v->bih, 0, sizeof(BITMAPINFOHEADER));
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mux_v->bih->biSize=sizeof(BITMAPINFOHEADER);
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}
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mux_v->bih->biWidth=0;
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mux_v->bih->biHeight=0;
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mux_v->bih->biPlanes=1;
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mux_v->bih->biBitCount=24;
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if (!lavc_param_vcodec)
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{
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printf("No libavcodec codec specified! It's required!\n");
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return 0;
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}
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if (!strcasecmp(lavc_param_vcodec, "mpeg1") || !strcasecmp(lavc_param_vcodec, "mpeg1video"))
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mux_v->bih->biCompression = mmioFOURCC('m', 'p', 'g', '1');
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else if (!strcasecmp(lavc_param_vcodec, "h263") || !strcasecmp(lavc_param_vcodec, "h263p"))
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mux_v->bih->biCompression = mmioFOURCC('h', '2', '6', '3');
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else if (!strcasecmp(lavc_param_vcodec, "rv10"))
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mux_v->bih->biCompression = mmioFOURCC('R', 'V', '1', '0');
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else if (!strcasecmp(lavc_param_vcodec, "mjpeg"))
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mux_v->bih->biCompression = mmioFOURCC('M', 'J', 'P', 'G');
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else if (!strcasecmp(lavc_param_vcodec, "mpeg4"))
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mux_v->bih->biCompression = mmioFOURCC('D', 'I', 'V', 'X');
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else if (!strcasecmp(lavc_param_vcodec, "msmpeg4"))
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mux_v->bih->biCompression = mmioFOURCC('d', 'i', 'v', '3');
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else if (!strcasecmp(lavc_param_vcodec, "msmpeg4v2"))
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mux_v->bih->biCompression = mmioFOURCC('M', 'P', '4', '2');
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else if (!strcasecmp(lavc_param_vcodec, "wmv1"))
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mux_v->bih->biCompression = mmioFOURCC('W', 'M', 'V', '1');
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else
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mux_v->bih->biCompression = mmioFOURCC(lavc_param_vcodec[0],
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lavc_param_vcodec[1], lavc_param_vcodec[2], lavc_param_vcodec[3]); /* FIXME!!! */
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if (!avcodec_inited){
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avcodec_init();
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avcodec_register_all();
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avcodec_inited=1;
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}
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vf->priv->codec = (AVCodec *)avcodec_find_encoder_by_name(lavc_param_vcodec);
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if (!vf->priv->codec) {
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mp_msg(MSGT_MENCODER,MSGL_ERR,MSGTR_MissingLAVCcodec, lavc_param_vcodec);
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return 0;
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}
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return 1;
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}
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vf_info_t ve_info_lavc = {
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"libavcodec encoder",
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"lavc",
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"A'rpi and Alex",
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"for internal use by mencoder",
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vf_open
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};
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//===========================================================================//
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#endif
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