diff options
Diffstat (limited to 'libmpcodecs/vf_lavc.c')
| -rw-r--r-- | libmpcodecs/vf_lavc.c | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/libmpcodecs/vf_lavc.c b/libmpcodecs/vf_lavc.c deleted file mode 100644 index 65e93a16cc..0000000000 --- a/libmpcodecs/vf_lavc.c +++ /dev/null @@ -1,173 +0,0 @@ -/* - * This file is part of MPlayer. - * - * MPlayer is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * MPlayer 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with MPlayer; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <inttypes.h> - -#include "config.h" -#include "mp_msg.h" - -#include "img_format.h" -#include "mp_image.h" -#include "vf.h" -#include "libavcodec/avcodec.h" - -struct vf_priv_s { - unsigned char* outbuf; - int outbuf_size; - AVCodecContext* context; - AVFrame* pic; - AVCodec* codec; - vo_mpegpes_t pes; -}; - -#define lavc_venc_context (*vf->priv->context) - -//===========================================================================// - -static int config(struct vf_instance *vf, - int width, int height, int d_width, int d_height, - unsigned int flags, unsigned int outfmt){ - if(vf_next_query_format(vf,IMGFMT_MPEGPES)<=0) return 0; - - lavc_venc_context.width = width; - lavc_venc_context.height = height; - - if(!lavc_venc_context.time_base.num || !lavc_venc_context.time_base.den){ - // guess FPS: - switch(height){ - case 240: - case 480: - lavc_venc_context.time_base= (AVRational){1001,30000}; - break; - case 576: - case 288: - default: - lavc_venc_context.time_base= (AVRational){1,25}; - break; -// lavc_venc_context.frame_rate=vo_fps*FRAME_RATE_BASE; // same as src - } - } - - free(vf->priv->outbuf); - - vf->priv->outbuf_size=10000+width*height; // must be enough! - vf->priv->outbuf = malloc(vf->priv->outbuf_size); - - if (avcodec_open2(&lavc_venc_context, vf->priv->codec, NULL) != 0) { - mp_tmsg(MSGT_VFILTER,MSGL_ERR,"Could not open codec.\n"); - return 0; - } - - return vf_next_config(vf,width,height,d_width,d_height,flags,IMGFMT_MPEGPES); -} - -static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){ - mp_image_t* dmpi; - int out_size; - AVFrame *pic= vf->priv->pic; - - pic->data[0]=mpi->planes[0]; - pic->data[1]=mpi->planes[1]; - pic->data[2]=mpi->planes[2]; - pic->linesize[0]=mpi->stride[0]; - pic->linesize[1]=mpi->stride[1]; - pic->linesize[2]=mpi->stride[2]; - - out_size = avcodec_encode_video(&lavc_venc_context, - vf->priv->outbuf, vf->priv->outbuf_size, pic); - - if(out_size<=0) return 1; - - dmpi=vf_get_image(vf->next,IMGFMT_MPEGPES, - MP_IMGTYPE_EXPORT, 0, - mpi->w, mpi->h); - - vf->priv->pes.data=vf->priv->outbuf; - vf->priv->pes.size=out_size; - vf->priv->pes.id=0x1E0; - vf->priv->pes.timestamp=-1; // dunno - - dmpi->planes[0]=(unsigned char*)&vf->priv->pes; - - return vf_next_put_image(vf,dmpi, pts); -} - -//===========================================================================// - -static int query_format(struct vf_instance *vf, unsigned int fmt){ - switch(fmt){ - case IMGFMT_YV12: - case IMGFMT_I420: - case IMGFMT_IYUV: - return vf_next_query_format(vf, IMGFMT_MPEGPES) & (~(VFCAP_CSP_SUPPORTED_BY_HW | VFCAP_ACCEPT_STRIDE)); - } - return 0; -} - -static int vf_open(vf_instance_t *vf, char *args){ - int p_quality=0; - float p_fps=0; - - vf->config=config; - vf->put_image=put_image; - vf->query_format=query_format; - vf->priv=malloc(sizeof(struct vf_priv_s)); - memset(vf->priv,0,sizeof(struct vf_priv_s)); - - vf->priv->codec = (AVCodec *)avcodec_find_encoder_by_name("mpeg1video"); - if (!vf->priv->codec) { - mp_tmsg(MSGT_VFILTER,MSGL_ERR,"Cannot find codec '%s' in libavcodec...\n", "mpeg1video"); - return 0; - } - - vf->priv->context=avcodec_alloc_context3(vf->priv->codec); - vf->priv->pic = avcodec_alloc_frame(); - - // TODO: parse args -> - if(args) sscanf(args, "%d:%f", &p_quality, &p_fps); - - if(p_quality<32){ - // fixed qscale - lavc_venc_context.flags = CODEC_FLAG_QSCALE; - lavc_venc_context.global_quality = - vf->priv->pic->quality = (int)(FF_QP2LAMBDA * ((p_quality<1) ? 1 : p_quality) + 0.5); - } else { - // fixed bitrate (in kbits) - lavc_venc_context.bit_rate = 1000*p_quality; - } - lavc_venc_context.time_base.num = 1000*1001; - lavc_venc_context.time_base.den = (p_fps<1.0) ? 1000*1001*25 : (p_fps * lavc_venc_context.time_base.num); - lavc_venc_context.gop_size = 0; // I-only - lavc_venc_context.pix_fmt= PIX_FMT_YUV420P; - - return 1; -} - -const vf_info_t vf_info_lavc = { - "realtime mpeg1 encoding with libavcodec", - "lavc", - "A'rpi", - "", - vf_open, - NULL -}; - -//===========================================================================// |