2 * Copyright (c) 2011 Michael Niedermayer
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 * Parts of this file have been stolen from mplayer
31 #include "libavutil/avassert.h"
32 #include "libavutil/pixdesc.h"
33 #include "libavutil/intreadwrite.h"
34 #include "libavutil/imgutils.h"
35 #include "libavutil/opt.h"
37 #include "libmpcodecs/vf.h"
38 #include "libmpcodecs/img_format.h"
39 #include "libmpcodecs/cpudetect.h"
40 #include "libmpcodecs/av_helpers.h"
41 #include "libmpcodecs/libvo/fastmemcpy.h"
43 #include "libswscale/swscale.h"
46 //FIXME maybe link the orig in
47 //XXX: identical pix_fmt must be following with each others
50 enum AVPixelFormat pix_fmt;
51 } conversion_map[] = {
52 {IMGFMT_ARGB, AV_PIX_FMT_ARGB},
53 {IMGFMT_BGRA, AV_PIX_FMT_BGRA},
54 {IMGFMT_BGR24, AV_PIX_FMT_BGR24},
55 {IMGFMT_BGR16BE, AV_PIX_FMT_RGB565BE},
56 {IMGFMT_BGR16LE, AV_PIX_FMT_RGB565LE},
57 {IMGFMT_BGR15BE, AV_PIX_FMT_RGB555BE},
58 {IMGFMT_BGR15LE, AV_PIX_FMT_RGB555LE},
59 {IMGFMT_BGR12BE, AV_PIX_FMT_RGB444BE},
60 {IMGFMT_BGR12LE, AV_PIX_FMT_RGB444LE},
61 {IMGFMT_BGR8, AV_PIX_FMT_RGB8},
62 {IMGFMT_BGR4, AV_PIX_FMT_RGB4},
63 {IMGFMT_BGR1, AV_PIX_FMT_MONOBLACK},
64 {IMGFMT_RGB1, AV_PIX_FMT_MONOBLACK},
65 {IMGFMT_RG4B, AV_PIX_FMT_BGR4_BYTE},
66 {IMGFMT_BG4B, AV_PIX_FMT_RGB4_BYTE},
67 {IMGFMT_RGB48LE, AV_PIX_FMT_RGB48LE},
68 {IMGFMT_RGB48BE, AV_PIX_FMT_RGB48BE},
69 {IMGFMT_ABGR, AV_PIX_FMT_ABGR},
70 {IMGFMT_RGBA, AV_PIX_FMT_RGBA},
71 {IMGFMT_RGB24, AV_PIX_FMT_RGB24},
72 {IMGFMT_RGB16BE, AV_PIX_FMT_BGR565BE},
73 {IMGFMT_RGB16LE, AV_PIX_FMT_BGR565LE},
74 {IMGFMT_RGB15BE, AV_PIX_FMT_BGR555BE},
75 {IMGFMT_RGB15LE, AV_PIX_FMT_BGR555LE},
76 {IMGFMT_RGB12BE, AV_PIX_FMT_BGR444BE},
77 {IMGFMT_RGB12LE, AV_PIX_FMT_BGR444LE},
78 {IMGFMT_RGB8, AV_PIX_FMT_BGR8},
79 {IMGFMT_RGB4, AV_PIX_FMT_BGR4},
80 {IMGFMT_BGR8, AV_PIX_FMT_PAL8},
81 {IMGFMT_YUY2, AV_PIX_FMT_YUYV422},
82 {IMGFMT_UYVY, AV_PIX_FMT_UYVY422},
83 {IMGFMT_NV12, AV_PIX_FMT_NV12},
84 {IMGFMT_NV21, AV_PIX_FMT_NV21},
85 {IMGFMT_Y800, AV_PIX_FMT_GRAY8},
86 {IMGFMT_Y8, AV_PIX_FMT_GRAY8},
87 {IMGFMT_YVU9, AV_PIX_FMT_YUV410P},
88 {IMGFMT_IF09, AV_PIX_FMT_YUV410P},
89 {IMGFMT_YV12, AV_PIX_FMT_YUV420P},
90 {IMGFMT_I420, AV_PIX_FMT_YUV420P},
91 {IMGFMT_IYUV, AV_PIX_FMT_YUV420P},
92 {IMGFMT_411P, AV_PIX_FMT_YUV411P},
93 {IMGFMT_422P, AV_PIX_FMT_YUV422P},
94 {IMGFMT_444P, AV_PIX_FMT_YUV444P},
95 {IMGFMT_440P, AV_PIX_FMT_YUV440P},
97 {IMGFMT_420A, AV_PIX_FMT_YUVA420P},
99 {IMGFMT_420P16_LE, AV_PIX_FMT_YUV420P16LE},
100 {IMGFMT_420P16_BE, AV_PIX_FMT_YUV420P16BE},
101 {IMGFMT_422P16_LE, AV_PIX_FMT_YUV422P16LE},
102 {IMGFMT_422P16_BE, AV_PIX_FMT_YUV422P16BE},
103 {IMGFMT_444P16_LE, AV_PIX_FMT_YUV444P16LE},
104 {IMGFMT_444P16_BE, AV_PIX_FMT_YUV444P16BE},
106 // YUVJ are YUV formats that use the full Y range and not just
107 // 16 - 235 (see colorspaces.txt).
108 // Currently they are all treated the same way.
109 {IMGFMT_YV12, AV_PIX_FMT_YUVJ420P},
110 {IMGFMT_422P, AV_PIX_FMT_YUVJ422P},
111 {IMGFMT_444P, AV_PIX_FMT_YUVJ444P},
112 {IMGFMT_440P, AV_PIX_FMT_YUVJ440P},
114 {IMGFMT_XVMC_MOCO_MPEG2, AV_PIX_FMT_XVMC_MPEG2_MC},
115 {IMGFMT_XVMC_IDCT_MPEG2, AV_PIX_FMT_XVMC_MPEG2_IDCT},
116 {IMGFMT_VDPAU_MPEG1, AV_PIX_FMT_VDPAU_MPEG1},
117 {IMGFMT_VDPAU_MPEG2, AV_PIX_FMT_VDPAU_MPEG2},
118 {IMGFMT_VDPAU_H264, AV_PIX_FMT_VDPAU_H264},
119 {IMGFMT_VDPAU_WMV3, AV_PIX_FMT_VDPAU_WMV3},
120 {IMGFMT_VDPAU_VC1, AV_PIX_FMT_VDPAU_VC1},
121 {IMGFMT_VDPAU_MPEG4, AV_PIX_FMT_VDPAU_MPEG4},
125 extern const vf_info_t ff_vf_info_eq2;
126 extern const vf_info_t ff_vf_info_eq;
127 extern const vf_info_t ff_vf_info_fspp;
128 extern const vf_info_t ff_vf_info_ilpack;
129 extern const vf_info_t ff_vf_info_pp7;
130 extern const vf_info_t ff_vf_info_softpulldown;
131 extern const vf_info_t ff_vf_info_uspp;
134 static const vf_info_t* const filters[]={
140 &ff_vf_info_softpulldown,
168 CpuCaps ff_gCpuCaps; //FIXME initialize this so optims work
170 enum AVPixelFormat ff_mp2ff_pix_fmt(int mp){
172 for(i=0; conversion_map[i].fmt && mp != conversion_map[i].fmt; i++)
174 return mp == conversion_map[i].fmt ? conversion_map[i].pix_fmt : AV_PIX_FMT_NONE;
178 const AVClass *class;
180 vf_instance_t next_vf;
181 AVFilterContext *avfctx;
184 enum AVPixelFormat in_pix_fmt;
187 #define OFFSET(x) offsetof(MPContext, x)
188 #define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
189 static const AVOption mp_options[] = {
190 { "filter", "set MPlayer filter name and parameters", OFFSET(filter), AV_OPT_TYPE_STRING, {.str=NULL}, .flags = FLAGS },
194 AVFILTER_DEFINE_CLASS(mp);
196 void ff_mp_msg(int mod, int lev, const char *format, ... ){
198 va_start(va, format);
199 //FIXME convert lev/mod
200 av_vlog(NULL, AV_LOG_DEBUG, format, va);
204 int ff_mp_msg_test(int mod, int lev){
208 void ff_init_avcodec(void)
210 //we maybe should init but its kinda 1. unneeded 2. a bit inpolite from here
214 void ff_vf_clone_mpi_attributes(mp_image_t* dst, mp_image_t* src){
215 dst->pict_type= src->pict_type;
216 dst->fields = src->fields;
217 dst->qscale_type= src->qscale_type;
218 if(dst->width == src->width && dst->height == src->height){
219 dst->qstride= src->qstride;
220 dst->qscale= src->qscale;
225 void ff_vf_next_draw_slice(struct vf_instance *vf,unsigned char** src, int * stride,int w, int h, int x, int y){
226 if (vf->next->draw_slice) {
227 vf->next->draw_slice(vf->next,src,stride,w,h,x,y);
231 ff_mp_msg(MSGT_VFILTER,MSGL_ERR,"draw_slice: dmpi not stored by vf_%s\n", vf->info->name);
234 if (!(vf->dmpi->flags & MP_IMGFLAG_PLANAR)) {
235 memcpy_pic(vf->dmpi->planes[0]+y*vf->dmpi->stride[0]+vf->dmpi->bpp/8*x,
236 src[0], vf->dmpi->bpp/8*w, h, vf->dmpi->stride[0], stride[0]);
239 memcpy_pic(vf->dmpi->planes[0]+y*vf->dmpi->stride[0]+x, src[0],
240 w, h, vf->dmpi->stride[0], stride[0]);
241 memcpy_pic(vf->dmpi->planes[1]+(y>>vf->dmpi->chroma_y_shift)*vf->dmpi->stride[1]+(x>>vf->dmpi->chroma_x_shift),
242 src[1], w>>vf->dmpi->chroma_x_shift, h>>vf->dmpi->chroma_y_shift, vf->dmpi->stride[1], stride[1]);
243 memcpy_pic(vf->dmpi->planes[2]+(y>>vf->dmpi->chroma_y_shift)*vf->dmpi->stride[2]+(x>>vf->dmpi->chroma_x_shift),
244 src[2], w>>vf->dmpi->chroma_x_shift, h>>vf->dmpi->chroma_y_shift, vf->dmpi->stride[2], stride[2]);
248 void ff_vf_mpi_clear(mp_image_t* mpi,int x0,int y0,int w,int h){
250 if(mpi->flags&MP_IMGFLAG_PLANAR){
252 if(x0==0 && w==mpi->width){
254 memset(mpi->planes[0]+mpi->stride[0]*y0,0,mpi->stride[0]*h);
255 memset(mpi->planes[1]+mpi->stride[1]*(y0>>mpi->chroma_y_shift),128,mpi->stride[1]*(h>>mpi->chroma_y_shift));
256 memset(mpi->planes[2]+mpi->stride[2]*(y0>>mpi->chroma_y_shift),128,mpi->stride[2]*(h>>mpi->chroma_y_shift));
258 for(y=y0;y<y0+h;y+=2){
259 memset(mpi->planes[0]+x0+mpi->stride[0]*y,0,w);
260 memset(mpi->planes[0]+x0+mpi->stride[0]*(y+1),0,w);
261 memset(mpi->planes[1]+(x0>>mpi->chroma_x_shift)+mpi->stride[1]*(y>>mpi->chroma_y_shift),128,(w>>mpi->chroma_x_shift));
262 memset(mpi->planes[2]+(x0>>mpi->chroma_x_shift)+mpi->stride[2]*(y>>mpi->chroma_y_shift),128,(w>>mpi->chroma_x_shift));
267 for(y=y0;y<y0+h;y++){
268 unsigned char* dst=mpi->planes[0]+mpi->stride[0]*y+(mpi->bpp>>3)*x0;
269 if(mpi->flags&MP_IMGFLAG_YUV){
270 unsigned int* p=(unsigned int*) dst;
271 int size=(mpi->bpp>>3)*w/4;
274 #define CLEAR_PACKEDYUV_PATTERN 0x00800080
275 #define CLEAR_PACKEDYUV_PATTERN_SWAPPED 0x80008000
277 #define CLEAR_PACKEDYUV_PATTERN 0x80008000
278 #define CLEAR_PACKEDYUV_PATTERN_SWAPPED 0x00800080
280 if(mpi->flags&MP_IMGFLAG_SWAPPED){
281 for(i=0;i<size-3;i+=4) p[i]=p[i+1]=p[i+2]=p[i+3]=CLEAR_PACKEDYUV_PATTERN_SWAPPED;
282 for(;i<size;i++) p[i]=CLEAR_PACKEDYUV_PATTERN_SWAPPED;
284 for(i=0;i<size-3;i+=4) p[i]=p[i+1]=p[i+2]=p[i+3]=CLEAR_PACKEDYUV_PATTERN;
285 for(;i<size;i++) p[i]=CLEAR_PACKEDYUV_PATTERN;
288 memset(dst,0,(mpi->bpp>>3)*w);
292 int ff_vf_next_query_format(struct vf_instance *vf, unsigned int fmt){
297 unsigned int ff_vf_match_csp(vf_instance_t** vfp,const unsigned int* list,unsigned int preferred){
301 mp_image_t* ff_vf_get_image(vf_instance_t* vf, unsigned int outfmt, int mp_imgtype, int mp_imgflag, int w, int h){
302 MPContext *m= (MPContext*)(((uint8_t*)vf) - offsetof(MPContext, next_vf));
303 mp_image_t* mpi=NULL;
305 int number = mp_imgtype >> 16;
307 av_assert0(vf->next == NULL); // all existing filters call this just on next
309 //vf_dint needs these as it calls ff_vf_get_image() before configuring the output
310 if(vf->w==0 && w>0) vf->w=w;
311 if(vf->h==0 && h>0) vf->h=h;
313 av_assert0(w == -1 || w >= vf->w);
314 av_assert0(h == -1 || h >= vf->h);
315 av_assert0(vf->w > 0);
316 av_assert0(vf->h > 0);
318 av_log(m->avfctx, AV_LOG_DEBUG, "get_image: %d:%d, vf: %d:%d\n", w,h,vf->w,vf->h);
320 if (w == -1) w = vf->w;
321 if (h == -1) h = vf->h;
323 w2=(mp_imgflag&MP_IMGFLAG_ACCEPT_ALIGNED_STRIDE)?((w+15)&(~15)):w;
325 // Note: we should call libvo first to check if it supports direct rendering
326 // and if not, then fallback to software buffers:
327 switch(mp_imgtype & 0xff){
328 case MP_IMGTYPE_EXPORT:
329 if(!vf->imgctx.export_images[0]) vf->imgctx.export_images[0]=ff_new_mp_image(w2,h);
330 mpi=vf->imgctx.export_images[0];
332 case MP_IMGTYPE_STATIC:
333 if(!vf->imgctx.static_images[0]) vf->imgctx.static_images[0]=ff_new_mp_image(w2,h);
334 mpi=vf->imgctx.static_images[0];
336 case MP_IMGTYPE_TEMP:
337 if(!vf->imgctx.temp_images[0]) vf->imgctx.temp_images[0]=ff_new_mp_image(w2,h);
338 mpi=vf->imgctx.temp_images[0];
341 if(!(mp_imgflag&MP_IMGFLAG_READABLE)){ // B frame:
342 if(!vf->imgctx.temp_images[0]) vf->imgctx.temp_images[0]=ff_new_mp_image(w2,h);
343 mpi=vf->imgctx.temp_images[0];
347 if(!vf->imgctx.static_images[vf->imgctx.static_idx]) vf->imgctx.static_images[vf->imgctx.static_idx]=ff_new_mp_image(w2,h);
348 mpi=vf->imgctx.static_images[vf->imgctx.static_idx];
349 vf->imgctx.static_idx^=1;
351 case MP_IMGTYPE_NUMBERED:
354 for (i = 0; i < NUM_NUMBERED_MPI; i++)
355 if (!vf->imgctx.numbered_images[i] || !vf->imgctx.numbered_images[i]->usage_count)
359 if (number < 0 || number >= NUM_NUMBERED_MPI) return NULL;
360 if (!vf->imgctx.numbered_images[number]) vf->imgctx.numbered_images[number] = ff_new_mp_image(w2,h);
361 mpi = vf->imgctx.numbered_images[number];
362 mpi->number = number;
366 mpi->type=mp_imgtype;
367 mpi->w=vf->w; mpi->h=vf->h;
368 // keep buffer allocation status & color flags only:
369 // mpi->flags&=~(MP_IMGFLAG_PRESERVE|MP_IMGFLAG_READABLE|MP_IMGFLAG_DIRECT);
370 mpi->flags&=MP_IMGFLAG_ALLOCATED|MP_IMGFLAG_TYPE_DISPLAYED|MP_IMGFLAGMASK_COLORS;
371 // accept restrictions, draw_slice and palette flags only:
372 mpi->flags|=mp_imgflag&(MP_IMGFLAGMASK_RESTRICTIONS|MP_IMGFLAG_DRAW_CALLBACK|MP_IMGFLAG_RGB_PALETTE);
373 if(!vf->draw_slice) mpi->flags&=~MP_IMGFLAG_DRAW_CALLBACK;
374 if(mpi->width!=w2 || mpi->height!=h){
375 // printf("vf.c: MPI parameters changed! %dx%d -> %dx%d \n", mpi->width,mpi->height,w2,h);
376 if(mpi->flags&MP_IMGFLAG_ALLOCATED){
377 if(mpi->width<w2 || mpi->height<h){
378 // need to re-allocate buffer memory:
379 av_free(mpi->planes[0]);
380 mpi->flags&=~MP_IMGFLAG_ALLOCATED;
381 ff_mp_msg(MSGT_VFILTER,MSGL_V,"vf.c: have to REALLOCATE buffer memory :(\n");
385 mpi->width=w2; mpi->chroma_width=(w2 + (1<<mpi->chroma_x_shift) - 1)>>mpi->chroma_x_shift;
386 mpi->height=h; mpi->chroma_height=(h + (1<<mpi->chroma_y_shift) - 1)>>mpi->chroma_y_shift;
389 if(!mpi->bpp) ff_mp_image_setfmt(mpi,outfmt);
390 if(!(mpi->flags&MP_IMGFLAG_ALLOCATED) && mpi->type>MP_IMGTYPE_EXPORT){
392 av_assert0(!vf->get_image);
393 // check libvo first!
394 if(vf->get_image) vf->get_image(vf,mpi);
396 if(!(mpi->flags&MP_IMGFLAG_DIRECT)){
397 // non-direct and not yet allocated image. allocate it!
398 if (!mpi->bpp) { // no way we can allocate this
399 ff_mp_msg(MSGT_DECVIDEO, MSGL_FATAL,
400 "ff_vf_get_image: Tried to allocate a format that can not be allocated!\n");
404 // check if codec prefer aligned stride:
405 if(mp_imgflag&MP_IMGFLAG_PREFER_ALIGNED_STRIDE){
406 int align=(mpi->flags&MP_IMGFLAG_PLANAR &&
407 mpi->flags&MP_IMGFLAG_YUV) ?
408 (8<<mpi->chroma_x_shift)-1 : 15; // -- maybe FIXME
409 w2=((w+align)&(~align));
412 // we have to change width... check if we CAN co it:
413 int flags=vf->query_format(vf,outfmt); // should not fail
414 if(!(flags&3)) ff_mp_msg(MSGT_DECVIDEO,MSGL_WARN,"??? ff_vf_get_image{vf->query_format(outfmt)} failed!\n");
415 // printf("query -> 0x%X \n",flags);
416 if(flags&VFCAP_ACCEPT_STRIDE){
419 mpi->chroma_width=(w2 + (1<<mpi->chroma_x_shift) - 1)>>mpi->chroma_x_shift;
424 ff_mp_image_alloc_planes(mpi);
425 // printf("clearing img!\n");
426 ff_vf_mpi_clear(mpi,0,0,mpi->width,mpi->height);
429 av_assert0(!vf->start_slice);
430 if(mpi->flags&MP_IMGFLAG_DRAW_CALLBACK)
431 if(vf->start_slice) vf->start_slice(vf,mpi);
432 if(!(mpi->flags&MP_IMGFLAG_TYPE_DISPLAYED)){
433 ff_mp_msg(MSGT_DECVIDEO,MSGL_V,"*** [%s] %s%s mp_image_t, %dx%dx%dbpp %s %s, %d bytes\n",
434 "NULL"/*vf->info->name*/,
435 (mpi->type==MP_IMGTYPE_EXPORT)?"Exporting":
436 ((mpi->flags&MP_IMGFLAG_DIRECT)?"Direct Rendering":"Allocating"),
437 (mpi->flags&MP_IMGFLAG_DRAW_CALLBACK)?" (slices)":"",
438 mpi->width,mpi->height,mpi->bpp,
439 (mpi->flags&MP_IMGFLAG_YUV)?"YUV":((mpi->flags&MP_IMGFLAG_SWAPPED)?"BGR":"RGB"),
440 (mpi->flags&MP_IMGFLAG_PLANAR)?"planar":"packed",
441 mpi->bpp*mpi->width*mpi->height/8);
442 ff_mp_msg(MSGT_DECVIDEO,MSGL_DBG2,"(imgfmt: %x, planes: %p,%p,%p strides: %d,%d,%d, chroma: %dx%d, shift: h:%d,v:%d)\n",
443 mpi->imgfmt, mpi->planes[0], mpi->planes[1], mpi->planes[2],
444 mpi->stride[0], mpi->stride[1], mpi->stride[2],
445 mpi->chroma_width, mpi->chroma_height, mpi->chroma_x_shift, mpi->chroma_y_shift);
446 mpi->flags|=MP_IMGFLAG_TYPE_DISPLAYED;
452 // printf("\rVF_MPI: %p %p %p %d %d %d \n",
453 // mpi->planes[0],mpi->planes[1],mpi->planes[2],
454 // mpi->stride[0],mpi->stride[1],mpi->stride[2]);
458 int ff_vf_next_put_image(struct vf_instance *vf,mp_image_t *mpi, double pts){
459 MPContext *m= (MPContext*)(((uint8_t*)vf) - offsetof(MPContext, vf));
460 AVFilterLink *outlink = m->avfctx->outputs[0];
461 AVFrame *picref = av_frame_alloc();
464 av_assert0(vf->next);
466 av_log(m->avfctx, AV_LOG_DEBUG, "ff_vf_next_put_image\n");
471 picref->width = mpi->w;
472 picref->height = mpi->h;
474 picref->type = AVMEDIA_TYPE_VIDEO;
476 for(i=0; conversion_map[i].fmt && mpi->imgfmt != conversion_map[i].fmt; i++);
477 picref->format = conversion_map[i].pix_fmt;
479 for(i=0; conversion_map[i].fmt && m->in_pix_fmt != conversion_map[i].pix_fmt; i++);
480 if (mpi->imgfmt == conversion_map[i].fmt)
481 picref->format = conversion_map[i].pix_fmt;
483 memcpy(picref->linesize, mpi->stride, FFMIN(sizeof(picref->linesize), sizeof(mpi->stride)));
485 for(i=0; i<4 && mpi->stride[i]; i++){
486 picref->data[i] = mpi->planes[i];
489 if(pts != MP_NOPTS_VALUE)
490 picref->pts= pts * av_q2d(outlink->time_base);
492 if(1) { // mp buffers are currently unsupported in libavfilter, we thus must copy
493 AVFrame *tofree = picref;
494 picref = av_frame_clone(picref);
495 av_frame_free(&tofree);
498 ff_filter_frame(outlink, picref);
503 av_frame_free(&picref);
507 int ff_vf_next_config(struct vf_instance *vf,
508 int width, int height, int d_width, int d_height,
509 unsigned int voflags, unsigned int outfmt){
511 av_assert0(width>0 && height>0);
512 vf->next->w = width; vf->next->h = height;
516 int flags=vf->next->query_format(vf->next,outfmt);
518 // hmm. colorspace mismatch!!!
519 //this is fatal for us ATM
522 ff_mp_msg(MSGT_VFILTER,MSGL_V,"REQ: flags=0x%X req=0x%X \n",flags,vf->default_reqs);
523 miss=vf->default_reqs - (flags&vf->default_reqs);
524 if(miss&VFCAP_ACCEPT_STRIDE){
525 // vf requires stride support but vf->next doesn't support it!
526 // let's insert the 'expand' filter, it does the job for us:
527 vf_instance_t* vf2=vf_open_filter(vf->next,"expand",NULL);
528 if(!vf2) return 0; // shouldn't happen!
531 vf->next->w = width; vf->next->h = height;
536 int ff_vf_next_control(struct vf_instance *vf, int request, void* data){
537 MPContext *m= (MPContext*)(((uint8_t*)vf) - offsetof(MPContext, vf));
538 av_log(m->avfctx, AV_LOG_DEBUG, "Received control %d\n", request);
542 static int vf_default_query_format(struct vf_instance *vf, unsigned int fmt){
543 MPContext *m= (MPContext*)(((uint8_t*)vf) - offsetof(MPContext, vf));
545 av_log(m->avfctx, AV_LOG_DEBUG, "query %X\n", fmt);
547 for(i=0; conversion_map[i].fmt; i++){
548 if(fmt==conversion_map[i].fmt)
549 return 1; //we suport all
555 static av_cold int init(AVFilterContext *ctx)
557 MPContext *m = ctx->priv;
558 int cpu_flags = av_get_cpu_flags();
563 ff_gCpuCaps.hasMMX = cpu_flags & AV_CPU_FLAG_MMX;
564 ff_gCpuCaps.hasMMX2 = cpu_flags & AV_CPU_FLAG_MMX2;
565 ff_gCpuCaps.hasSSE = cpu_flags & AV_CPU_FLAG_SSE;
566 ff_gCpuCaps.hasSSE2 = cpu_flags & AV_CPU_FLAG_SSE2;
567 ff_gCpuCaps.hasSSE3 = cpu_flags & AV_CPU_FLAG_SSE3;
568 ff_gCpuCaps.hasSSSE3 = cpu_flags & AV_CPU_FLAG_SSSE3;
569 ff_gCpuCaps.hasSSE4 = cpu_flags & AV_CPU_FLAG_SSE4;
570 ff_gCpuCaps.hasSSE42 = cpu_flags & AV_CPU_FLAG_SSE42;
571 ff_gCpuCaps.hasAVX = cpu_flags & AV_CPU_FLAG_AVX;
572 ff_gCpuCaps.has3DNow = cpu_flags & AV_CPU_FLAG_3DNOW;
573 ff_gCpuCaps.has3DNowExt = cpu_flags & AV_CPU_FLAG_3DNOWEXT;
578 if(!args || 1!=sscanf(args, "%255[^:=]", name)){
579 av_log(ctx, AV_LOG_ERROR, "Invalid parameter.\n");
580 return AVERROR(EINVAL);
582 args += strlen(name);
587 if(!filters[i] || !strcmp(name, filters[i]->name))
592 av_log(ctx, AV_LOG_ERROR, "Unknown filter %s\n", name);
593 return AVERROR(EINVAL);
596 av_log(ctx, AV_LOG_WARNING,
597 "'%s' is a wrapped MPlayer filter (libmpcodecs). This filter may be removed\n"
598 "once it has been ported to a native libavfilter.\n", name);
600 memset(&m->vf,0,sizeof(m->vf));
601 m->vf.info= filters[i];
603 m->vf.next = &m->next_vf;
604 m->vf.put_image = ff_vf_next_put_image;
605 m->vf.config = ff_vf_next_config;
606 m->vf.query_format= vf_default_query_format;
607 m->vf.control = ff_vf_next_control;
608 m->vf.default_caps=VFCAP_ACCEPT_STRIDE;
609 m->vf.default_reqs=0;
611 av_log(ctx, AV_LOG_ERROR, "opts / m_struct_set is unsupported\n");
613 if(vf->info->opts) { // vf_vo get some special argument
614 const m_struct_t* st = vf->info->opts;
615 void* vf_priv = m_struct_alloc(st);
617 for(n = 0 ; args && args[2*n] ; n++)
618 m_struct_set(st,vf_priv,args[2*n],args[2*n+1]);
621 } else // Otherwise we should have the '_oldargs_'
622 if(args && !strcmp(args[0],"_oldargs_"))
623 args = (char**)args[1];
627 if(m->vf.info->vf_open(&m->vf, (char*)args)<=0){
628 av_log(ctx, AV_LOG_ERROR, "vf_open() of %s with arg=%s failed\n", name, args);
635 static av_cold void uninit(AVFilterContext *ctx)
637 MPContext *m = ctx->priv;
638 vf_instance_t *vf = &m->vf;
641 vf_instance_t *next = vf->next;
644 ff_free_mp_image(vf->imgctx.static_images[0]);
645 ff_free_mp_image(vf->imgctx.static_images[1]);
646 ff_free_mp_image(vf->imgctx.temp_images[0]);
647 ff_free_mp_image(vf->imgctx.export_images[0]);
652 static int query_formats(AVFilterContext *ctx)
654 AVFilterFormats *avfmts=NULL;
655 MPContext *m = ctx->priv;
656 enum AVPixelFormat lastpixfmt = AV_PIX_FMT_NONE;
659 for(i=0; conversion_map[i].fmt; i++){
660 av_log(ctx, AV_LOG_DEBUG, "query: %X\n", conversion_map[i].fmt);
661 if(m->vf.query_format(&m->vf, conversion_map[i].fmt)){
662 av_log(ctx, AV_LOG_DEBUG, "supported,adding\n");
663 if (conversion_map[i].pix_fmt != lastpixfmt) {
664 ff_add_format(&avfmts, conversion_map[i].pix_fmt);
665 lastpixfmt = conversion_map[i].pix_fmt;
673 //We assume all allowed input formats are also allowed output formats
674 ff_set_common_formats(ctx, avfmts);
678 static int config_inprops(AVFilterLink *inlink)
680 MPContext *m = inlink->dst->priv;
682 for(i=0; conversion_map[i].fmt && conversion_map[i].pix_fmt != inlink->format; i++);
684 av_assert0(conversion_map[i].fmt && inlink->w && inlink->h);
686 m->vf.fmt.have_configured = 1;
687 m->vf.fmt.orig_height = inlink->h;
688 m->vf.fmt.orig_width = inlink->w;
689 m->vf.fmt.orig_fmt = conversion_map[i].fmt;
691 if(m->vf.config(&m->vf, inlink->w, inlink->h, inlink->w, inlink->h, 0, conversion_map[i].fmt)<=0)
697 static int config_outprops(AVFilterLink *outlink)
699 MPContext *m = outlink->src->priv;
701 outlink->w = m->next_vf.w;
702 outlink->h = m->next_vf.h;
707 static int request_frame(AVFilterLink *outlink)
709 MPContext *m = outlink->src->priv;
712 av_log(m->avfctx, AV_LOG_DEBUG, "mp request_frame\n");
714 for(m->frame_returned=0; !m->frame_returned;){
715 ret=ff_request_frame(outlink->src->inputs[0]);
720 av_log(m->avfctx, AV_LOG_DEBUG, "mp request_frame ret=%d\n", ret);
724 static int filter_frame(AVFilterLink *inlink, AVFrame *inpic)
726 MPContext *m = inlink->dst->priv;
728 double pts= MP_NOPTS_VALUE;
729 mp_image_t* mpi = ff_new_mp_image(inpic->width, inpic->height);
731 if(inpic->pts != AV_NOPTS_VALUE)
732 pts= inpic->pts / av_q2d(inlink->time_base);
734 for(i=0; conversion_map[i].fmt && conversion_map[i].pix_fmt != inlink->format; i++);
735 ff_mp_image_setfmt(mpi,conversion_map[i].fmt);
736 m->in_pix_fmt = inlink->format;
738 memcpy(mpi->planes, inpic->data, FFMIN(sizeof(inpic->data) , sizeof(mpi->planes)));
739 memcpy(mpi->stride, inpic->linesize, FFMIN(sizeof(inpic->linesize), sizeof(mpi->stride)));
741 if (inpic->interlaced_frame)
742 mpi->fields |= MP_IMGFIELD_INTERLACED;
743 if (inpic->top_field_first)
744 mpi->fields |= MP_IMGFIELD_TOP_FIRST;
745 if (inpic->repeat_pict)
746 mpi->fields |= MP_IMGFIELD_REPEAT_FIRST;
748 // mpi->flags|=MP_IMGFLAG_ALLOCATED; ?
749 mpi->flags |= MP_IMGFLAG_READABLE;
750 if(!av_frame_is_writable(inpic))
751 mpi->flags |= MP_IMGFLAG_PRESERVE;
752 if(m->vf.put_image(&m->vf, mpi, pts) == 0){
753 av_log(m->avfctx, AV_LOG_DEBUG, "put_image() says skip\n");
755 av_frame_free(&inpic);
757 ff_free_mp_image(mpi);
761 static const AVFilterPad mp_inputs[] = {
764 .type = AVMEDIA_TYPE_VIDEO,
765 .filter_frame = filter_frame,
766 .config_props = config_inprops,
771 static const AVFilterPad mp_outputs[] = {
774 .type = AVMEDIA_TYPE_VIDEO,
775 .request_frame = request_frame,
776 .config_props = config_outprops,
781 AVFilter avfilter_vf_mp = {
783 .description = NULL_IF_CONFIG_SMALL("Apply a libmpcodecs filter to the input video."),
786 .priv_size = sizeof(MPContext),
787 .query_formats = query_formats,
789 .outputs = mp_outputs,
790 .priv_class = &mp_class,