2 * This file is part of MPlayer.
4 * MPlayer is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * MPlayer is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
30 #include "libavutil/common.h"
31 #include "ffmpeg_files/intreadwrite.h"
33 #include "fmt-conversion.h"
36 #include "img_format.h"
37 #include "libmpdemux/stheader.h"
38 #include "codec-cfg.h"
40 static const vd_info_t info
= {
41 "FFmpeg's libavcodec codec family",
44 "A'rpi, Michael, Alex",
48 #include "libavcodec/avcodec.h"
50 #if AVPALETTE_SIZE > 1024
51 #error palette too large, adapt libmpcodecs/vf.c:vf_get_image
55 #include "libavcodec/xvmc.h"
58 int avcodec_initialized
=0;
61 AVCodecContext
*avctx
;
63 enum PixelFormat pix_fmt
;
75 AVRational last_sample_aspect_ratio
;
81 static int get_buffer(AVCodecContext
*avctx
, AVFrame
*pic
);
82 static void release_buffer(AVCodecContext
*avctx
, AVFrame
*pic
);
83 static void draw_slice(struct AVCodecContext
*s
, const AVFrame
*src
,
84 int offset
[4], int y
, int type
, int height
);
86 static enum PixelFormat
get_format(struct AVCodecContext
*avctx
,
87 const enum PixelFormat
*pix_fmt
);
88 static void uninit(struct sh_video
*sh
);
90 const m_option_t lavc_decode_opts_conf
[]={
91 OPT_INTRANGE("bug", lavc_param
.workaround_bugs
, 0, -1, 999999),
92 OPT_INTRANGE("er", lavc_param
.error_resilience
, 0, 0, 99),
93 OPT_FLAG_ON("gray", lavc_param
.gray
, 0),
94 OPT_INTRANGE("idct", lavc_param
.idct_algo
, 0, 0, 99),
95 OPT_INTRANGE("ec", lavc_param
.error_concealment
, 0, 0, 99),
96 OPT_FLAG_ON("vstats", lavc_param
.vstats
, 0),
97 OPT_INTRANGE("debug", lavc_param
.debug
, 0, 0, 9999999),
98 OPT_INTRANGE("vismv", lavc_param
.vismv
, 0, 0, 9999999),
99 OPT_INTRANGE("st", lavc_param
.skip_top
, 0, 0, 999),
100 OPT_INTRANGE("sb", lavc_param
.skip_bottom
, 0, 0, 999),
101 OPT_FLAG_CONSTANTS("fast", lavc_param
.fast
, 0, 0, CODEC_FLAG2_FAST
),
102 OPT_STRING("lowres", lavc_param
.lowres_str
, 0),
103 OPT_STRING("skiploopfilter", lavc_param
.skip_loop_filter_str
, 0),
104 OPT_STRING("skipidct", lavc_param
.skip_idct_str
, 0),
105 OPT_STRING("skipframe", lavc_param
.skip_frame_str
, 0),
106 OPT_INTRANGE("threads", lavc_param
.threads
, 0, 1, 8),
107 OPT_FLAG_CONSTANTS("bitexact", lavc_param
.bitexact
, 0, 0, CODEC_FLAG_BITEXACT
),
108 OPT_STRING("o", lavc_param
.avopt
, 0),
109 {NULL
, NULL
, 0, 0, 0, 0, NULL
}
112 static enum AVDiscard
str2AVDiscard(char *str
) {
113 if (!str
) return AVDISCARD_DEFAULT
;
114 if (strcasecmp(str
, "none" ) == 0) return AVDISCARD_NONE
;
115 if (strcasecmp(str
, "default") == 0) return AVDISCARD_DEFAULT
;
116 if (strcasecmp(str
, "nonref" ) == 0) return AVDISCARD_NONREF
;
117 if (strcasecmp(str
, "bidir" ) == 0) return AVDISCARD_BIDIR
;
118 if (strcasecmp(str
, "nonkey" ) == 0) return AVDISCARD_NONKEY
;
119 if (strcasecmp(str
, "all" ) == 0) return AVDISCARD_ALL
;
120 mp_msg(MSGT_DECVIDEO
, MSGL_ERR
, "Unknown discard value %s\n", str
);
121 return AVDISCARD_DEFAULT
;
124 // to set/get/query special features/parameters
125 static int control(sh_video_t
*sh
, int cmd
, void *arg
, ...){
126 vd_ffmpeg_ctx
*ctx
= sh
->context
;
127 AVCodecContext
*avctx
= ctx
->avctx
;
129 case VDCTRL_QUERY_FORMAT
:
131 int format
=(*((int *)arg
));
132 if(format
== ctx
->best_csp
) return CONTROL_TRUE
;//supported
133 // possible conversions:
138 // "converted" using pointer/stride modification
139 if(avctx
->pix_fmt
==PIX_FMT_YUV420P
) return CONTROL_TRUE
;// u/v swap
140 if(avctx
->pix_fmt
==PIX_FMT_YUV422P
&& !ctx
->do_dr1
) return CONTROL_TRUE
;// half stride
143 case IMGFMT_XVMC_IDCT_MPEG2
:
144 case IMGFMT_XVMC_MOCO_MPEG2
:
145 if(avctx
->pix_fmt
==PIX_FMT_XVMC_MPEG2_IDCT
) return CONTROL_TRUE
;
148 return CONTROL_FALSE
;
150 case VDCTRL_RESYNC_STREAM
:
151 avcodec_flush_buffers(avctx
);
153 case VDCTRL_QUERY_UNSEEN_FRAMES
:;
154 int delay
= avctx
->has_b_frames
;
157 return CONTROL_UNKNOWN
;
161 static int init(sh_video_t
*sh
){
162 struct lavc_param
*lavc_param
= &sh
->opts
->lavc_param
;
163 AVCodecContext
*avctx
;
167 int do_vis_debug
= lavc_param
->vismv
|| (lavc_param
->debug
&(FF_DEBUG_VIS_MB_TYPE
|FF_DEBUG_VIS_QP
));
169 if(!avcodec_initialized
){
171 avcodec_register_all();
172 avcodec_initialized
=1;
175 ctx
= sh
->context
= malloc(sizeof(vd_ffmpeg_ctx
));
178 memset(ctx
, 0, sizeof(vd_ffmpeg_ctx
));
180 lavc_codec
= (AVCodec
*)avcodec_find_decoder_by_name(sh
->codec
->dll
);
182 mp_tmsg(MSGT_DECVIDEO
, MSGL_ERR
, "Cannot find codec '%s' in libavcodec...\n", sh
->codec
->dll
);
187 if(sh
->opts
->vd_use_slices
&& (lavc_codec
->capabilities
&CODEC_CAP_DRAW_HORIZ_BAND
) && !do_vis_debug
)
190 if(lavc_codec
->capabilities
&CODEC_CAP_DR1
&& !do_vis_debug
&& lavc_codec
->id
!= CODEC_ID_H264
&& lavc_codec
->id
!= CODEC_ID_INTERPLAY_VIDEO
&& lavc_codec
->id
!= CODEC_ID_ROQ
)
192 ctx
->b_age
= ctx
->ip_age
[0]= ctx
->ip_age
[1]= 256*256*256*64;
193 ctx
->ip_count
= ctx
->b_count
= 0;
195 ctx
->pic
= avcodec_alloc_frame();
196 ctx
->avctx
= avcodec_alloc_context();
199 avctx
->codec_type
= CODEC_TYPE_VIDEO
;
200 avctx
->codec_id
= lavc_codec
->id
;
202 if (lavc_codec
->capabilities
& CODEC_CAP_HWACCEL
// XvMC
203 || lavc_codec
->capabilities
& CODEC_CAP_HWACCEL_VDPAU
) {
205 ctx
->do_slices
= true;
206 lavc_param
->threads
= 1;
207 avctx
->get_format
= get_format
;
208 avctx
->get_buffer
= get_buffer
;
209 avctx
->release_buffer
= release_buffer
;
210 avctx
->reget_buffer
= get_buffer
;
211 avctx
->draw_horiz_band
= draw_slice
;
212 if (lavc_codec
->capabilities
& CODEC_CAP_HWACCEL
)
213 mp_msg(MSGT_DECVIDEO
, MSGL_V
, "[VD_FFMPEG] XVMC-accelerated "
215 if (lavc_codec
->capabilities
& CODEC_CAP_HWACCEL_VDPAU
)
216 mp_msg(MSGT_DECVIDEO
, MSGL_V
, "[VD_FFMPEG] VDPAU hardware "
218 avctx
->slice_flags
= SLICE_FLAG_CODED_ORDER
|SLICE_FLAG_ALLOW_FIELD
;
221 /* Our get_buffer and draw_horiz_band callbacks are not safe to call
222 * from other threads. */
223 if (lavc_param
->threads
> 1) {
225 ctx
->do_slices
= false;
229 avctx
->flags
|= CODEC_FLAG_EMU_EDGE
;
230 avctx
->get_buffer
= get_buffer
;
231 avctx
->release_buffer
= release_buffer
;
232 avctx
->reget_buffer
= get_buffer
;
235 avctx
->flags
|= lavc_param
->bitexact
;
237 avctx
->width
= sh
->disp_w
;
238 avctx
->height
= sh
->disp_h
;
239 avctx
->workaround_bugs
= lavc_param
->workaround_bugs
;
240 avctx
->error_recognition
= lavc_param
->error_resilience
;
241 if(lavc_param
->gray
) avctx
->flags
|= CODEC_FLAG_GRAY
;
242 avctx
->flags2
|= lavc_param
->fast
;
243 avctx
->codec_tag
= sh
->format
;
244 avctx
->stream_codec_tag
= sh
->video
.fccHandler
;
245 avctx
->idct_algo
= lavc_param
->idct_algo
;
246 avctx
->error_concealment
= lavc_param
->error_concealment
;
247 avctx
->debug
= lavc_param
->debug
;
248 if (lavc_param
->debug
)
249 av_log_set_level(AV_LOG_DEBUG
);
250 avctx
->debug_mv
= lavc_param
->vismv
;
251 avctx
->skip_top
= lavc_param
->skip_top
;
252 avctx
->skip_bottom
= lavc_param
->skip_bottom
;
253 if(lavc_param
->lowres_str
!= NULL
)
255 sscanf(lavc_param
->lowres_str
, "%d,%d", &ctx
->lowres
, &lowres_w
);
256 if(ctx
->lowres
< 1 || ctx
->lowres
> 16 || (lowres_w
> 0 && avctx
->width
< lowres_w
))
258 avctx
->lowres
= ctx
->lowres
;
260 avctx
->skip_loop_filter
= str2AVDiscard(lavc_param
->skip_loop_filter_str
);
261 avctx
->skip_idct
= str2AVDiscard(lavc_param
->skip_idct_str
);
262 avctx
->skip_frame
= str2AVDiscard(lavc_param
->skip_frame_str
);
264 if(lavc_param
->avopt
){
265 if(parse_avopts(avctx
, lavc_param
->avopt
) < 0){
266 mp_msg(MSGT_DECVIDEO
, MSGL_ERR
, "Your options /%s/ look like gibberish to me pal\n", lavc_param
->avopt
);
272 mp_dbg(MSGT_DECVIDEO
, MSGL_DBG2
, "libavcodec.size: %d x %d\n", avctx
->width
, avctx
->height
);
273 switch (sh
->format
) {
274 case mmioFOURCC('S','V','Q','3'):
275 /* SVQ3 extradata can show up as sh->ImageDesc if demux_mov is used, or
276 in the phony AVI header if demux_lavf is used. The first case is
277 handled here; the second case falls through to the next section. */
279 avctx
->extradata_size
= (*(int *)sh
->ImageDesc
) - sizeof(int);
280 avctx
->extradata
= av_mallocz(avctx
->extradata_size
+ FF_INPUT_BUFFER_PADDING_SIZE
);
281 memcpy(avctx
->extradata
, ((int *)sh
->ImageDesc
)+1, avctx
->extradata_size
);
286 case mmioFOURCC('A','V','R','n'):
287 case mmioFOURCC('M','J','P','G'):
288 /* AVRn stores huffman table in AVI header */
289 /* Pegasus MJPEG stores it also in AVI header, but it uses the common
291 if (!sh
->bih
|| sh
->bih
->biSize
<= sizeof(BITMAPINFOHEADER
))
293 avctx
->flags
|= CODEC_FLAG_EXTERN_HUFF
;
294 avctx
->extradata_size
= sh
->bih
->biSize
-sizeof(BITMAPINFOHEADER
);
295 avctx
->extradata
= av_mallocz(avctx
->extradata_size
+ FF_INPUT_BUFFER_PADDING_SIZE
);
296 memcpy(avctx
->extradata
, sh
->bih
+1, avctx
->extradata_size
);
301 uint8_t *p
= avctx
->extradata
;
303 for (x
=0; x
<avctx
->extradata_size
; x
++)
304 mp_msg(MSGT_DECVIDEO
, MSGL_INFO
, "[%x] ", p
[x
]);
305 mp_msg(MSGT_DECVIDEO
, MSGL_INFO
, "\n");
310 case mmioFOURCC('R', 'V', '1', '0'):
311 case mmioFOURCC('R', 'V', '1', '3'):
312 case mmioFOURCC('R', 'V', '2', '0'):
313 case mmioFOURCC('R', 'V', '3', '0'):
314 case mmioFOURCC('R', 'V', '4', '0'):
315 if(sh
->bih
->biSize
<sizeof(*sh
->bih
)+8){
316 /* only 1 packet per frame & sub_id from fourcc */
317 avctx
->extradata_size
= 8;
318 avctx
->extradata
= av_mallocz(avctx
->extradata_size
+ FF_INPUT_BUFFER_PADDING_SIZE
);
319 ((uint32_t *)avctx
->extradata
)[0] = 0;
320 ((uint32_t *)avctx
->extradata
)[1] =
321 (sh
->format
== mmioFOURCC('R', 'V', '1', '3')) ? 0x10003001 : 0x10000000;
323 /* has extra slice header (demux_rm or rm->avi streamcopy) */
324 avctx
->extradata_size
= sh
->bih
->biSize
-sizeof(BITMAPINFOHEADER
);
325 avctx
->extradata
= av_mallocz(avctx
->extradata_size
+ FF_INPUT_BUFFER_PADDING_SIZE
);
326 memcpy(avctx
->extradata
, sh
->bih
+1, avctx
->extradata_size
);
328 avctx
->sub_id
= AV_RB32(avctx
->extradata
+4);
330 // printf("%X %X %d %d\n", extrahdr[0], extrahdr[1]);
334 if (!sh
->bih
|| sh
->bih
->biSize
<= sizeof(BITMAPINFOHEADER
))
336 avctx
->extradata_size
= sh
->bih
->biSize
-sizeof(BITMAPINFOHEADER
);
337 avctx
->extradata
= av_mallocz(avctx
->extradata_size
+ FF_INPUT_BUFFER_PADDING_SIZE
);
338 memcpy(avctx
->extradata
, sh
->bih
+1, avctx
->extradata_size
);
341 /* Pass palette to codec */
342 if (sh
->bih
&& (sh
->bih
->biBitCount
<= 8)) {
343 avctx
->palctrl
= calloc(1, sizeof(AVPaletteControl
));
344 avctx
->palctrl
->palette_changed
= 1;
345 if (sh
->bih
->biSize
-sizeof(BITMAPINFOHEADER
))
346 /* Palette size in biSize */
347 memcpy(avctx
->palctrl
->palette
, sh
->bih
+1,
348 FFMIN(sh
->bih
->biSize
-sizeof(BITMAPINFOHEADER
), AVPALETTE_SIZE
));
350 /* Palette size in biClrUsed */
351 memcpy(avctx
->palctrl
->palette
, sh
->bih
+1,
352 FFMIN(sh
->bih
->biClrUsed
* 4, AVPALETTE_SIZE
));
356 avctx
->bits_per_coded_sample
= sh
->bih
->biBitCount
;
358 if(lavc_param
->threads
> 1)
359 avcodec_thread_init(avctx
, lavc_param
->threads
);
361 if (avcodec_open(avctx
, lavc_codec
) < 0) {
362 mp_tmsg(MSGT_DECVIDEO
, MSGL_ERR
, "Could not open codec.\n");
366 mp_msg(MSGT_DECVIDEO
, MSGL_V
, "INFO: libavcodec init OK!\n");
367 return 1; //mpcodecs_config_vo(sh, sh->disp_w, sh->disp_h, IMGFMT_YV12);
371 static void uninit(sh_video_t
*sh
){
372 vd_ffmpeg_ctx
*ctx
= sh
->context
;
373 AVCodecContext
*avctx
= ctx
->avctx
;
375 if(sh
->opts
->lavc_param
.vstats
){
378 mp_msg(MSGT_DECVIDEO
, MSGL_INFO
, "QP: %d, count: %d\n", i
, ctx
->qp_stat
[i
]);
380 mp_tmsg(MSGT_DECVIDEO
, MSGL_INFO
, "[VD_FFMPEG] Arithmetic mean of QP: %2.4f, Harmonic mean of QP: %2.4f\n",
381 ctx
->qp_sum
/ avctx
->coded_frame
->coded_picture_number
,
382 1.0/(ctx
->inv_qp_sum
/ avctx
->coded_frame
->coded_picture_number
)
387 if (avctx
->codec
&& avcodec_close(avctx
) < 0)
388 mp_tmsg(MSGT_DECVIDEO
, MSGL_ERR
, "Could not close codec.\n");
390 av_freep(&avctx
->extradata
);
391 av_freep(&avctx
->palctrl
);
392 av_freep(&avctx
->slice_offset
);
401 static void draw_slice(struct AVCodecContext
*s
,
402 const AVFrame
*src
, int offset
[4],
403 int y
, int type
, int height
){
404 sh_video_t
*sh
= s
->opaque
;
405 uint8_t *source
[MP_MAX_PLANES
]= {src
->data
[0] + offset
[0], src
->data
[1] + offset
[1], src
->data
[2] + offset
[2]};
406 int strides
[MP_MAX_PLANES
] = {src
->linesize
[0], src
->linesize
[1], src
->linesize
[2]};
410 vd_ffmpeg_ctx
*ctx
= sh
->context
;
411 int skip_stride
= ((width
<< ctx
->lowres
)+15)>>4;
412 uint8_t *skip
= &s
->coded_frame
->mbskip_table
[(y
>>4)*skip_stride
];
413 int threshold
= s
->coded_frame
->age
;
414 if(s
->pict_type
!=B_TYPE
){
415 for(i
=0; i
*16<width
+16; i
++){
416 if(i
*16>=width
|| skip
[i
]>=threshold
){
417 if(start
==i
) start
++;
419 uint8_t *src2
[3]= {src
[0] + start
*16,
422 //printf("%2d-%2d x %d\n", start, i, y);
423 mpcodecs_draw_slice (sh
, src2
, stride
, (i
-start
)*16, height
, start
*16, y
);
435 for (i
= 0; i
< MP_MAX_PLANES
; i
++)
437 strides
[i
] = -strides
[i
];
438 source
[i
] -= strides
[i
];
441 if (y
< sh
->disp_h
) {
442 mpcodecs_draw_slice (sh
, source
, strides
, sh
->disp_w
, (y
+height
)<=sh
->disp_h
?height
:sh
->disp_h
-y
, 0, y
);
447 static int init_vo(sh_video_t
*sh
, enum PixelFormat pix_fmt
){
448 vd_ffmpeg_ctx
*ctx
= sh
->context
;
449 AVCodecContext
*avctx
= ctx
->avctx
;
450 float aspect
= av_q2d(avctx
->sample_aspect_ratio
) * avctx
->width
/ avctx
->height
;
453 width
= avctx
->width
;
454 height
= avctx
->height
;
457 // if sh->ImageDesc is non-NULL, it means we decode QuickTime(tm) video.
458 // use dimensions from BIH to avoid black borders at the right and bottom.
459 if (sh
->bih
&& sh
->ImageDesc
) {
460 width
= sh
->bih
->biWidth
>> ctx
->lowres
;
461 height
= sh
->bih
->biHeight
>> ctx
->lowres
;
464 // it is possible another vo buffers to be used after vo config()
465 // lavc reset its buffers on width/heigh change but not on aspect change!!!
466 if (av_cmp_q(avctx
->sample_aspect_ratio
, ctx
->last_sample_aspect_ratio
) ||
467 width
!= sh
->disp_w
||
468 height
!= sh
->disp_h
||
469 pix_fmt
!= ctx
->pix_fmt
||
470 !ctx
->vo_initialized
)
472 mp_msg(MSGT_DECVIDEO
, MSGL_V
, "[ffmpeg] aspect_ratio: %f\n", aspect
);
473 if (sh
->aspect
== 0 ||
474 av_cmp_q(avctx
->sample_aspect_ratio
,
475 ctx
->last_sample_aspect_ratio
))
477 ctx
->last_sample_aspect_ratio
= avctx
->sample_aspect_ratio
;
480 ctx
->pix_fmt
= pix_fmt
;
481 ctx
->best_csp
= pixfmt2imgfmt(pix_fmt
);
482 if (!mpcodecs_config_vo(sh
, sh
->disp_w
, sh
->disp_h
, ctx
->best_csp
))
484 ctx
->vo_initialized
= 1;
489 static int get_buffer(AVCodecContext
*avctx
, AVFrame
*pic
){
490 sh_video_t
*sh
= avctx
->opaque
;
491 vd_ffmpeg_ctx
*ctx
= sh
->context
;
492 mp_image_t
*mpi
=NULL
;
493 int flags
= MP_IMGFLAG_ACCEPT_STRIDE
| MP_IMGFLAG_PREFER_ALIGNED_STRIDE
;
494 int type
= MP_IMGTYPE_IPB
;
495 int width
= avctx
->width
;
496 int height
= avctx
->height
;
497 avcodec_align_dimensions(avctx
, &width
, &height
);
498 //printf("get_buffer %d %d %d\n", pic->reference, ctx->ip_count, ctx->b_count);
500 if (pic
->buffer_hints
) {
501 mp_msg(MSGT_DECVIDEO
, MSGL_DBG2
, "Buffer hints: %u\n", pic
->buffer_hints
);
502 type
= MP_IMGTYPE_TEMP
;
503 if (pic
->buffer_hints
& FF_BUFFER_HINTS_READABLE
)
504 flags
|= MP_IMGFLAG_READABLE
;
505 if (pic
->buffer_hints
& FF_BUFFER_HINTS_PRESERVE
) {
506 type
= MP_IMGTYPE_STATIC
;
507 flags
|= MP_IMGFLAG_PRESERVE
;
509 if (pic
->buffer_hints
& FF_BUFFER_HINTS_REUSABLE
) {
510 type
= MP_IMGTYPE_STATIC
;
511 flags
|= MP_IMGFLAG_PRESERVE
;
513 flags
|=(!avctx
->hurry_up
&& ctx
->do_slices
) ?
514 MP_IMGFLAG_DRAW_CALLBACK
:0;
515 mp_msg(MSGT_DECVIDEO
, MSGL_DBG2
, type
== MP_IMGTYPE_STATIC
? "using STATIC\n" : "using TEMP\n");
519 flags
|=(!avctx
->hurry_up
&& ctx
->do_slices
) ?
520 MP_IMGFLAG_DRAW_CALLBACK
:0;
523 flags
|= MP_IMGFLAG_PRESERVE
|MP_IMGFLAG_READABLE
524 | (ctx
->do_slices
? MP_IMGFLAG_DRAW_CALLBACK
: 0);
528 if(init_vo(sh
, avctx
->pix_fmt
) < 0){
529 avctx
->release_buffer
= avcodec_default_release_buffer
;
530 avctx
->get_buffer
= avcodec_default_get_buffer
;
531 return avctx
->get_buffer(avctx
, pic
);
534 if (IMGFMT_IS_XVMC(ctx
->best_csp
) || IMGFMT_IS_VDPAU(ctx
->best_csp
)) {
535 type
= MP_IMGTYPE_NUMBERED
| (0xffff << 16);
537 if (!pic
->buffer_hints
) {
538 if(ctx
->b_count
>1 || ctx
->ip_count
>2){
539 mp_tmsg(MSGT_DECVIDEO
, MSGL_WARN
, "[VD_FFMPEG] DRI failure.\n");
541 ctx
->do_dr1
=0; //FIXME
542 avctx
->get_buffer
= avcodec_default_get_buffer
;
543 return avctx
->get_buffer(avctx
, pic
);
546 if(avctx
->has_b_frames
){
547 type
= MP_IMGTYPE_IPB
;
551 mp_msg(MSGT_DECVIDEO
, MSGL_DBG2
, type
== MP_IMGTYPE_IPB
? "using IPB\n" : "using IP\n");
554 if (ctx
->best_csp
== IMGFMT_RGB8
|| ctx
->best_csp
== IMGFMT_BGR8
)
555 flags
|= MP_IMGFLAG_RGB_PALETTE
;
556 mpi
= mpcodecs_get_image(sh
, type
, flags
, width
, height
);
559 // ok, let's see what did we get:
560 if(mpi
->flags
&MP_IMGFLAG_DRAW_CALLBACK
&&
561 !(mpi
->flags
&MP_IMGFLAG_DIRECT
)){
562 // nice, filter/vo likes draw_callback :)
563 avctx
->draw_horiz_band
= draw_slice
;
565 avctx
->draw_horiz_band
= NULL
;
566 if(IMGFMT_IS_VDPAU(mpi
->imgfmt
)) {
567 avctx
->draw_horiz_band
= draw_slice
;
570 if(IMGFMT_IS_XVMC(mpi
->imgfmt
)) {
571 struct xvmc_pix_fmt
*render
= mpi
->priv
; //same as data[2]
572 avctx
->draw_horiz_band
= draw_slice
;
573 if(!avctx
->xvmc_acceleration
) {
574 mp_tmsg(MSGT_DECVIDEO
, MSGL_INFO
, "[VD_FFMPEG] The mc_get_buffer should work only with XVMC acceleration!!");
577 // return -1;//!!fixme check error conditions in ffmpeg
579 if(!(mpi
->flags
& MP_IMGFLAG_DIRECT
)) {
580 mp_tmsg(MSGT_DECVIDEO
, MSGL_ERR
, "[VD_FFMPEG] Only buffers allocated by vo_xvmc allowed.\n");
583 // return -1;//!!fixme check error conditions in ffmpeg
585 if(mp_msg_test(MSGT_DECVIDEO
, MSGL_DBG5
))
586 mp_msg(MSGT_DECVIDEO
, MSGL_DBG5
, "vd_ffmpeg::get_buffer (xvmc render=%p)\n", render
);
588 assert(render
->xvmc_id
== AV_XVMC_ID
);
589 render
->state
|= AV_XVMC_STATE_PREDICTION
;
593 pic
->data
[0]= mpi
->planes
[0];
594 pic
->data
[1]= mpi
->planes
[1];
595 pic
->data
[2]= mpi
->planes
[2];
596 pic
->data
[3]= mpi
->planes
[3];
599 assert(mpi
->width
>= ((width
+align
)&(~align
)));
600 assert(mpi
->height
>= ((height
+align
)&(~align
)));
601 assert(mpi
->stride
[0] >= mpi
->width
);
602 if(mpi
->imgfmt
==IMGFMT_I420
|| mpi
->imgfmt
==IMGFMT_YV12
|| mpi
->imgfmt
==IMGFMT_IYUV
){
603 const int y_size
= mpi
->stride
[0] * (mpi
->h
-1) + mpi
->w
;
604 const int c_size
= mpi
->stride
[1] * ((mpi
->h
>>1)-1) + (mpi
->w
>>1);
606 assert(mpi
->planes
[0] > mpi
->planes
[1] || mpi
->planes
[0] + y_size
<= mpi
->planes
[1]);
607 assert(mpi
->planes
[0] > mpi
->planes
[2] || mpi
->planes
[0] + y_size
<= mpi
->planes
[2]);
608 assert(mpi
->planes
[1] > mpi
->planes
[0] || mpi
->planes
[1] + c_size
<= mpi
->planes
[0]);
609 assert(mpi
->planes
[1] > mpi
->planes
[2] || mpi
->planes
[1] + c_size
<= mpi
->planes
[2]);
610 assert(mpi
->planes
[2] > mpi
->planes
[0] || mpi
->planes
[2] + c_size
<= mpi
->planes
[0]);
611 assert(mpi
->planes
[2] > mpi
->planes
[1] || mpi
->planes
[2] + c_size
<= mpi
->planes
[1]);
615 /* Note, some (many) codecs in libavcodec must have stride1==stride2 && no changes between frames
616 * lavc will check that and die with an error message, if its not true
618 pic
->linesize
[0]= mpi
->stride
[0];
619 pic
->linesize
[1]= mpi
->stride
[1];
620 pic
->linesize
[2]= mpi
->stride
[2];
621 pic
->linesize
[3]= mpi
->stride
[3];
624 //printf("%X\n", (int)mpi->planes[0]);
626 if(mpi
->flags
&MP_IMGFLAG_DIRECT
)
628 else if(mpi
->flags
&MP_IMGFLAG_DRAW_CALLBACK
)
634 pic
->age
= ctx
->ip_age
[0];
636 ctx
->ip_age
[0]= ctx
->ip_age
[1]+1;
640 pic
->age
= ctx
->b_age
;
646 pic
->type
= FF_BUFFER_TYPE_USER
;
648 /* The libavcodec reordered_opaque functionality is implemented by
649 * a similar copy in avcodec_default_get_buffer() and without a
650 * workaround like this it'd stop working when a custom buffer
653 pic
->reordered_opaque
= avctx
->reordered_opaque
;
657 static void release_buffer(struct AVCodecContext
*avctx
, AVFrame
*pic
){
658 mp_image_t
*mpi
= pic
->opaque
;
659 sh_video_t
*sh
= avctx
->opaque
;
660 vd_ffmpeg_ctx
*ctx
= sh
->context
;
663 //printf("release buffer %d %d %d\n", mpi ? mpi->flags&MP_IMGFLAG_PRESERVE : -99, ctx->ip_count, ctx->b_count);
665 if(ctx
->ip_count
<= 2 && ctx
->b_count
<=1){
666 if(mpi
->flags
&MP_IMGFLAG_PRESERVE
)
673 // Palette support: free palette buffer allocated in get_buffer
675 av_freep(&mpi
->planes
[1]);
677 if (IMGFMT_IS_XVMC(mpi
->imgfmt
)) {
678 struct xvmc_pix_fmt
*render
= (struct xvmc_pix_fmt
*)pic
->data
[2]; //same as mpi->priv
679 if(mp_msg_test(MSGT_DECVIDEO
, MSGL_DBG5
))
680 mp_msg(MSGT_DECVIDEO
, MSGL_DBG5
, "vd_ffmpeg::release_buffer (xvmc render=%p)\n", render
);
681 assert(render
!=NULL
);
682 assert(render
->xvmc_id
== AV_XVMC_ID
);
683 render
->state
&=~AV_XVMC_STATE_PREDICTION
;
686 // release mpi (in case MPI_IMGTYPE_NUMBERED is used, e.g. for VDPAU)
690 if(pic
->type
!=FF_BUFFER_TYPE_USER
){
691 avcodec_default_release_buffer(avctx
, pic
);
698 //printf("R%X %X\n", pic->linesize[0], pic->data[0]);
701 // copypaste from demux_real.c - it should match to get it working!
702 //FIXME put into some header
703 typedef struct dp_hdr_s
{
704 uint32_t chunks
; // number of chunks
705 uint32_t timestamp
; // timestamp from packet header
706 uint32_t len
; // length of actual data
707 uint32_t chunktab
; // offset to chunk offset array
710 static void swap_palette(void *pal
)
714 for (i
= 0; i
< AVPALETTE_COUNT
; i
++)
715 p
[i
] = le2me_32(p
[i
]);
719 static struct mp_image
*decode(struct sh_video
*sh
, void *data
, int len
,
720 int flags
, double *reordered_pts
)
724 vd_ffmpeg_ctx
*ctx
= sh
->context
;
725 AVFrame
*pic
= ctx
->pic
;
726 AVCodecContext
*avctx
= ctx
->avctx
;
727 struct lavc_param
*lavc_param
= &sh
->opts
->lavc_param
;
728 mp_image_t
*mpi
=NULL
;
729 int dr1
= ctx
->do_dr1
;
732 if(len
<=0) return NULL
; // skipped frame
734 //ffmpeg interlace (mpeg2) bug have been fixed. no need of -noslices
736 avctx
->draw_horiz_band
=NULL
;
737 if(ctx
->vo_initialized
&& !(flags
&3) && !dr1
){
738 mpi
=mpcodecs_get_image(sh
, MP_IMGTYPE_EXPORT
, MP_IMGFLAG_PRESERVE
|
739 (ctx
->do_slices
?MP_IMGFLAG_DRAW_CALLBACK
:0),
740 sh
->disp_w
, sh
->disp_h
);
741 if(mpi
&& mpi
->flags
&MP_IMGFLAG_DRAW_CALLBACK
){
742 // vd core likes slices!
743 avctx
->draw_horiz_band
=draw_slice
;
748 avctx
->skip_frame
= AVDISCARD_ALL
;
750 avctx
->skip_frame
= AVDISCARD_NONREF
;
752 avctx
->skip_frame
= 0;
754 mp_msg(MSGT_DECVIDEO
, MSGL_DBG2
, "vd_ffmpeg data: %04x, %04x, %04x, %04x\n",
755 ((int *)data
)[0], ((int *)data
)[1], ((int *)data
)[2], ((int *)data
)[3]);
756 av_init_packet(&pkt
);
759 // HACK: make PNGs decode normally instead of as CorePNG delta frames
760 pkt
.flags
= PKT_FLAG_KEY
;
761 // The avcodec opaque field stupidly supports only int64_t type
762 *(double *)&avctx
->reordered_opaque
= *reordered_pts
;
763 ret
= avcodec_decode_video2(avctx
, pic
, &got_picture
, &pkt
);
764 *reordered_pts
= *(double *)&pic
->reordered_opaque
;
767 if(ret
<0) mp_msg(MSGT_DECVIDEO
, MSGL_WARN
, "Error while decoding frame!\n");
768 //printf("repeat: %d\n", pic->repeat_pict);
769 //-- vstats generation
770 while(lavc_param
->vstats
){ // always one time loop
771 static FILE *fvstats
=NULL
;
773 static long long int all_len
=0;
774 static int frame_number
=0;
775 static double all_frametime
=0.0;
776 AVFrame
*pic
= avctx
->coded_frame
;
783 today
= localtime(&today2
);
784 sprintf(filename
, "vstats_%02d%02d%02d.log", today
->tm_hour
,
785 today
->tm_min
, today
->tm_sec
);
786 fvstats
= fopen(filename
, "w");
789 lavc_param
->vstats
=0; // disable block
795 // average MB quantizer
798 int w
= ((avctx
->width
<< ctx
->lowres
)+15) >> 4;
799 int h
= ((avctx
->height
<< ctx
->lowres
)+15) >> 4;
800 int8_t *q
= pic
->qscale_table
;
801 for(y
= 0; y
< h
; y
++) {
802 for(x
= 0; x
< w
; x
++)
803 quality
+= (double)*(q
+x
);
810 all_frametime
+=sh
->frametime
;
811 fprintf(fvstats
, "frame= %5d q= %2.2f f_size= %6d s_size= %8.0fkB ",
812 ++frame_number
, quality
, len
, (double)all_len
/1024);
813 fprintf(fvstats
, "time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
814 all_frametime
, (double)(len
*8)/sh
->frametime
/1000.0,
815 (double)(all_len
*8)/all_frametime
/1000.0);
816 switch(pic
->pict_type
){
818 fprintf(fvstats
, "type= I\n");
821 fprintf(fvstats
, "type= P\n");
824 fprintf(fvstats
, "type= S\n");
827 fprintf(fvstats
, "type= B\n");
830 fprintf(fvstats
, "type= ? (%d)\n", pic
->pict_type
);
834 ctx
->qp_stat
[(int)(quality
+0.5)]++;
835 ctx
->qp_sum
+= quality
;
836 ctx
->inv_qp_sum
+= 1.0/(double)quality
;
842 if(!got_picture
) return NULL
; // skipped image
844 if(init_vo(sh
, avctx
->pix_fmt
) < 0) return NULL
;
846 if(dr1
&& pic
->opaque
){
847 mpi
= (mp_image_t
*)pic
->opaque
;
851 mpi
=mpcodecs_get_image(sh
, MP_IMGTYPE_EXPORT
, MP_IMGFLAG_PRESERVE
,
852 avctx
->width
, avctx
->height
);
853 if(!mpi
){ // temporary!
854 mp_tmsg(MSGT_DECVIDEO
, MSGL_WARN
, "[VD_FFMPEG] Couldn't allocate image for codec.\n");
859 mpi
->planes
[0]=pic
->data
[0];
860 mpi
->planes
[1]=pic
->data
[1];
861 mpi
->planes
[2]=pic
->data
[2];
862 mpi
->planes
[3]=pic
->data
[3];
863 mpi
->stride
[0]=pic
->linesize
[0];
864 mpi
->stride
[1]=pic
->linesize
[1];
865 mpi
->stride
[2]=pic
->linesize
[2];
866 mpi
->stride
[3]=pic
->linesize
[3];
872 if(avctx
->pix_fmt
==PIX_FMT_YUV422P
&& mpi
->chroma_y_shift
==1){
873 // we have 422p but user wants 420p
879 // FIXME: this might cause problems for buffers with FF_BUFFER_HINTS_PRESERVE
881 swap_palette(mpi
->planes
[1]);
883 /* to comfirm with newer lavc style */
884 mpi
->qscale
=pic
->qscale_table
;
885 mpi
->qstride
=pic
->qstride
;
886 mpi
->pict_type
=pic
->pict_type
;
887 mpi
->qscale_type
= pic
->qscale_type
;
888 mpi
->fields
= MP_IMGFIELD_ORDERED
;
889 if(pic
->interlaced_frame
) mpi
->fields
|= MP_IMGFIELD_INTERLACED
;
890 if(pic
->top_field_first
) mpi
->fields
|= MP_IMGFIELD_TOP_FIRST
;
891 if(pic
->repeat_pict
== 1) mpi
->fields
|= MP_IMGFIELD_REPEAT_FIRST
;
896 static enum PixelFormat
get_format(struct AVCodecContext
*avctx
,
897 const enum PixelFormat
*fmt
){
898 enum PixelFormat selected_format
;
900 sh_video_t
*sh
= avctx
->opaque
;
903 for(i
=0;fmt
[i
]!=PIX_FMT_NONE
;i
++){
904 imgfmt
= pixfmt2imgfmt(fmt
[i
]);
905 if(!IMGFMT_IS_XVMC(imgfmt
) && !IMGFMT_IS_VDPAU(imgfmt
)) continue;
906 mp_msg(MSGT_DECVIDEO
, MSGL_V
, "[VD_FFMPEG] Trying pixfmt=%d.\n", i
);
907 if(init_vo(sh
, fmt
[i
]) >= 0) {
911 selected_format
= fmt
[i
];
912 return selected_format
;
915 const struct vd_functions mpcodecs_vd_ffmpeg
= {