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.
31 #include "libavutil/common.h"
32 #include "ffmpeg_files/intreadwrite.h"
34 #include "fmt-conversion.h"
37 #include "img_format.h"
38 #include "libmpdemux/stheader.h"
39 #include "codec-cfg.h"
40 #include "osdep/numcores.h"
41 #include "vd_ffmpeg.h"
43 static const vd_info_t info
= {
44 "FFmpeg's libavcodec codec family",
47 "A'rpi, Michael, Alex",
51 #include "libavcodec/avcodec.h"
53 #if AVPALETTE_SIZE > 1024
54 #error palette too large, adapt libmpcodecs/vf.c:vf_get_image
58 #include "libavcodec/xvmc.h"
61 int avcodec_initialized
=0;
64 AVCodecContext
*avctx
;
66 enum PixelFormat pix_fmt
;
78 AVRational last_sample_aspect_ratio
;
84 static int get_buffer(AVCodecContext
*avctx
, AVFrame
*pic
);
85 static void release_buffer(AVCodecContext
*avctx
, AVFrame
*pic
);
86 static void draw_slice(struct AVCodecContext
*s
, const AVFrame
*src
,
87 int offset
[4], int y
, int type
, int height
);
89 static enum PixelFormat
get_format(struct AVCodecContext
*avctx
,
90 const enum PixelFormat
*pix_fmt
);
91 static void uninit(struct sh_video
*sh
);
93 const m_option_t lavc_decode_opts_conf
[]={
94 OPT_INTRANGE("bug", lavc_param
.workaround_bugs
, 0, -1, 999999),
95 OPT_INTRANGE("er", lavc_param
.error_resilience
, 0, 0, 99),
96 OPT_FLAG_ON("gray", lavc_param
.gray
, 0),
97 OPT_INTRANGE("idct", lavc_param
.idct_algo
, 0, 0, 99),
98 OPT_INTRANGE("ec", lavc_param
.error_concealment
, 0, 0, 99),
99 OPT_FLAG_ON("vstats", lavc_param
.vstats
, 0),
100 OPT_INTRANGE("debug", lavc_param
.debug
, 0, 0, 9999999),
101 OPT_INTRANGE("vismv", lavc_param
.vismv
, 0, 0, 9999999),
102 OPT_INTRANGE("st", lavc_param
.skip_top
, 0, 0, 999),
103 OPT_INTRANGE("sb", lavc_param
.skip_bottom
, 0, 0, 999),
104 OPT_FLAG_CONSTANTS("fast", lavc_param
.fast
, 0, 0, CODEC_FLAG2_FAST
),
105 OPT_STRING("lowres", lavc_param
.lowres_str
, 0),
106 OPT_STRING("skiploopfilter", lavc_param
.skip_loop_filter_str
, 0),
107 OPT_STRING("skipidct", lavc_param
.skip_idct_str
, 0),
108 OPT_STRING("skipframe", lavc_param
.skip_frame_str
, 0),
109 OPT_INTRANGE("threads", lavc_param
.threads
, 0, 0, 16),
110 OPT_FLAG_CONSTANTS("bitexact", lavc_param
.bitexact
, 0, 0, CODEC_FLAG_BITEXACT
),
111 OPT_STRING("o", lavc_param
.avopt
, 0),
112 {NULL
, NULL
, 0, 0, 0, 0, NULL
}
115 static enum AVDiscard
str2AVDiscard(char *str
) {
116 if (!str
) return AVDISCARD_DEFAULT
;
117 if (strcasecmp(str
, "none" ) == 0) return AVDISCARD_NONE
;
118 if (strcasecmp(str
, "default") == 0) return AVDISCARD_DEFAULT
;
119 if (strcasecmp(str
, "nonref" ) == 0) return AVDISCARD_NONREF
;
120 if (strcasecmp(str
, "bidir" ) == 0) return AVDISCARD_BIDIR
;
121 if (strcasecmp(str
, "nonkey" ) == 0) return AVDISCARD_NONKEY
;
122 if (strcasecmp(str
, "all" ) == 0) return AVDISCARD_ALL
;
123 mp_msg(MSGT_DECVIDEO
, MSGL_ERR
, "Unknown discard value %s\n", str
);
124 return AVDISCARD_DEFAULT
;
127 // to set/get/query special features/parameters
128 static int control(sh_video_t
*sh
, int cmd
, void *arg
, ...){
129 vd_ffmpeg_ctx
*ctx
= sh
->context
;
130 AVCodecContext
*avctx
= ctx
->avctx
;
132 case VDCTRL_QUERY_FORMAT
:
134 int format
=(*((int *)arg
));
135 if(format
== ctx
->best_csp
) return CONTROL_TRUE
;//supported
136 // possible conversions:
141 // "converted" using pointer/stride modification
142 if(ctx
->best_csp
== IMGFMT_YV12
) return CONTROL_TRUE
;// u/v swap
143 if(ctx
->best_csp
== IMGFMT_422P
&& !ctx
->do_dr1
) return CONTROL_TRUE
;// half stride
146 case IMGFMT_XVMC_IDCT_MPEG2
:
147 case IMGFMT_XVMC_MOCO_MPEG2
:
148 if(avctx
->pix_fmt
==PIX_FMT_XVMC_MPEG2_IDCT
) return CONTROL_TRUE
;
151 return CONTROL_FALSE
;
153 case VDCTRL_RESYNC_STREAM
:
154 avcodec_flush_buffers(avctx
);
156 case VDCTRL_QUERY_UNSEEN_FRAMES
:;
157 int delay
= avctx
->has_b_frames
;
160 return CONTROL_UNKNOWN
;
163 void init_avcodec(void)
165 if (!avcodec_initialized
) {
167 avcodec_register_all();
168 avcodec_initialized
= 1;
173 static int init(sh_video_t
*sh
){
174 struct lavc_param
*lavc_param
= &sh
->opts
->lavc_param
;
175 AVCodecContext
*avctx
;
179 int do_vis_debug
= lavc_param
->vismv
|| (lavc_param
->debug
&(FF_DEBUG_VIS_MB_TYPE
|FF_DEBUG_VIS_QP
));
183 ctx
= sh
->context
= talloc_zero(NULL
, vd_ffmpeg_ctx
);
185 lavc_codec
= avcodec_find_decoder_by_name(sh
->codec
->dll
);
187 mp_tmsg(MSGT_DECVIDEO
, MSGL_ERR
, "Cannot find codec '%s' in libavcodec...\n", sh
->codec
->dll
);
192 if(sh
->opts
->vd_use_slices
&& (lavc_codec
->capabilities
&CODEC_CAP_DRAW_HORIZ_BAND
) && !do_vis_debug
)
195 if(lavc_codec
->capabilities
&CODEC_CAP_DR1
&& !do_vis_debug
196 && lavc_codec
->id
!= CODEC_ID_H264
197 && lavc_codec
->id
!= CODEC_ID_INTERPLAY_VIDEO
198 && lavc_codec
->id
!= CODEC_ID_ROQ
&& lavc_codec
->id
!= CODEC_ID_VP8
199 #if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(52, 108, 0)
200 && lavc_codec
->id
!= CODEC_ID_LAGARITH
204 ctx
->b_age
= ctx
->ip_age
[0]= ctx
->ip_age
[1]= 256*256*256*64;
205 ctx
->ip_count
= ctx
->b_count
= 0;
207 ctx
->pic
= avcodec_alloc_frame();
208 ctx
->avctx
= avcodec_alloc_context();
211 avctx
->codec_type
= AVMEDIA_TYPE_VIDEO
;
212 avctx
->codec_id
= lavc_codec
->id
;
214 if (lavc_codec
->capabilities
& CODEC_CAP_HWACCEL
// XvMC
215 || lavc_codec
->capabilities
& CODEC_CAP_HWACCEL_VDPAU
) {
217 ctx
->do_slices
= true;
218 lavc_param
->threads
= 1;
219 avctx
->get_format
= get_format
;
220 avctx
->get_buffer
= get_buffer
;
221 avctx
->release_buffer
= release_buffer
;
222 avctx
->reget_buffer
= get_buffer
;
223 avctx
->draw_horiz_band
= draw_slice
;
224 if (lavc_codec
->capabilities
& CODEC_CAP_HWACCEL
)
225 mp_msg(MSGT_DECVIDEO
, MSGL_V
, "[VD_FFMPEG] XVMC-accelerated "
227 if (lavc_codec
->capabilities
& CODEC_CAP_HWACCEL_VDPAU
)
228 mp_msg(MSGT_DECVIDEO
, MSGL_V
, "[VD_FFMPEG] VDPAU hardware "
230 avctx
->slice_flags
= SLICE_FLAG_CODED_ORDER
|SLICE_FLAG_ALLOW_FIELD
;
233 if (lavc_param
->threads
== 0) {
234 int threads
= default_thread_count();
236 mp_msg(MSGT_DECVIDEO
, MSGL_WARN
, "[VD_FFMPEG] Could not determine "
237 "thread count to use, defaulting to 1.\n");
240 threads
= FFMIN(threads
, 16);
241 lavc_param
->threads
= threads
;
243 /* Our get_buffer and draw_horiz_band callbacks are not safe to call
244 * from other threads. */
245 if (lavc_param
->threads
> 1) {
247 ctx
->do_slices
= false;
248 mp_tmsg(MSGT_DECVIDEO
, MSGL_INFO
, "Asking decoder to use "
249 "%d threads if supported.\n", lavc_param
->threads
);
253 avctx
->flags
|= CODEC_FLAG_EMU_EDGE
;
254 avctx
->get_buffer
= get_buffer
;
255 avctx
->release_buffer
= release_buffer
;
256 avctx
->reget_buffer
= get_buffer
;
259 avctx
->flags
|= lavc_param
->bitexact
;
261 avctx
->coded_width
= sh
->disp_w
;
262 avctx
->coded_height
= sh
->disp_h
;
263 avctx
->workaround_bugs
= lavc_param
->workaround_bugs
;
264 avctx
->error_recognition
= lavc_param
->error_resilience
;
265 if(lavc_param
->gray
) avctx
->flags
|= CODEC_FLAG_GRAY
;
266 avctx
->flags2
|= lavc_param
->fast
;
267 avctx
->codec_tag
= sh
->format
;
268 avctx
->stream_codec_tag
= sh
->video
.fccHandler
;
269 avctx
->idct_algo
= lavc_param
->idct_algo
;
270 avctx
->error_concealment
= lavc_param
->error_concealment
;
271 avctx
->debug
= lavc_param
->debug
;
272 if (lavc_param
->debug
)
273 av_log_set_level(AV_LOG_DEBUG
);
274 avctx
->debug_mv
= lavc_param
->vismv
;
275 avctx
->skip_top
= lavc_param
->skip_top
;
276 avctx
->skip_bottom
= lavc_param
->skip_bottom
;
277 if(lavc_param
->lowres_str
!= NULL
)
279 sscanf(lavc_param
->lowres_str
, "%d,%d", &ctx
->lowres
, &lowres_w
);
280 if(ctx
->lowres
< 1 || ctx
->lowres
> 16 || (lowres_w
> 0 && avctx
->width
< lowres_w
))
282 avctx
->lowres
= ctx
->lowres
;
284 avctx
->skip_loop_filter
= str2AVDiscard(lavc_param
->skip_loop_filter_str
);
285 avctx
->skip_idct
= str2AVDiscard(lavc_param
->skip_idct_str
);
286 avctx
->skip_frame
= str2AVDiscard(lavc_param
->skip_frame_str
);
288 if(lavc_param
->avopt
){
289 if(parse_avopts(avctx
, lavc_param
->avopt
) < 0){
290 mp_msg(MSGT_DECVIDEO
, MSGL_ERR
, "Your options /%s/ look like gibberish to me pal\n", lavc_param
->avopt
);
296 mp_dbg(MSGT_DECVIDEO
, MSGL_DBG2
, "libavcodec.size: %d x %d\n", avctx
->width
, avctx
->height
);
297 switch (sh
->format
) {
298 case mmioFOURCC('S','V','Q','3'):
299 /* SVQ3 extradata can show up as sh->ImageDesc if demux_mov is used, or
300 in the phony AVI header if demux_lavf is used. The first case is
301 handled here; the second case falls through to the next section. */
303 avctx
->extradata_size
= (*(int *)sh
->ImageDesc
) - sizeof(int);
304 avctx
->extradata
= av_mallocz(avctx
->extradata_size
+ FF_INPUT_BUFFER_PADDING_SIZE
);
305 memcpy(avctx
->extradata
, ((int *)sh
->ImageDesc
)+1, avctx
->extradata_size
);
310 case mmioFOURCC('A','V','R','n'):
311 case mmioFOURCC('M','J','P','G'):
312 /* AVRn stores huffman table in AVI header */
313 /* Pegasus MJPEG stores it also in AVI header, but it uses the common
315 if (!sh
->bih
|| sh
->bih
->biSize
<= sizeof(*sh
->bih
))
317 avctx
->flags
|= CODEC_FLAG_EXTERN_HUFF
;
318 avctx
->extradata_size
= sh
->bih
->biSize
-sizeof(*sh
->bih
);
319 avctx
->extradata
= av_mallocz(avctx
->extradata_size
+ FF_INPUT_BUFFER_PADDING_SIZE
);
320 memcpy(avctx
->extradata
, sh
->bih
+1, avctx
->extradata_size
);
325 uint8_t *p
= avctx
->extradata
;
327 for (x
=0; x
<avctx
->extradata_size
; x
++)
328 mp_msg(MSGT_DECVIDEO
, MSGL_INFO
, "[%x] ", p
[x
]);
329 mp_msg(MSGT_DECVIDEO
, MSGL_INFO
, "\n");
334 case mmioFOURCC('R', 'V', '1', '0'):
335 case mmioFOURCC('R', 'V', '1', '3'):
336 case mmioFOURCC('R', 'V', '2', '0'):
337 case mmioFOURCC('R', 'V', '3', '0'):
338 case mmioFOURCC('R', 'V', '4', '0'):
339 if(sh
->bih
->biSize
<sizeof(*sh
->bih
)+8){
340 /* only 1 packet per frame & sub_id from fourcc */
341 avctx
->extradata_size
= 8;
342 avctx
->extradata
= av_mallocz(avctx
->extradata_size
+ FF_INPUT_BUFFER_PADDING_SIZE
);
343 ((uint32_t *)avctx
->extradata
)[0] = 0;
344 ((uint32_t *)avctx
->extradata
)[1] =
345 (sh
->format
== mmioFOURCC('R', 'V', '1', '3')) ? 0x10003001 : 0x10000000;
347 /* has extra slice header (demux_rm or rm->avi streamcopy) */
348 avctx
->extradata_size
= sh
->bih
->biSize
-sizeof(*sh
->bih
);
349 avctx
->extradata
= av_mallocz(avctx
->extradata_size
+ FF_INPUT_BUFFER_PADDING_SIZE
);
350 memcpy(avctx
->extradata
, sh
->bih
+1, avctx
->extradata_size
);
352 avctx
->sub_id
= AV_RB32(avctx
->extradata
+4);
354 // printf("%X %X %d %d\n", extrahdr[0], extrahdr[1]);
358 if (!sh
->bih
|| sh
->bih
->biSize
<= sizeof(*sh
->bih
))
360 avctx
->extradata_size
= sh
->bih
->biSize
-sizeof(*sh
->bih
);
361 avctx
->extradata
= av_mallocz(avctx
->extradata_size
+ FF_INPUT_BUFFER_PADDING_SIZE
);
362 memcpy(avctx
->extradata
, sh
->bih
+1, avctx
->extradata_size
);
365 /* Pass palette to codec */
366 if (sh
->bih
&& (sh
->bih
->biBitCount
<= 8)) {
367 avctx
->palctrl
= calloc(1, sizeof(AVPaletteControl
));
368 avctx
->palctrl
->palette_changed
= 1;
369 if (sh
->bih
->biSize
-sizeof(*sh
->bih
))
370 /* Palette size in biSize */
371 memcpy(avctx
->palctrl
->palette
, sh
->bih
+1,
372 FFMIN(sh
->bih
->biSize
-sizeof(*sh
->bih
), AVPALETTE_SIZE
));
374 /* Palette size in biClrUsed */
375 memcpy(avctx
->palctrl
->palette
, sh
->bih
+1,
376 FFMIN(sh
->bih
->biClrUsed
* 4, AVPALETTE_SIZE
));
380 avctx
->bits_per_coded_sample
= sh
->bih
->biBitCount
;
382 if(lavc_param
->threads
> 1) {
383 avctx
->thread_count
= lavc_param
->threads
;
384 avcodec_thread_init(avctx
, lavc_param
->threads
);
387 if (avcodec_open(avctx
, lavc_codec
) < 0) {
388 mp_tmsg(MSGT_DECVIDEO
, MSGL_ERR
, "Could not open codec.\n");
392 mp_msg(MSGT_DECVIDEO
, MSGL_V
, "INFO: libavcodec init OK!\n");
393 return 1; //mpcodecs_config_vo(sh, sh->disp_w, sh->disp_h, IMGFMT_YV12);
397 static void uninit(sh_video_t
*sh
){
398 vd_ffmpeg_ctx
*ctx
= sh
->context
;
399 AVCodecContext
*avctx
= ctx
->avctx
;
401 if(sh
->opts
->lavc_param
.vstats
){
404 mp_msg(MSGT_DECVIDEO
, MSGL_INFO
, "QP: %d, count: %d\n", i
, ctx
->qp_stat
[i
]);
406 mp_tmsg(MSGT_DECVIDEO
, MSGL_INFO
, "[VD_FFMPEG] Arithmetic mean of QP: %2.4f, Harmonic mean of QP: %2.4f\n",
407 ctx
->qp_sum
/ avctx
->coded_frame
->coded_picture_number
,
408 1.0/(ctx
->inv_qp_sum
/ avctx
->coded_frame
->coded_picture_number
)
413 if (avctx
->codec
&& avcodec_close(avctx
) < 0)
414 mp_tmsg(MSGT_DECVIDEO
, MSGL_ERR
, "Could not close codec.\n");
416 av_freep(&avctx
->extradata
);
417 free(avctx
->palctrl
);
418 av_freep(&avctx
->slice_offset
);
426 static void draw_slice(struct AVCodecContext
*s
,
427 const AVFrame
*src
, int offset
[4],
428 int y
, int type
, int height
){
429 sh_video_t
*sh
= s
->opaque
;
430 uint8_t *source
[MP_MAX_PLANES
]= {src
->data
[0] + offset
[0], src
->data
[1] + offset
[1], src
->data
[2] + offset
[2]};
431 int strides
[MP_MAX_PLANES
] = {src
->linesize
[0], src
->linesize
[1], src
->linesize
[2]};
435 vd_ffmpeg_ctx
*ctx
= sh
->context
;
436 int skip_stride
= ((width
<< ctx
->lowres
)+15)>>4;
437 uint8_t *skip
= &s
->coded_frame
->mbskip_table
[(y
>>4)*skip_stride
];
438 int threshold
= s
->coded_frame
->age
;
439 if(s
->pict_type
!=B_TYPE
){
440 for(i
=0; i
*16<width
+16; i
++){
441 if(i
*16>=width
|| skip
[i
]>=threshold
){
442 if(start
==i
) start
++;
444 uint8_t *src2
[3]= {src
[0] + start
*16,
447 //printf("%2d-%2d x %d\n", start, i, y);
448 mpcodecs_draw_slice (sh
, src2
, stride
, (i
-start
)*16, height
, start
*16, y
);
460 for (i
= 0; i
< MP_MAX_PLANES
; i
++)
462 strides
[i
] = -strides
[i
];
463 source
[i
] -= strides
[i
];
466 if (y
< sh
->disp_h
) {
467 height
= FFMIN(height
, sh
->disp_h
-y
);
468 mpcodecs_draw_slice (sh
, source
, strides
, sh
->disp_w
, height
, 0, y
);
473 static int init_vo(sh_video_t
*sh
, enum PixelFormat pix_fmt
){
474 vd_ffmpeg_ctx
*ctx
= sh
->context
;
475 AVCodecContext
*avctx
= ctx
->avctx
;
476 float aspect
= av_q2d(avctx
->sample_aspect_ratio
) * avctx
->width
/ avctx
->height
;
479 width
= avctx
->width
;
480 height
= avctx
->height
;
483 // if sh->ImageDesc is non-NULL, it means we decode QuickTime(tm) video.
484 // use dimensions from BIH to avoid black borders at the right and bottom.
485 if (sh
->bih
&& sh
->ImageDesc
) {
486 width
= sh
->bih
->biWidth
>> ctx
->lowres
;
487 height
= sh
->bih
->biHeight
>> ctx
->lowres
;
490 // it is possible another vo buffers to be used after vo config()
491 // lavc reset its buffers on width/heigh change but not on aspect change!!!
492 if (av_cmp_q(avctx
->sample_aspect_ratio
, ctx
->last_sample_aspect_ratio
) ||
493 width
!= sh
->disp_w
||
494 height
!= sh
->disp_h
||
495 pix_fmt
!= ctx
->pix_fmt
||
496 !ctx
->vo_initialized
)
498 ctx
->vo_initialized
= 0;
499 mp_msg(MSGT_DECVIDEO
, MSGL_V
, "[ffmpeg] aspect_ratio: %f\n", aspect
);
501 // Do not overwrite s->aspect on the first call, so that a container
502 // aspect if available is preferred.
503 // But set it even if the sample aspect did not change, since a
504 // resolution change can cause an aspect change even if the
505 // _sample_ aspect is unchanged.
506 if (sh
->aspect
== 0 || ctx
->last_sample_aspect_ratio
.den
)
508 ctx
->last_sample_aspect_ratio
= avctx
->sample_aspect_ratio
;
511 ctx
->pix_fmt
= pix_fmt
;
512 ctx
->best_csp
= pixfmt2imgfmt(pix_fmt
);
513 if (!mpcodecs_config_vo(sh
, sh
->disp_w
, sh
->disp_h
, ctx
->best_csp
))
515 ctx
->vo_initialized
= 1;
520 static int get_buffer(AVCodecContext
*avctx
, AVFrame
*pic
){
521 sh_video_t
*sh
= avctx
->opaque
;
522 vd_ffmpeg_ctx
*ctx
= sh
->context
;
523 mp_image_t
*mpi
=NULL
;
524 int flags
= MP_IMGFLAG_ACCEPT_ALIGNED_STRIDE
| MP_IMGFLAG_PREFER_ALIGNED_STRIDE
;
525 int type
= MP_IMGTYPE_IPB
;
526 int width
= avctx
->width
;
527 int height
= avctx
->height
;
528 // special case to handle reget_buffer without buffer hints
529 if (pic
->opaque
&& pic
->data
[0] && !pic
->buffer_hints
)
531 avcodec_align_dimensions(avctx
, &width
, &height
);
532 //printf("get_buffer %d %d %d\n", pic->reference, ctx->ip_count, ctx->b_count);
534 if (pic
->buffer_hints
) {
535 mp_msg(MSGT_DECVIDEO
, MSGL_DBG2
, "Buffer hints: %u\n", pic
->buffer_hints
);
536 type
= MP_IMGTYPE_TEMP
;
537 if (pic
->buffer_hints
& FF_BUFFER_HINTS_READABLE
)
538 flags
|= MP_IMGFLAG_READABLE
;
539 if (pic
->buffer_hints
& FF_BUFFER_HINTS_PRESERVE
) {
540 type
= MP_IMGTYPE_STATIC
;
541 flags
|= MP_IMGFLAG_PRESERVE
;
543 if (pic
->buffer_hints
& FF_BUFFER_HINTS_REUSABLE
) {
544 type
= MP_IMGTYPE_STATIC
;
545 flags
|= MP_IMGFLAG_PRESERVE
;
547 flags
|= ctx
->do_slices
? MP_IMGFLAG_DRAW_CALLBACK
: 0;
548 mp_msg(MSGT_DECVIDEO
, MSGL_DBG2
, type
== MP_IMGTYPE_STATIC
? "using STATIC\n" : "using TEMP\n");
552 flags
|= ctx
->do_slices
? MP_IMGFLAG_DRAW_CALLBACK
:0;
555 flags
|= MP_IMGFLAG_PRESERVE
|MP_IMGFLAG_READABLE
556 | (ctx
->do_slices
? MP_IMGFLAG_DRAW_CALLBACK
: 0);
560 if(init_vo(sh
, avctx
->pix_fmt
) < 0){
561 avctx
->release_buffer
= avcodec_default_release_buffer
;
562 avctx
->get_buffer
= avcodec_default_get_buffer
;
563 avctx
->reget_buffer
= avcodec_default_reget_buffer
;
565 release_buffer(avctx
, pic
);
566 return avctx
->get_buffer(avctx
, pic
);
569 if (IMGFMT_IS_HWACCEL(ctx
->best_csp
)) {
570 type
= MP_IMGTYPE_NUMBERED
| (0xffff << 16);
572 if (!pic
->buffer_hints
) {
573 if(ctx
->b_count
>1 || ctx
->ip_count
>2){
574 mp_tmsg(MSGT_DECVIDEO
, MSGL_WARN
, "[VD_FFMPEG] DRI failure.\n");
576 ctx
->do_dr1
=0; //FIXME
577 avctx
->get_buffer
= avcodec_default_get_buffer
;
578 avctx
->reget_buffer
= avcodec_default_reget_buffer
;
580 release_buffer(avctx
, pic
);
581 return avctx
->get_buffer(avctx
, pic
);
584 if(avctx
->has_b_frames
|| ctx
->b_count
){
585 type
= MP_IMGTYPE_IPB
;
589 mp_msg(MSGT_DECVIDEO
, MSGL_DBG2
, type
== MP_IMGTYPE_IPB
? "using IPB\n" : "using IP\n");
592 if (ctx
->best_csp
== IMGFMT_RGB8
|| ctx
->best_csp
== IMGFMT_BGR8
)
593 flags
|= MP_IMGFLAG_RGB_PALETTE
;
594 mpi
= mpcodecs_get_image(sh
, type
, flags
, width
, height
);
597 // ok, let's see what did we get:
598 if(mpi
->flags
&MP_IMGFLAG_DRAW_CALLBACK
&&
599 !(mpi
->flags
&MP_IMGFLAG_DIRECT
)){
600 // nice, filter/vo likes draw_callback :)
601 avctx
->draw_horiz_band
= draw_slice
;
603 avctx
->draw_horiz_band
= NULL
;
604 if(IMGFMT_IS_HWACCEL(mpi
->imgfmt
)) {
605 avctx
->draw_horiz_band
= draw_slice
;
608 if(IMGFMT_IS_XVMC(mpi
->imgfmt
)) {
609 struct xvmc_pix_fmt
*render
= mpi
->priv
; //same as data[2]
610 if(!avctx
->xvmc_acceleration
) {
611 mp_tmsg(MSGT_DECVIDEO
, MSGL_INFO
, "[VD_FFMPEG] The mc_get_buffer should work only with XVMC acceleration!!");
614 // return -1;//!!fixme check error conditions in ffmpeg
616 if(!(mpi
->flags
& MP_IMGFLAG_DIRECT
)) {
617 mp_tmsg(MSGT_DECVIDEO
, MSGL_ERR
, "[VD_FFMPEG] Only buffers allocated by vo_xvmc allowed.\n");
620 // return -1;//!!fixme check error conditions in ffmpeg
622 if(mp_msg_test(MSGT_DECVIDEO
, MSGL_DBG5
))
623 mp_msg(MSGT_DECVIDEO
, MSGL_DBG5
, "vd_ffmpeg::get_buffer (xvmc render=%p)\n", render
);
625 assert(render
->xvmc_id
== AV_XVMC_ID
);
626 render
->state
|= AV_XVMC_STATE_PREDICTION
;
630 pic
->data
[0]= mpi
->planes
[0];
631 pic
->data
[1]= mpi
->planes
[1];
632 pic
->data
[2]= mpi
->planes
[2];
633 pic
->data
[3]= mpi
->planes
[3];
636 assert(mpi
->width
>= ((width
+align
)&(~align
)));
637 assert(mpi
->height
>= ((height
+align
)&(~align
)));
638 assert(mpi
->stride
[0] >= mpi
->width
);
639 if(mpi
->imgfmt
==IMGFMT_I420
|| mpi
->imgfmt
==IMGFMT_YV12
|| mpi
->imgfmt
==IMGFMT_IYUV
){
640 const int y_size
= mpi
->stride
[0] * (mpi
->h
-1) + mpi
->w
;
641 const int c_size
= mpi
->stride
[1] * ((mpi
->h
>>1)-1) + (mpi
->w
>>1);
643 assert(mpi
->planes
[0] > mpi
->planes
[1] || mpi
->planes
[0] + y_size
<= mpi
->planes
[1]);
644 assert(mpi
->planes
[0] > mpi
->planes
[2] || mpi
->planes
[0] + y_size
<= mpi
->planes
[2]);
645 assert(mpi
->planes
[1] > mpi
->planes
[0] || mpi
->planes
[1] + c_size
<= mpi
->planes
[0]);
646 assert(mpi
->planes
[1] > mpi
->planes
[2] || mpi
->planes
[1] + c_size
<= mpi
->planes
[2]);
647 assert(mpi
->planes
[2] > mpi
->planes
[0] || mpi
->planes
[2] + c_size
<= mpi
->planes
[0]);
648 assert(mpi
->planes
[2] > mpi
->planes
[1] || mpi
->planes
[2] + c_size
<= mpi
->planes
[1]);
652 /* Note, some (many) codecs in libavcodec must have stride1==stride2 && no changes between frames
653 * lavc will check that and die with an error message, if its not true
655 pic
->linesize
[0]= mpi
->stride
[0];
656 pic
->linesize
[1]= mpi
->stride
[1];
657 pic
->linesize
[2]= mpi
->stride
[2];
658 pic
->linesize
[3]= mpi
->stride
[3];
661 //printf("%X\n", (int)mpi->planes[0]);
663 if(mpi
->flags
&MP_IMGFLAG_DIRECT
)
665 else if(mpi
->flags
&MP_IMGFLAG_DRAW_CALLBACK
)
671 pic
->age
= ctx
->ip_age
[0];
673 ctx
->ip_age
[0]= ctx
->ip_age
[1]+1;
677 pic
->age
= ctx
->b_age
;
683 pic
->type
= FF_BUFFER_TYPE_USER
;
685 /* The libavcodec reordered_opaque functionality is implemented by
686 * a similar copy in avcodec_default_get_buffer() and without a
687 * workaround like this it'd stop working when a custom buffer
690 pic
->reordered_opaque
= avctx
->reordered_opaque
;
694 static void release_buffer(struct AVCodecContext
*avctx
, AVFrame
*pic
){
695 mp_image_t
*mpi
= pic
->opaque
;
696 sh_video_t
*sh
= avctx
->opaque
;
697 vd_ffmpeg_ctx
*ctx
= sh
->context
;
700 //printf("release buffer %d %d %d\n", mpi ? mpi->flags&MP_IMGFLAG_PRESERVE : -99, ctx->ip_count, ctx->b_count);
702 if(ctx
->ip_count
<= 2 && ctx
->b_count
<=1){
703 if(mpi
->flags
&MP_IMGFLAG_PRESERVE
)
710 // Palette support: free palette buffer allocated in get_buffer
712 av_freep(&mpi
->planes
[1]);
714 if (IMGFMT_IS_XVMC(mpi
->imgfmt
)) {
715 struct xvmc_pix_fmt
*render
= (struct xvmc_pix_fmt
*)pic
->data
[2]; //same as mpi->priv
716 if(mp_msg_test(MSGT_DECVIDEO
, MSGL_DBG5
))
717 mp_msg(MSGT_DECVIDEO
, MSGL_DBG5
, "vd_ffmpeg::release_buffer (xvmc render=%p)\n", render
);
718 assert(render
!=NULL
);
719 assert(render
->xvmc_id
== AV_XVMC_ID
);
720 render
->state
&=~AV_XVMC_STATE_PREDICTION
;
723 // release mpi (in case MPI_IMGTYPE_NUMBERED is used, e.g. for VDPAU)
727 if(pic
->type
!=FF_BUFFER_TYPE_USER
){
728 avcodec_default_release_buffer(avctx
, pic
);
735 //printf("R%X %X\n", pic->linesize[0], pic->data[0]);
738 // copypaste from demux_real.c - it should match to get it working!
739 //FIXME put into some header
740 typedef struct dp_hdr_s
{
741 uint32_t chunks
; // number of chunks
742 uint32_t timestamp
; // timestamp from packet header
743 uint32_t len
; // length of actual data
744 uint32_t chunktab
; // offset to chunk offset array
747 static av_unused
void swap_palette(void *pal
)
751 for (i
= 0; i
< AVPALETTE_COUNT
; i
++)
752 p
[i
] = le2me_32(p
[i
]);
756 static struct mp_image
*decode(struct sh_video
*sh
, void *data
, int len
,
757 int flags
, double *reordered_pts
)
761 vd_ffmpeg_ctx
*ctx
= sh
->context
;
762 AVFrame
*pic
= ctx
->pic
;
763 AVCodecContext
*avctx
= ctx
->avctx
;
764 struct lavc_param
*lavc_param
= &sh
->opts
->lavc_param
;
765 mp_image_t
*mpi
=NULL
;
766 int dr1
= ctx
->do_dr1
;
769 if(len
<=0) return NULL
; // skipped frame
771 //ffmpeg interlace (mpeg2) bug have been fixed. no need of -noslices
773 avctx
->draw_horiz_band
=NULL
;
774 if(ctx
->vo_initialized
&& !(flags
&3) && !dr1
){
775 mpi
=mpcodecs_get_image(sh
, MP_IMGTYPE_EXPORT
, MP_IMGFLAG_PRESERVE
|
776 (ctx
->do_slices
?MP_IMGFLAG_DRAW_CALLBACK
:0),
777 sh
->disp_w
, sh
->disp_h
);
778 if(mpi
&& mpi
->flags
&MP_IMGFLAG_DRAW_CALLBACK
){
779 // vd core likes slices!
780 avctx
->draw_horiz_band
=draw_slice
;
785 avctx
->skip_frame
= AVDISCARD_ALL
;
787 avctx
->skip_frame
= AVDISCARD_NONREF
;
789 avctx
->skip_frame
= 0;
791 mp_msg(MSGT_DECVIDEO
, MSGL_DBG2
, "vd_ffmpeg data: %04x, %04x, %04x, %04x\n",
792 ((int *)data
)[0], ((int *)data
)[1], ((int *)data
)[2], ((int *)data
)[3]);
793 av_init_packet(&pkt
);
796 // HACK: make PNGs decode normally instead of as CorePNG delta frames
797 pkt
.flags
= AV_PKT_FLAG_KEY
;
798 // The avcodec opaque field stupidly supports only int64_t type
799 *(double *)&avctx
->reordered_opaque
= *reordered_pts
;
800 ret
= avcodec_decode_video2(avctx
, pic
, &got_picture
, &pkt
);
801 *reordered_pts
= *(double *)&pic
->reordered_opaque
;
804 if(ret
<0) mp_msg(MSGT_DECVIDEO
, MSGL_WARN
, "Error while decoding frame!\n");
805 //printf("repeat: %d\n", pic->repeat_pict);
806 //-- vstats generation
807 while(lavc_param
->vstats
){ // always one time loop
808 static FILE *fvstats
=NULL
;
810 static long long int all_len
=0;
811 static int frame_number
=0;
812 static double all_frametime
=0.0;
813 AVFrame
*pic
= avctx
->coded_frame
;
820 today
= localtime(&today2
);
821 sprintf(filename
, "vstats_%02d%02d%02d.log", today
->tm_hour
,
822 today
->tm_min
, today
->tm_sec
);
823 fvstats
= fopen(filename
, "w");
826 lavc_param
->vstats
=0; // disable block
832 // average MB quantizer
835 int w
= ((avctx
->width
<< ctx
->lowres
)+15) >> 4;
836 int h
= ((avctx
->height
<< ctx
->lowres
)+15) >> 4;
837 int8_t *q
= pic
->qscale_table
;
838 for(y
= 0; y
< h
; y
++) {
839 for(x
= 0; x
< w
; x
++)
840 quality
+= (double)*(q
+x
);
847 all_frametime
+=sh
->frametime
;
848 fprintf(fvstats
, "frame= %5d q= %2.2f f_size= %6d s_size= %8.0fkB ",
849 ++frame_number
, quality
, len
, (double)all_len
/1024);
850 fprintf(fvstats
, "time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
851 all_frametime
, (double)(len
*8)/sh
->frametime
/1000.0,
852 (double)(all_len
*8)/all_frametime
/1000.0);
853 switch(pic
->pict_type
){
855 fprintf(fvstats
, "type= I\n");
858 fprintf(fvstats
, "type= P\n");
861 fprintf(fvstats
, "type= S\n");
864 fprintf(fvstats
, "type= B\n");
867 fprintf(fvstats
, "type= ? (%d)\n", pic
->pict_type
);
871 ctx
->qp_stat
[(int)(quality
+0.5)]++;
872 ctx
->qp_sum
+= quality
;
873 ctx
->inv_qp_sum
+= 1.0/(double)quality
;
879 if(!got_picture
) return NULL
; // skipped image
881 if(init_vo(sh
, avctx
->pix_fmt
) < 0) return NULL
;
883 if(dr1
&& pic
->opaque
){
884 mpi
= (mp_image_t
*)pic
->opaque
;
888 mpi
=mpcodecs_get_image(sh
, MP_IMGTYPE_EXPORT
, MP_IMGFLAG_PRESERVE
,
889 avctx
->width
, avctx
->height
);
890 if(!mpi
){ // temporary!
891 mp_tmsg(MSGT_DECVIDEO
, MSGL_WARN
, "[VD_FFMPEG] Couldn't allocate image for codec.\n");
896 mpi
->planes
[0]=pic
->data
[0];
897 mpi
->planes
[1]=pic
->data
[1];
898 mpi
->planes
[2]=pic
->data
[2];
899 mpi
->planes
[3]=pic
->data
[3];
900 mpi
->stride
[0]=pic
->linesize
[0];
901 mpi
->stride
[1]=pic
->linesize
[1];
902 mpi
->stride
[2]=pic
->linesize
[2];
903 mpi
->stride
[3]=pic
->linesize
[3];
909 if(ctx
->best_csp
== IMGFMT_422P
&& mpi
->chroma_y_shift
==1){
910 // we have 422p but user wants 420p
916 // FIXME: this might cause problems for buffers with FF_BUFFER_HINTS_PRESERVE
918 swap_palette(mpi
->planes
[1]);
920 /* to comfirm with newer lavc style */
921 mpi
->qscale
=pic
->qscale_table
;
922 mpi
->qstride
=pic
->qstride
;
923 mpi
->pict_type
=pic
->pict_type
;
924 mpi
->qscale_type
= pic
->qscale_type
;
925 mpi
->fields
= MP_IMGFIELD_ORDERED
;
926 if(pic
->interlaced_frame
) mpi
->fields
|= MP_IMGFIELD_INTERLACED
;
927 if(pic
->top_field_first
) mpi
->fields
|= MP_IMGFIELD_TOP_FIRST
;
928 if(pic
->repeat_pict
== 1) mpi
->fields
|= MP_IMGFIELD_REPEAT_FIRST
;
933 static enum PixelFormat
get_format(struct AVCodecContext
*avctx
,
934 const enum PixelFormat
*fmt
){
935 enum PixelFormat selected_format
;
937 sh_video_t
*sh
= avctx
->opaque
;
940 for(i
=0;fmt
[i
]!=PIX_FMT_NONE
;i
++){
941 imgfmt
= pixfmt2imgfmt(fmt
[i
]);
942 if(!IMGFMT_IS_HWACCEL(imgfmt
)) continue;
943 mp_msg(MSGT_DECVIDEO
, MSGL_V
, "[VD_FFMPEG] Trying pixfmt=%d.\n", i
);
944 if(init_vo(sh
, fmt
[i
]) >= 0) {
948 selected_format
= fmt
[i
];
949 return selected_format
;
952 const struct vd_functions mpcodecs_vd_ffmpeg
= {