1 /**************************************************************************
3 * Copyright 2013 Advanced Micro Devices, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
30 * Christian König <christian.koenig@amd.com>
36 #include "pipe/p_video_codec.h"
38 #include "util/u_video.h"
39 #include "util/u_memory.h"
41 #include "vl/vl_video_buffer.h"
43 #include "radeon/drm/radeon_winsys.h"
44 #include "r600_pipe_common.h"
45 #include "radeon_video.h"
46 #include "radeon_vce.h"
49 * flush commands to the hardware
51 static void flush(struct rvce_encoder
*enc
)
53 enc
->ws
->cs_flush(enc
->cs
, RADEON_FLUSH_ASYNC
, NULL
, 0);
57 static void dump_feedback(struct rvce_encoder
*enc
, struct rvid_buffer
*fb
)
59 uint32_t *ptr
= enc
->ws
->buffer_map(fb
->res
->cs_buf
, enc
->cs
, PIPE_TRANSFER_READ_WRITE
);
61 fprintf(stderr
, "\n");
62 fprintf(stderr
, "encStatus:\t\t\t%08x\n", ptr
[i
++]);
63 fprintf(stderr
, "encHasBitstream:\t\t%08x\n", ptr
[i
++]);
64 fprintf(stderr
, "encHasAudioBitstream:\t\t%08x\n", ptr
[i
++]);
65 fprintf(stderr
, "encBitstreamOffset:\t\t%08x\n", ptr
[i
++]);
66 fprintf(stderr
, "encBitstreamSize:\t\t%08x\n", ptr
[i
++]);
67 fprintf(stderr
, "encAudioBitstreamOffset:\t%08x\n", ptr
[i
++]);
68 fprintf(stderr
, "encAudioBitstreamSize:\t\t%08x\n", ptr
[i
++]);
69 fprintf(stderr
, "encExtrabytes:\t\t\t%08x\n", ptr
[i
++]);
70 fprintf(stderr
, "encAudioExtrabytes:\t\t%08x\n", ptr
[i
++]);
71 fprintf(stderr
, "videoTimeStamp:\t\t\t%08x\n", ptr
[i
++]);
72 fprintf(stderr
, "audioTimeStamp:\t\t\t%08x\n", ptr
[i
++]);
73 fprintf(stderr
, "videoOutputType:\t\t%08x\n", ptr
[i
++]);
74 fprintf(stderr
, "attributeFlags:\t\t\t%08x\n", ptr
[i
++]);
75 fprintf(stderr
, "seiPrivatePackageOffset:\t%08x\n", ptr
[i
++]);
76 fprintf(stderr
, "seiPrivatePackageSize:\t\t%08x\n", ptr
[i
++]);
77 fprintf(stderr
, "\n");
78 enc
->ws
->buffer_unmap(fb
->res
->cs_buf
);
83 * reset the CPB handling
85 static void reset_cpb(struct rvce_encoder
*enc
)
89 LIST_INITHEAD(&enc
->cpb_slots
);
90 for (i
= 0; i
< enc
->cpb_num
; ++i
) {
91 struct rvce_cpb_slot
*slot
= &enc
->cpb_array
[i
];
93 slot
->picture_type
= PIPE_H264_ENC_PICTURE_TYPE_SKIP
;
95 slot
->pic_order_cnt
= 0;
96 LIST_ADDTAIL(&slot
->list
, &enc
->cpb_slots
);
101 * sort l0 and l1 to the top of the list
103 static void sort_cpb(struct rvce_encoder
*enc
)
105 struct rvce_cpb_slot
*i
, *l0
= NULL
, *l1
= NULL
;
107 LIST_FOR_EACH_ENTRY(i
, &enc
->cpb_slots
, list
) {
108 if (i
->frame_num
== enc
->pic
.ref_idx_l0
)
111 if (i
->frame_num
== enc
->pic
.ref_idx_l1
)
114 if (enc
->pic
.picture_type
== PIPE_H264_ENC_PICTURE_TYPE_P
&& l0
)
117 if (enc
->pic
.picture_type
== PIPE_H264_ENC_PICTURE_TYPE_B
&&
124 LIST_ADD(&l1
->list
, &enc
->cpb_slots
);
129 LIST_ADD(&l0
->list
, &enc
->cpb_slots
);
134 * get number of cpbs based on dpb
136 static unsigned get_cpb_num(struct rvce_encoder
*enc
)
138 unsigned w
= align(enc
->base
.width
, 16) / 16;
139 unsigned h
= align(enc
->base
.height
, 16) / 16;
142 switch (enc
->base
.level
) {
183 return MIN2(dpb
/ (w
* h
), 16);
187 * destroy this video encoder
189 static void rvce_destroy(struct pipe_video_codec
*encoder
)
191 struct rvce_encoder
*enc
= (struct rvce_encoder
*)encoder
;
192 if (enc
->stream_handle
) {
193 struct rvid_buffer fb
;
194 rvid_create_buffer(enc
->screen
, &fb
, 512, PIPE_USAGE_STAGING
);
200 rvid_destroy_buffer(&fb
);
202 rvid_destroy_buffer(&enc
->cpb
);
203 enc
->ws
->cs_destroy(enc
->cs
);
204 FREE(enc
->cpb_array
);
208 static void rvce_begin_frame(struct pipe_video_codec
*encoder
,
209 struct pipe_video_buffer
*source
,
210 struct pipe_picture_desc
*picture
)
212 struct rvce_encoder
*enc
= (struct rvce_encoder
*)encoder
;
213 struct vl_video_buffer
*vid_buf
= (struct vl_video_buffer
*)source
;
214 struct pipe_h264_enc_picture_desc
*pic
= (struct pipe_h264_enc_picture_desc
*)picture
;
216 bool need_rate_control
=
217 enc
->pic
.rate_ctrl
.rate_ctrl_method
!= pic
->rate_ctrl
.rate_ctrl_method
||
218 enc
->pic
.quant_i_frames
!= pic
->quant_i_frames
||
219 enc
->pic
.quant_p_frames
!= pic
->quant_p_frames
||
220 enc
->pic
.quant_b_frames
!= pic
->quant_b_frames
;
224 enc
->get_buffer(vid_buf
->resources
[0], &enc
->handle
, &enc
->luma
);
225 enc
->get_buffer(vid_buf
->resources
[1], NULL
, &enc
->chroma
);
227 if (pic
->picture_type
== PIPE_H264_ENC_PICTURE_TYPE_IDR
)
229 else if (pic
->picture_type
== PIPE_H264_ENC_PICTURE_TYPE_P
||
230 pic
->picture_type
== PIPE_H264_ENC_PICTURE_TYPE_B
)
233 if (!enc
->stream_handle
) {
234 struct rvid_buffer fb
;
235 enc
->stream_handle
= rvid_alloc_stream_handle();
236 rvid_create_buffer(enc
->screen
, &fb
, 512, PIPE_USAGE_STAGING
);
240 enc
->rate_control(enc
);
241 need_rate_control
= false;
242 enc
->config_extension(enc
);
243 enc
->motion_estimation(enc
);
245 enc
->pic_control(enc
);
248 //dump_feedback(enc, &fb);
249 rvid_destroy_buffer(&fb
);
254 if (need_rate_control
)
255 enc
->rate_control(enc
);
258 static void rvce_encode_bitstream(struct pipe_video_codec
*encoder
,
259 struct pipe_video_buffer
*source
,
260 struct pipe_resource
*destination
,
263 struct rvce_encoder
*enc
= (struct rvce_encoder
*)encoder
;
264 enc
->get_buffer(destination
, &enc
->bs_handle
, NULL
);
265 enc
->bs_size
= destination
->width0
;
267 *fb
= enc
->fb
= CALLOC_STRUCT(rvid_buffer
);
268 if (!rvid_create_buffer(enc
->screen
, enc
->fb
, 512, PIPE_USAGE_STAGING
)) {
269 RVID_ERR("Can't create feedback buffer.\n");
276 static void rvce_end_frame(struct pipe_video_codec
*encoder
,
277 struct pipe_video_buffer
*source
,
278 struct pipe_picture_desc
*picture
)
280 struct rvce_encoder
*enc
= (struct rvce_encoder
*)encoder
;
281 struct rvce_cpb_slot
*slot
= LIST_ENTRY(
282 struct rvce_cpb_slot
, enc
->cpb_slots
.prev
, list
);
286 /* update the CPB backtrack with the just encoded frame */
287 slot
->picture_type
= enc
->pic
.picture_type
;
288 slot
->frame_num
= enc
->pic
.frame_num
;
289 slot
->pic_order_cnt
= enc
->pic
.pic_order_cnt
;
290 if (!enc
->pic
.not_referenced
) {
291 LIST_DEL(&slot
->list
);
292 LIST_ADD(&slot
->list
, &enc
->cpb_slots
);
296 static void rvce_get_feedback(struct pipe_video_codec
*encoder
,
297 void *feedback
, unsigned *size
)
299 struct rvce_encoder
*enc
= (struct rvce_encoder
*)encoder
;
300 struct rvid_buffer
*fb
= feedback
;
303 uint32_t *ptr
= enc
->ws
->buffer_map(fb
->res
->cs_buf
, enc
->cs
, PIPE_TRANSFER_READ_WRITE
);
306 *size
= ptr
[4] - ptr
[9];
311 enc
->ws
->buffer_unmap(fb
->res
->cs_buf
);
313 //dump_feedback(enc, fb);
314 rvid_destroy_buffer(fb
);
319 * flush any outstanding command buffers to the hardware
321 static void rvce_flush(struct pipe_video_codec
*encoder
)
325 static void rvce_cs_flush(void *ctx
, unsigned flags
,
326 struct pipe_fence_handle
**fence
)
331 struct pipe_video_codec
*rvce_create_encoder(struct pipe_context
*context
,
332 const struct pipe_video_codec
*templ
,
333 struct radeon_winsys
* ws
,
334 rvce_get_buffer get_buffer
)
336 struct r600_common_screen
*rscreen
= (struct r600_common_screen
*)context
->screen
;
337 struct rvce_encoder
*enc
;
338 struct pipe_video_buffer
*tmp_buf
, templat
= {};
339 struct radeon_surface
*tmp_surf
;
342 if (!rscreen
->info
.vce_fw_version
) {
343 RVID_ERR("Kernel doesn't supports VCE!\n");
346 } else if (!rvce_is_fw_version_supported(rscreen
)) {
347 RVID_ERR("Unsupported VCE fw version loaded!\n");
351 enc
= CALLOC_STRUCT(rvce_encoder
);
356 enc
->base
.context
= context
;
358 enc
->base
.destroy
= rvce_destroy
;
359 enc
->base
.begin_frame
= rvce_begin_frame
;
360 enc
->base
.encode_bitstream
= rvce_encode_bitstream
;
361 enc
->base
.end_frame
= rvce_end_frame
;
362 enc
->base
.flush
= rvce_flush
;
363 enc
->base
.get_feedback
= rvce_get_feedback
;
364 enc
->get_buffer
= get_buffer
;
366 enc
->screen
= context
->screen
;
368 enc
->cs
= ws
->cs_create(ws
, RING_VCE
, rvce_cs_flush
, enc
, NULL
);
370 RVID_ERR("Can't get command submission context.\n");
374 templat
.buffer_format
= PIPE_FORMAT_NV12
;
375 templat
.chroma_format
= PIPE_VIDEO_CHROMA_FORMAT_420
;
376 templat
.width
= enc
->base
.width
;
377 templat
.height
= enc
->base
.height
;
378 templat
.interlaced
= false;
379 if (!(tmp_buf
= context
->create_video_buffer(context
, &templat
))) {
380 RVID_ERR("Can't create video buffer.\n");
384 enc
->cpb_num
= get_cpb_num(enc
);
388 get_buffer(((struct vl_video_buffer
*)tmp_buf
)->resources
[0], NULL
, &tmp_surf
);
389 cpb_size
= align(tmp_surf
->level
[0].pitch_bytes
, 128);
390 cpb_size
= cpb_size
* align(tmp_surf
->npix_y
, 16);
391 cpb_size
= cpb_size
* 3 / 2;
392 cpb_size
= cpb_size
* enc
->cpb_num
;
393 tmp_buf
->destroy(tmp_buf
);
394 if (!rvid_create_buffer(enc
->screen
, &enc
->cpb
, cpb_size
, PIPE_USAGE_DEFAULT
)) {
395 RVID_ERR("Can't create CPB buffer.\n");
399 enc
->cpb_array
= CALLOC(enc
->cpb_num
, sizeof(struct rvce_cpb_slot
));
405 radeon_vce_40_2_2_init(enc
);
411 enc
->ws
->cs_destroy(enc
->cs
);
413 rvid_destroy_buffer(&enc
->cpb
);
415 FREE(enc
->cpb_array
);
421 * check if kernel has the right fw version loaded
423 bool rvce_is_fw_version_supported(struct r600_common_screen
*rscreen
)
425 return rscreen
->info
.vce_fw_version
== ((40 << 24) | (2 << 16) | (2 << 8));