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Side by Side Diff: source/libvpx/vp9/decoder/vp9_decoder.c

Issue 290653003: libvpx: Pull from upstream (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/libvpx/
Patch Set: Created 6 years, 7 months ago
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1 /* 1 /*
2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license 4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source 5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found 6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may 7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree. 8 * be found in the AUTHORS file in the root of the source tree.
9 */ 9 */
10 10
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35 void vp9_initialize_dec() { 35 void vp9_initialize_dec() {
36 static int init_done = 0; 36 static int init_done = 0;
37 37
38 if (!init_done) { 38 if (!init_done) {
39 vp9_init_neighbors(); 39 vp9_init_neighbors();
40 vp9_init_quant_tables(); 40 vp9_init_quant_tables();
41 init_done = 1; 41 init_done = 1;
42 } 42 }
43 } 43 }
44 44
45 VP9Decoder *vp9_decoder_create(const VP9DecoderConfig *oxcf) { 45 VP9Decoder *vp9_decoder_create() {
46 VP9Decoder *const pbi = vpx_memalign(32, sizeof(*pbi)); 46 VP9Decoder *const pbi = vpx_memalign(32, sizeof(*pbi));
47 VP9_COMMON *const cm = pbi ? &pbi->common : NULL; 47 VP9_COMMON *const cm = pbi ? &pbi->common : NULL;
48 48
49 if (!cm) 49 if (!cm)
50 return NULL; 50 return NULL;
51 51
52 vp9_zero(*pbi); 52 vp9_zero(*pbi);
53 53
54 if (setjmp(cm->error.jmp)) { 54 if (setjmp(cm->error.jmp)) {
55 cm->error.setjmp = 0; 55 cm->error.setjmp = 0;
56 vp9_decoder_remove(pbi); 56 vp9_decoder_remove(pbi);
57 return NULL; 57 return NULL;
58 } 58 }
59 59
60 cm->error.setjmp = 1; 60 cm->error.setjmp = 1;
61 vp9_initialize_dec(); 61 vp9_initialize_dec();
62 62
63 vp9_rtcd(); 63 vp9_rtcd();
64 64
65 // Initialize the references to not point to any frame buffers. 65 // Initialize the references to not point to any frame buffers.
66 vpx_memset(&cm->ref_frame_map, -1, sizeof(cm->ref_frame_map)); 66 vpx_memset(&cm->ref_frame_map, -1, sizeof(cm->ref_frame_map));
67 67
68 cm->current_video_frame = 0; 68 cm->current_video_frame = 0;
69 pbi->oxcf = *oxcf;
70 pbi->ready_for_new_data = 1; 69 pbi->ready_for_new_data = 1;
71 pbi->decoded_key_frame = 0; 70 pbi->decoded_key_frame = 0;
72 71
73 // vp9_init_dequantizer() is first called here. Add check in 72 // vp9_init_dequantizer() is first called here. Add check in
74 // frame_init_dequantizer() to avoid unnecessary calling of 73 // frame_init_dequantizer() to avoid unnecessary calling of
75 // vp9_init_dequantizer() for every frame. 74 // vp9_init_dequantizer() for every frame.
76 vp9_init_dequantizer(cm); 75 vp9_init_dequantizer(cm);
77 76
78 vp9_loop_filter_init(cm); 77 vp9_loop_filter_init(cm);
79 78
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273 if (retcode < 0) { 272 if (retcode < 0) {
274 cm->error.error_code = VPX_CODEC_ERROR; 273 cm->error.error_code = VPX_CODEC_ERROR;
275 cm->error.setjmp = 0; 274 cm->error.setjmp = 0;
276 if (cm->frame_bufs[cm->new_fb_idx].ref_count > 0) 275 if (cm->frame_bufs[cm->new_fb_idx].ref_count > 0)
277 cm->frame_bufs[cm->new_fb_idx].ref_count--; 276 cm->frame_bufs[cm->new_fb_idx].ref_count--;
278 return retcode; 277 return retcode;
279 } 278 }
280 279
281 swap_frame_buffers(pbi); 280 swap_frame_buffers(pbi);
282 281
283 if (!pbi->do_loopfilter_inline) {
284 // If multiple threads are used to decode tiles, then we use those threads
285 // to do parallel loopfiltering.
286 if (pbi->num_tile_workers) {
287 vp9_loop_filter_frame_mt(pbi, cm, cm->lf.filter_level, 0, 0);
288 } else {
289 vp9_loop_filter_frame(cm, &pbi->mb, cm->lf.filter_level, 0, 0);
290 }
291 }
292
293 vp9_clear_system_state(); 282 vp9_clear_system_state();
294 283
295 cm->last_width = cm->width; 284 cm->last_width = cm->width;
296 cm->last_height = cm->height; 285 cm->last_height = cm->height;
297 286
298 if (!cm->show_existing_frame) 287 if (!cm->show_existing_frame)
299 cm->last_show_frame = cm->show_frame; 288 cm->last_show_frame = cm->show_frame;
300 if (cm->show_frame) { 289 if (cm->show_frame) {
301 if (!cm->show_existing_frame) 290 if (!cm->show_existing_frame)
302 vp9_swap_mi_and_prev_mi(cm); 291 vp9_swap_mi_and_prev_mi(cm);
303 292
304 cm->current_video_frame++; 293 cm->current_video_frame++;
305 } 294 }
306 295
307 pbi->ready_for_new_data = 0; 296 pbi->ready_for_new_data = 0;
308 pbi->last_time_stamp = time_stamp; 297 pbi->last_time_stamp = time_stamp;
309 298
310 cm->error.setjmp = 0; 299 cm->error.setjmp = 0;
311 return retcode; 300 return retcode;
312 } 301 }
313 302
314 int vp9_get_raw_frame(VP9Decoder *pbi, YV12_BUFFER_CONFIG *sd, 303 int vp9_get_raw_frame(VP9Decoder *pbi, YV12_BUFFER_CONFIG *sd,
315 int64_t *time_stamp, int64_t *time_end_stamp, 304 int64_t *time_stamp, int64_t *time_end_stamp,
316 vp9_ppflags_t *flags) { 305 vp9_ppflags_t *flags) {
317 int ret = -1; 306 int ret = -1;
307 #if !CONFIG_VP9_POSTPROC
308 (void)*flags;
309 #endif
318 310
319 if (pbi->ready_for_new_data == 1) 311 if (pbi->ready_for_new_data == 1)
320 return ret; 312 return ret;
321 313
322 /* ie no raw frame to show!!! */ 314 /* no raw frame to show!!! */
323 if (pbi->common.show_frame == 0) 315 if (pbi->common.show_frame == 0)
324 return ret; 316 return ret;
325 317
326 pbi->ready_for_new_data = 1; 318 pbi->ready_for_new_data = 1;
327 *time_stamp = pbi->last_time_stamp; 319 *time_stamp = pbi->last_time_stamp;
328 *time_end_stamp = 0; 320 *time_end_stamp = 0;
329 321
330 #if CONFIG_VP9_POSTPROC 322 #if CONFIG_VP9_POSTPROC
331 ret = vp9_post_proc_frame(&pbi->common, sd, flags); 323 ret = vp9_post_proc_frame(&pbi->common, sd, flags);
332 #else 324 #else
333 *sd = *pbi->common.frame_to_show; 325 *sd = *pbi->common.frame_to_show;
334 ret = 0; 326 ret = 0;
335 #endif /*!CONFIG_POSTPROC*/ 327 #endif /*!CONFIG_POSTPROC*/
336 vp9_clear_system_state(); 328 vp9_clear_system_state();
337 return ret; 329 return ret;
338 } 330 }
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