WebM Codec SDK

vpxdec
1/*
2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 *
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
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11#include <assert.h>
12#include <limits.h>
13#include <stdarg.h>
14#include <stdio.h>
15#include <stdlib.h>
16#include <string.h>
17
18#include "./vpx_config.h"
19
20#if CONFIG_LIBYUV
21#include "third_party/libyuv/include/libyuv/scale.h"
22#endif
23
24#include "./args.h"
25#include "./ivfdec.h"
26
27#include "vpx/vpx_decoder.h"
28#include "vpx_ports/mem_ops.h"
29#include "vpx_ports/vpx_timer.h"
30
31#if CONFIG_VP8_DECODER || CONFIG_VP9_DECODER
32#include "vpx/vp8dx.h"
33#endif
34
35#include "./md5_utils.h"
36
37#include "./tools_common.h"
38#if CONFIG_WEBM_IO
39#include "./webmdec.h"
40#endif
41#include "./y4menc.h"
42
43 static const char *exec_name;
44
45 struct VpxDecInputContext {
46 struct VpxInputContext *vpx_input_ctx;
47 struct WebmInputContext *webm_ctx;
48};
49
50 static const arg_def_t help =
51 ARG_DEF(NULL, "help", 0, "Show usage options and exit");
52 static const arg_def_t looparg =
53 ARG_DEF(NULL, "loops", 1, "Number of times to decode the file");
54 static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1, "Codec to use");
55 static const arg_def_t use_yv12 =
56 ARG_DEF(NULL, "yv12", 0, "Output raw YV12 frames");
57 static const arg_def_t use_i420 =
58 ARG_DEF(NULL, "i420", 0, "Output raw I420 frames");
59 static const arg_def_t flipuvarg =
60 ARG_DEF(NULL, "flipuv", 0, "Flip the chroma planes in the output");
61 static const arg_def_t rawvideo =
62 ARG_DEF(NULL, "rawvideo", 0, "Output raw YUV frames");
63 static const arg_def_t noblitarg =
64 ARG_DEF(NULL, "noblit", 0, "Don't process the decoded frames");
65 static const arg_def_t progressarg =
66 ARG_DEF(NULL, "progress", 0, "Show progress after each frame decodes");
67 static const arg_def_t limitarg =
68 ARG_DEF(NULL, "limit", 1, "Stop decoding after n frames");
69 static const arg_def_t skiparg =
70 ARG_DEF(NULL, "skip", 1, "Skip the first n input frames");
71 static const arg_def_t postprocarg =
72 ARG_DEF(NULL, "postproc", 0, "Postprocess decoded frames");
73 static const arg_def_t summaryarg =
74 ARG_DEF(NULL, "summary", 0, "Show timing summary");
75 static const arg_def_t outputfile =
76 ARG_DEF("o", "output", 1, "Output file name pattern (see below)");
77 static const arg_def_t threadsarg =
78 ARG_DEF("t", "threads", 1, "Max threads to use");
79 static const arg_def_t frameparallelarg =
80 ARG_DEF(NULL, "frame-parallel", 0, "Frame parallel decode (ignored)");
81 static const arg_def_t verbosearg =
82 ARG_DEF("v", "verbose", 0, "Show version string");
83 static const arg_def_t error_concealment =
84 ARG_DEF(NULL, "error-concealment", 0, "Enable decoder error-concealment");
85 static const arg_def_t scalearg =
86 ARG_DEF("S", "scale", 0, "Scale output frames uniformly");
87 static const arg_def_t continuearg =
88 ARG_DEF("k", "keep-going", 0, "(debug) Continue decoding after error");
89 static const arg_def_t fb_arg =
90 ARG_DEF(NULL, "frame-buffers", 1, "Number of frame buffers to use");
91 static const arg_def_t md5arg =
92 ARG_DEF(NULL, "md5", 0, "Compute the MD5 sum of the decoded frame");
93#if CONFIG_VP9_HIGHBITDEPTH
94 static const arg_def_t outbitdeptharg =
95 ARG_DEF(NULL, "output-bit-depth", 1, "Output bit-depth for decoded frames");
96#endif
97 static const arg_def_t svcdecodingarg = ARG_DEF(
98 NULL, "svc-decode-layer", 1, "Decode SVC stream up to given spatial layer");
99 static const arg_def_t framestatsarg =
100 ARG_DEF(NULL, "framestats", 1, "Output per-frame stats (.csv format)");
101 static const arg_def_t rowmtarg =
102 ARG_DEF(NULL, "row-mt", 1, "Enable multi-threading to run row-wise in VP9");
103 static const arg_def_t lpfoptarg =
104 ARG_DEF(NULL, "lpf-opt", 1,
105 "Do loopfilter without waiting for all threads to sync.");
106
107 static const arg_def_t *all_args[] = { &help,
108 &codecarg,
109 &use_yv12,
110 &use_i420,
111 &flipuvarg,
112 &rawvideo,
113 &noblitarg,
114 &progressarg,
115 &limitarg,
116 &skiparg,
117 &postprocarg,
118 &summaryarg,
119 &outputfile,
120 &threadsarg,
121 &frameparallelarg,
122 &verbosearg,
123 &scalearg,
124 &fb_arg,
125 &md5arg,
126 &error_concealment,
127 &continuearg,
128#if CONFIG_VP9_HIGHBITDEPTH
129 &outbitdeptharg,
130#endif
131 &svcdecodingarg,
132 &framestatsarg,
133 &rowmtarg,
134 &lpfoptarg,
135 NULL };
136
137#if CONFIG_VP8_DECODER
138 static const arg_def_t addnoise_level =
139 ARG_DEF(NULL, "noise-level", 1, "Enable VP8 postproc add noise");
140 static const arg_def_t deblock =
141 ARG_DEF(NULL, "deblock", 0, "Enable VP8 deblocking");
142 static const arg_def_t demacroblock_level = ARG_DEF(
143 NULL, "demacroblock-level", 1, "Enable VP8 demacroblocking, w/ level");
144 static const arg_def_t mfqe =
145 ARG_DEF(NULL, "mfqe", 0, "Enable multiframe quality enhancement");
146
147 static const arg_def_t *vp8_pp_args[] = { &addnoise_level, &deblock,
148 &demacroblock_level, &mfqe, NULL };
149#endif
150
151#if CONFIG_LIBYUV
152 static INLINE int libyuv_scale(vpx_image_t *src, vpx_image_t *dst,
153 FilterModeEnum mode) {
154#if CONFIG_VP9_HIGHBITDEPTH
155 if (src->fmt == VPX_IMG_FMT_I42016) {
156 assert(dst->fmt == VPX_IMG_FMT_I42016);
157 return I420Scale_16(
158 (uint16_t *)src->planes[VPX_PLANE_Y], src->stride[VPX_PLANE_Y] / 2,
159 (uint16_t *)src->planes[VPX_PLANE_U], src->stride[VPX_PLANE_U] / 2,
160 (uint16_t *)src->planes[VPX_PLANE_V], src->stride[VPX_PLANE_V] / 2,
161 src->d_w, src->d_h, (uint16_t *)dst->planes[VPX_PLANE_Y],
162 dst->stride[VPX_PLANE_Y] / 2, (uint16_t *)dst->planes[VPX_PLANE_U],
163 dst->stride[VPX_PLANE_U] / 2, (uint16_t *)dst->planes[VPX_PLANE_V],
164 dst->stride[VPX_PLANE_V] / 2, dst->d_w, dst->d_h, mode);
165 }
166#endif
167 assert(src->fmt == VPX_IMG_FMT_I420);
168 assert(dst->fmt == VPX_IMG_FMT_I420);
169 return I420Scale(src->planes[VPX_PLANE_Y], src->stride[VPX_PLANE_Y],
170 src->planes[VPX_PLANE_U], src->stride[VPX_PLANE_U],
171 src->planes[VPX_PLANE_V], src->stride[VPX_PLANE_V], src->d_w,
172 src->d_h, dst->planes[VPX_PLANE_Y], dst->stride[VPX_PLANE_Y],
173 dst->planes[VPX_PLANE_U], dst->stride[VPX_PLANE_U],
174 dst->planes[VPX_PLANE_V], dst->stride[VPX_PLANE_V], dst->d_w,
175 dst->d_h, mode);
176}
177#endif
178 static void show_help(FILE *fout, int shorthelp) {
179 int i;
180
181 fprintf(fout, "Usage: %s <options> filename\n\n", exec_name);
182
183 if (shorthelp) {
184 fprintf(fout, "Use --help to see the full list of options.\n");
185 return;
186 }
187
188 fprintf(fout, "Options:\n");
189 arg_show_usage(fout, all_args);
190#if CONFIG_VP8_DECODER
191 fprintf(fout, "\nVP8 Postprocessing Options:\n");
192 arg_show_usage(fout, vp8_pp_args);
193#endif
194 fprintf(fout,
195 "\nOutput File Patterns:\n\n"
196 " The -o argument specifies the name of the file(s) to "
197 "write to. If the\n argument does not include any escape "
198 "characters, the output will be\n written to a single file. "
199 "Otherwise, the filename will be calculated by\n expanding "
200 "the following escape characters:\n");
201 fprintf(fout,
202 "\n\t%%w - Frame width"
203 "\n\t%%h - Frame height"
204 "\n\t%%<n> - Frame number, zero padded to <n> places (1..9)"
205 "\n\n Pattern arguments are only supported in conjunction "
206 "with the --yv12 and\n --i420 options. If the -o option is "
207 "not specified, the output will be\n directed to stdout.\n");
208 fprintf(fout, "\nIncluded decoders:\n\n");
209
210 for (i = 0; i < get_vpx_decoder_count(); ++i) {
211 const VpxInterface *const decoder = get_vpx_decoder_by_index(i);
212 fprintf(fout, " %-6s - %s\n", decoder->name,
213 vpx_codec_iface_name(decoder->codec_interface()));
214 }
215}
216
217 void usage_exit(void) {
218 show_help(stderr, 1);
219 exit(EXIT_FAILURE);
220}
221
222 static int raw_read_frame(FILE *infile, uint8_t **buffer, size_t *bytes_read,
223 size_t *buffer_size) {
224 char raw_hdr[RAW_FRAME_HDR_SZ];
225 size_t frame_size = 0;
226
227 if (fread(raw_hdr, RAW_FRAME_HDR_SZ, 1, infile) != 1) {
228 if (!feof(infile)) warn("Failed to read RAW frame size\n");
229 } else {
230 const size_t kCorruptFrameThreshold = 256 * 1024 * 1024;
231 const size_t kFrameTooSmallThreshold = 256 * 1024;
232 frame_size = mem_get_le32(raw_hdr);
233
234 if (frame_size > kCorruptFrameThreshold) {
235 warn("Read invalid frame size (%u)\n", (unsigned int)frame_size);
236 frame_size = 0;
237 }
238
239 if (frame_size < kFrameTooSmallThreshold) {
240 warn("Warning: Read invalid frame size (%u) - not a raw file?\n",
241 (unsigned int)frame_size);
242 }
243
244 if (frame_size > *buffer_size) {
245 uint8_t *new_buf = realloc(*buffer, 2 * frame_size);
246 if (new_buf) {
247 *buffer = new_buf;
248 *buffer_size = 2 * frame_size;
249 } else {
250 warn("Failed to allocate compressed data buffer\n");
251 frame_size = 0;
252 }
253 }
254 }
255
256 if (!feof(infile)) {
257 if (fread(*buffer, 1, frame_size, infile) != frame_size) {
258 warn("Failed to read full frame\n");
259 return 1;
260 }
261 *bytes_read = frame_size;
262 return 0;
263 }
264
265 return 1;
266}
267
268 static int dec_read_frame(struct VpxDecInputContext *input, uint8_t **buf,
269 size_t *bytes_in_buffer, size_t *buffer_size) {
270 switch (input->vpx_input_ctx->file_type) {
271#if CONFIG_WEBM_IO
272 case FILE_TYPE_WEBM:
273 return webm_read_frame(input->webm_ctx, buf, bytes_in_buffer);
274#endif
275 case FILE_TYPE_RAW:
276 return raw_read_frame(input->vpx_input_ctx->file, buf, bytes_in_buffer,
277 buffer_size);
278 case FILE_TYPE_IVF:
279 return ivf_read_frame(input->vpx_input_ctx->file, buf, bytes_in_buffer,
280 buffer_size);
281 default: return 1;
282 }
283}
284
285 static void update_image_md5(const vpx_image_t *img, const int planes[3],
286 MD5Context *md5) {
287 int i, y;
288
289 for (i = 0; i < 3; ++i) {
290 const int plane = planes[i];
291 const unsigned char *buf = img->planes[plane];
292 const int stride = img->stride[plane];
293 const int w = vpx_img_plane_width(img, plane) *
294 ((img->fmt & VPX_IMG_FMT_HIGHBITDEPTH) ? 2 : 1);
295 const int h = vpx_img_plane_height(img, plane);
296
297 for (y = 0; y < h; ++y) {
298 MD5Update(md5, buf, w);
299 buf += stride;
300 }
301 }
302}
303
304 static void write_image_file(const vpx_image_t *img, const int planes[3],
305 FILE *file) {
306 int i, y;
307#if CONFIG_VP9_HIGHBITDEPTH
308 const int bytes_per_sample = ((img->fmt & VPX_IMG_FMT_HIGHBITDEPTH) ? 2 : 1);
309#else
310 const int bytes_per_sample = 1;
311#endif
312
313 for (i = 0; i < 3; ++i) {
314 const int plane = planes[i];
315 const unsigned char *buf = img->planes[plane];
316 const int stride = img->stride[plane];
317 const int w = vpx_img_plane_width(img, plane);
318 const int h = vpx_img_plane_height(img, plane);
319
320 for (y = 0; y < h; ++y) {
321 fwrite(buf, bytes_per_sample, w, file);
322 buf += stride;
323 }
324 }
325}
326
327 static int file_is_raw(struct VpxInputContext *input) {
328 uint8_t buf[32];
329 int is_raw = 0;
330 vpx_codec_stream_info_t si;
331
332 si.sz = sizeof(si);
333
334 if (fread(buf, 1, 32, input->file) == 32) {
335 int i;
336
337 if (mem_get_le32(buf) < 256 * 1024 * 1024) {
338 for (i = 0; i < get_vpx_decoder_count(); ++i) {
339 const VpxInterface *const decoder = get_vpx_decoder_by_index(i);
340 if (!vpx_codec_peek_stream_info(decoder->codec_interface(), buf + 4,
341 32 - 4, &si)) {
342 is_raw = 1;
343 input->fourcc = decoder->fourcc;
344 input->width = si.w;
345 input->height = si.h;
346 input->framerate.numerator = 30;
347 input->framerate.denominator = 1;
348 break;
349 }
350 }
351 }
352 }
353
354 rewind(input->file);
355 return is_raw;
356}
357
358 static void show_progress(int frame_in, int frame_out, uint64_t dx_time) {
359 fprintf(stderr,
360 "%d decoded frames/%d showed frames in %" PRId64 " us (%.2f fps)\r",
361 frame_in, frame_out, dx_time,
362 (double)frame_out * 1000000.0 / (double)dx_time);
363}
364
365 struct ExternalFrameBuffer {
366 uint8_t *data;
367 size_t size;
368 int in_use;
369};
370
371 struct ExternalFrameBufferList {
372 int num_external_frame_buffers;
373 struct ExternalFrameBuffer *ext_fb;
374};
375
376// Callback used by libvpx to request an external frame buffer. |cb_priv|
377// Application private data passed into the set function. |min_size| is the
378// minimum size in bytes needed to decode the next frame. |fb| pointer to the
379// frame buffer.
380 static int get_vp9_frame_buffer(void *cb_priv, size_t min_size,
381 vpx_codec_frame_buffer_t *fb) {
382 int i;
383 struct ExternalFrameBufferList *const ext_fb_list =
384 (struct ExternalFrameBufferList *)cb_priv;
385 if (ext_fb_list == NULL) return -1;
386
387 // Find a free frame buffer.
388 for (i = 0; i < ext_fb_list->num_external_frame_buffers; ++i) {
389 if (!ext_fb_list->ext_fb[i].in_use) break;
390 }
391
392 if (i == ext_fb_list->num_external_frame_buffers) return -1;
393
394 if (ext_fb_list->ext_fb[i].size < min_size) {
395 free(ext_fb_list->ext_fb[i].data);
396 ext_fb_list->ext_fb[i].data = (uint8_t *)calloc(min_size, sizeof(uint8_t));
397 if (!ext_fb_list->ext_fb[i].data) return -1;
398
399 ext_fb_list->ext_fb[i].size = min_size;
400 }
401
402 fb->data = ext_fb_list->ext_fb[i].data;
403 fb->size = ext_fb_list->ext_fb[i].size;
404 ext_fb_list->ext_fb[i].in_use = 1;
405
406 // Set the frame buffer's private data to point at the external frame buffer.
407 fb->priv = &ext_fb_list->ext_fb[i];
408 return 0;
409}
410
411// Callback used by libvpx when there are no references to the frame buffer.
412// |cb_priv| user private data passed into the set function. |fb| pointer
413// to the frame buffer.
414 static int release_vp9_frame_buffer(void *cb_priv,
415 vpx_codec_frame_buffer_t *fb) {
416 struct ExternalFrameBuffer *const ext_fb =
417 (struct ExternalFrameBuffer *)fb->priv;
418 (void)cb_priv;
419 ext_fb->in_use = 0;
420 return 0;
421}
422
423 static void generate_filename(const char *pattern, char *out, size_t q_len,
424 unsigned int d_w, unsigned int d_h,
425 unsigned int frame_in) {
426 const char *p = pattern;
427 char *q = out;
428
429 do {
430 char *next_pat = strchr(p, '%');
431
432 if (p == next_pat) {
433 size_t pat_len;
434
435 /* parse the pattern */
436 q[q_len - 1] = '\0';
437 switch (p[1]) {
438 case 'w': snprintf(q, q_len - 1, "%d", d_w); break;
439 case 'h': snprintf(q, q_len - 1, "%d", d_h); break;
440 case '1': snprintf(q, q_len - 1, "%d", frame_in); break;
441 case '2': snprintf(q, q_len - 1, "%02d", frame_in); break;
442 case '3': snprintf(q, q_len - 1, "%03d", frame_in); break;
443 case '4': snprintf(q, q_len - 1, "%04d", frame_in); break;
444 case '5': snprintf(q, q_len - 1, "%05d", frame_in); break;
445 case '6': snprintf(q, q_len - 1, "%06d", frame_in); break;
446 case '7': snprintf(q, q_len - 1, "%07d", frame_in); break;
447 case '8': snprintf(q, q_len - 1, "%08d", frame_in); break;
448 case '9': snprintf(q, q_len - 1, "%09d", frame_in); break;
449 default: die("Unrecognized pattern %%%c\n", p[1]);
450 }
451
452 pat_len = strlen(q);
453 if (pat_len >= q_len - 1) die("Output filename too long.\n");
454 q += pat_len;
455 p += 2;
456 q_len -= pat_len;
457 } else {
458 size_t copy_len;
459
460 /* copy the next segment */
461 if (!next_pat)
462 copy_len = strlen(p);
463 else
464 copy_len = next_pat - p;
465
466 if (copy_len >= q_len - 1) die("Output filename too long.\n");
467
468 memcpy(q, p, copy_len);
469 q[copy_len] = '\0';
470 q += copy_len;
471 p += copy_len;
472 q_len -= copy_len;
473 }
474 } while (*p);
475}
476
477 static int is_single_file(const char *outfile_pattern) {
478 const char *p = outfile_pattern;
479
480 do {
481 p = strchr(p, '%');
482 if (p && p[1] >= '1' && p[1] <= '9')
483 return 0; // pattern contains sequence number, so it's not unique
484 if (p) p++;
485 } while (p);
486
487 return 1;
488}
489
490 static void print_md5(unsigned char digest[16], const char *filename) {
491 int i;
492
493 for (i = 0; i < 16; ++i) printf("%02x", digest[i]);
494 printf(" %s\n", filename);
495}
496
497 static FILE *open_outfile(const char *name) {
498 if (strcmp("-", name) == 0) {
499 set_binary_mode(stdout);
500 return stdout;
501 } else {
502 FILE *file = fopen(name, "wb");
503 if (!file) fatal("Failed to open output file '%s'", name);
504 return file;
505 }
506}
507
508#if CONFIG_VP9_HIGHBITDEPTH
509 static int img_shifted_realloc_required(const vpx_image_t *img,
510 const vpx_image_t *shifted,
511 vpx_img_fmt_t required_fmt) {
512 return img->d_w != shifted->d_w || img->d_h != shifted->d_h ||
513 required_fmt != shifted->fmt;
514}
515#endif
516
517 static int main_loop(int argc, const char **argv_) {
518 vpx_codec_ctx_t decoder;
519 char *fn = NULL;
520 int i;
521 int ret = EXIT_FAILURE;
522 uint8_t *buf = NULL;
523 size_t bytes_in_buffer = 0, buffer_size = 0;
524 FILE *infile;
525 int frame_in = 0, frame_out = 0, flipuv = 0, noblit = 0;
526 int do_md5 = 0, progress = 0;
527 int stop_after = 0, postproc = 0, summary = 0, quiet = 1;
528 int arg_skip = 0;
529 int ec_enabled = 0;
530 int keep_going = 0;
531 int enable_row_mt = 0;
532 int enable_lpf_opt = 0;
533 const VpxInterface *interface = NULL;
534 const VpxInterface *fourcc_interface = NULL;
535 uint64_t dx_time = 0;
536 struct arg arg;
537 char **argv, **argi, **argj;
538
539 int single_file;
540 int use_y4m = 1;
541 int opt_yv12 = 0;
542 int opt_i420 = 0;
543 vpx_codec_dec_cfg_t cfg = { 0, 0, 0 };
544#if CONFIG_VP9_HIGHBITDEPTH
545 unsigned int output_bit_depth = 0;
546#endif
547 int svc_decoding = 0;
548 int svc_spatial_layer = 0;
549#if CONFIG_VP8_DECODER
550 vp8_postproc_cfg_t vp8_pp_cfg = { 0, 0, 0 };
551#endif
552 int frames_corrupted = 0;
553 int dec_flags = 0;
554 int do_scale = 0;
555 vpx_image_t *scaled_img = NULL;
556#if CONFIG_VP9_HIGHBITDEPTH
557 vpx_image_t *img_shifted = NULL;
558#endif
559 int frame_avail, got_data, flush_decoder = 0;
560 int num_external_frame_buffers = 0;
561 struct ExternalFrameBufferList ext_fb_list = { 0, NULL };
562
563 const char *outfile_pattern = NULL;
564 char outfile_name[PATH_MAX] = { 0 };
565 FILE *outfile = NULL;
566
567 FILE *framestats_file = NULL;
568
569 MD5Context md5_ctx;
570 unsigned char md5_digest[16];
571
572 struct VpxDecInputContext input = { NULL, NULL };
573 struct VpxInputContext vpx_input_ctx;
574#if CONFIG_WEBM_IO
575 struct WebmInputContext webm_ctx;
576 memset(&(webm_ctx), 0, sizeof(webm_ctx));
577 input.webm_ctx = &webm_ctx;
578#endif
579 input.vpx_input_ctx = &vpx_input_ctx;
580
581 /* Parse command line */
582 exec_name = argv_[0];
583 argv = argv_dup(argc - 1, argv_ + 1);
584 if (!argv) {
585 fprintf(stderr, "Error allocating argument list\n");
586 return EXIT_FAILURE;
587 }
588 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
589 memset(&arg, 0, sizeof(arg));
590 arg.argv_step = 1;
591
592 if (arg_match(&arg, &help, argi)) {
593 show_help(stdout, 0);
594 exit(EXIT_SUCCESS);
595 } else if (arg_match(&arg, &codecarg, argi)) {
596 interface = get_vpx_decoder_by_name(arg.val);
597 if (!interface)
598 die("Error: Unrecognized argument (%s) to --codec\n", arg.val);
599 } else if (arg_match(&arg, &looparg, argi)) {
600 // no-op
601 } else if (arg_match(&arg, &outputfile, argi))
602 outfile_pattern = arg.val;
603 else if (arg_match(&arg, &use_yv12, argi)) {
604 use_y4m = 0;
605 flipuv = 1;
606 opt_yv12 = 1;
607 } else if (arg_match(&arg, &use_i420, argi)) {
608 use_y4m = 0;
609 flipuv = 0;
610 opt_i420 = 1;
611 } else if (arg_match(&arg, &rawvideo, argi)) {
612 use_y4m = 0;
613 } else if (arg_match(&arg, &flipuvarg, argi))
614 flipuv = 1;
615 else if (arg_match(&arg, &noblitarg, argi))
616 noblit = 1;
617 else if (arg_match(&arg, &progressarg, argi))
618 progress = 1;
619 else if (arg_match(&arg, &limitarg, argi))
620 stop_after = arg_parse_uint(&arg);
621 else if (arg_match(&arg, &skiparg, argi))
622 arg_skip = arg_parse_uint(&arg);
623 else if (arg_match(&arg, &postprocarg, argi))
624 postproc = 1;
625 else if (arg_match(&arg, &md5arg, argi))
626 do_md5 = 1;
627 else if (arg_match(&arg, &summaryarg, argi))
628 summary = 1;
629 else if (arg_match(&arg, &threadsarg, argi))
630 cfg.threads = arg_parse_uint(&arg);
631#if CONFIG_VP9_DECODER
632 else if (arg_match(&arg, &frameparallelarg, argi)) {
633 /* ignored for compatibility */
634 }
635#endif
636 else if (arg_match(&arg, &verbosearg, argi))
637 quiet = 0;
638 else if (arg_match(&arg, &scalearg, argi))
639 do_scale = 1;
640 else if (arg_match(&arg, &fb_arg, argi))
641 num_external_frame_buffers = arg_parse_uint(&arg);
642 else if (arg_match(&arg, &continuearg, argi))
643 keep_going = 1;
644#if CONFIG_VP9_HIGHBITDEPTH
645 else if (arg_match(&arg, &outbitdeptharg, argi)) {
646 output_bit_depth = arg_parse_uint(&arg);
647 }
648#endif
649 else if (arg_match(&arg, &svcdecodingarg, argi)) {
650 svc_decoding = 1;
651 svc_spatial_layer = arg_parse_uint(&arg);
652 } else if (arg_match(&arg, &framestatsarg, argi)) {
653 framestats_file = fopen(arg.val, "w");
654 if (!framestats_file) {
655 die("Error: Could not open --framestats file (%s) for writing.\n",
656 arg.val);
657 }
658 } else if (arg_match(&arg, &rowmtarg, argi)) {
659 enable_row_mt = arg_parse_uint(&arg);
660 } else if (arg_match(&arg, &lpfoptarg, argi)) {
661 enable_lpf_opt = arg_parse_uint(&arg);
662 }
663#if CONFIG_VP8_DECODER
664 else if (arg_match(&arg, &addnoise_level, argi)) {
665 postproc = 1;
666 vp8_pp_cfg.post_proc_flag |= VP8_ADDNOISE;
667 vp8_pp_cfg.noise_level = arg_parse_uint(&arg);
668 } else if (arg_match(&arg, &demacroblock_level, argi)) {
669 postproc = 1;
670 vp8_pp_cfg.post_proc_flag |= VP8_DEMACROBLOCK;
671 vp8_pp_cfg.deblocking_level = arg_parse_uint(&arg);
672 } else if (arg_match(&arg, &deblock, argi)) {
673 postproc = 1;
674 vp8_pp_cfg.post_proc_flag |= VP8_DEBLOCK;
675 } else if (arg_match(&arg, &mfqe, argi)) {
676 postproc = 1;
677 vp8_pp_cfg.post_proc_flag |= VP8_MFQE;
678 } else if (arg_match(&arg, &error_concealment, argi)) {
679 ec_enabled = 1;
680 }
681#endif // CONFIG_VP8_DECODER
682 else
683 argj++;
684 }
685
686 /* Check for unrecognized options */
687 for (argi = argv; *argi; argi++)
688 if (argi[0][0] == '-' && strlen(argi[0]) > 1)
689 die("Error: Unrecognized option %s\n", *argi);
690
691 /* Handle non-option arguments */
692 fn = argv[0];
693
694 if (!fn) {
695 free(argv);
696 fprintf(stderr, "No input file specified!\n");
697 usage_exit();
698 }
699 /* Open file */
700 infile = strcmp(fn, "-") ? fopen(fn, "rb") : set_binary_mode(stdin);
701
702 if (!infile) {
703 fatal("Failed to open input file '%s'", strcmp(fn, "-") ? fn : "stdin");
704 }
705#if CONFIG_OS_SUPPORT
706 /* Make sure we don't dump to the terminal, unless forced to with -o - */
707 if (!outfile_pattern && isatty(fileno(stdout)) && !do_md5 && !noblit) {
708 fprintf(stderr,
709 "Not dumping raw video to your terminal. Use '-o -' to "
710 "override.\n");
711 return EXIT_FAILURE;
712 }
713#endif
714 input.vpx_input_ctx->file = infile;
715 if (file_is_ivf(input.vpx_input_ctx))
716 input.vpx_input_ctx->file_type = FILE_TYPE_IVF;
717#if CONFIG_WEBM_IO
718 else if (file_is_webm(input.webm_ctx, input.vpx_input_ctx))
719 input.vpx_input_ctx->file_type = FILE_TYPE_WEBM;
720#endif
721 else if (file_is_raw(input.vpx_input_ctx))
722 input.vpx_input_ctx->file_type = FILE_TYPE_RAW;
723 else {
724 fprintf(stderr, "Unrecognized input file type.\n");
725#if !CONFIG_WEBM_IO
726 fprintf(stderr, "vpxdec was built without WebM container support.\n");
727#endif
728 free(argv);
729 return EXIT_FAILURE;
730 }
731
732 outfile_pattern = outfile_pattern ? outfile_pattern : "-";
733 single_file = is_single_file(outfile_pattern);
734
735 if (!noblit && single_file) {
736 generate_filename(outfile_pattern, outfile_name, PATH_MAX,
737 vpx_input_ctx.width, vpx_input_ctx.height, 0);
738 if (do_md5)
739 MD5Init(&md5_ctx);
740 else
741 outfile = open_outfile(outfile_name);
742 }
743
744 if (use_y4m && !noblit) {
745 if (!single_file) {
746 fprintf(stderr,
747 "YUV4MPEG2 not supported with output patterns,"
748 " try --i420 or --yv12 or --rawvideo.\n");
749 return EXIT_FAILURE;
750 }
751
752#if CONFIG_WEBM_IO
753 if (vpx_input_ctx.file_type == FILE_TYPE_WEBM) {
754 if (webm_guess_framerate(input.webm_ctx, input.vpx_input_ctx)) {
755 fprintf(stderr,
756 "Failed to guess framerate -- error parsing "
757 "webm file?\n");
758 return EXIT_FAILURE;
759 }
760 }
761#endif
762 }
763
764 fourcc_interface = get_vpx_decoder_by_fourcc(vpx_input_ctx.fourcc);
765 if (interface && fourcc_interface && interface != fourcc_interface)
766 warn("Header indicates codec: %s\n", fourcc_interface->name);
767 else
768 interface = fourcc_interface;
769
770 if (!interface) interface = get_vpx_decoder_by_index(0);
771
772 dec_flags = (postproc ? VPX_CODEC_USE_POSTPROC : 0) |
773 (ec_enabled ? VPX_CODEC_USE_ERROR_CONCEALMENT : 0);
774 if (vpx_codec_dec_init(&decoder, interface->codec_interface(), &cfg,
775 dec_flags)) {
776 fprintf(stderr, "Failed to initialize decoder: %s\n",
777 vpx_codec_error(&decoder));
778 goto fail2;
779 }
780 if (svc_decoding) {
781 if (vpx_codec_control(&decoder, VP9_DECODE_SVC_SPATIAL_LAYER,
782 svc_spatial_layer)) {
783 fprintf(stderr, "Failed to set spatial layer for svc decode: %s\n",
784 vpx_codec_error(&decoder));
785 goto fail;
786 }
787 }
788 if (interface->fourcc == VP9_FOURCC &&
789 vpx_codec_control(&decoder, VP9D_SET_ROW_MT, enable_row_mt)) {
790 fprintf(stderr, "Failed to set decoder in row multi-thread mode: %s\n",
791 vpx_codec_error(&decoder));
792 goto fail;
793 }
794 if (interface->fourcc == VP9_FOURCC &&
795 vpx_codec_control(&decoder, VP9D_SET_LOOP_FILTER_OPT, enable_lpf_opt)) {
796 fprintf(stderr, "Failed to set decoder in optimized loopfilter mode: %s\n",
797 vpx_codec_error(&decoder));
798 goto fail;
799 }
800 if (!quiet) fprintf(stderr, "%s\n", decoder.name);
801
802#if CONFIG_VP8_DECODER
803 if (vp8_pp_cfg.post_proc_flag &&
804 vpx_codec_control(&decoder, VP8_SET_POSTPROC, &vp8_pp_cfg)) {
805 fprintf(stderr, "Failed to configure postproc: %s\n",
806 vpx_codec_error(&decoder));
807 goto fail;
808 }
809#endif
810
811 if (arg_skip) fprintf(stderr, "Skipping first %d frames.\n", arg_skip);
812 while (arg_skip) {
813 if (dec_read_frame(&input, &buf, &bytes_in_buffer, &buffer_size)) break;
814 arg_skip--;
815 }
816
817 if (num_external_frame_buffers > 0) {
818 ext_fb_list.num_external_frame_buffers = num_external_frame_buffers;
819 ext_fb_list.ext_fb = (struct ExternalFrameBuffer *)calloc(
820 num_external_frame_buffers, sizeof(*ext_fb_list.ext_fb));
821 if (!ext_fb_list.ext_fb) {
822 fprintf(stderr, "Failed to allocate ExternalFrameBuffer\n");
823 goto fail;
824 }
825 if (vpx_codec_set_frame_buffer_functions(&decoder, get_vp9_frame_buffer,
826 release_vp9_frame_buffer,
827 &ext_fb_list)) {
828 fprintf(stderr, "Failed to configure external frame buffers: %s\n",
829 vpx_codec_error(&decoder));
830 goto fail;
831 }
832 }
833
834 frame_avail = 1;
835 got_data = 0;
836
837 if (framestats_file) fprintf(framestats_file, "bytes,qp\n");
838
839 /* Decode file */
840 while (frame_avail || got_data) {
841 vpx_codec_iter_t iter = NULL;
842 vpx_image_t *img;
843 struct vpx_usec_timer timer;
844 int corrupted = 0;
845
846 frame_avail = 0;
847 if (!stop_after || frame_in < stop_after) {
848 if (!dec_read_frame(&input, &buf, &bytes_in_buffer, &buffer_size)) {
849 frame_avail = 1;
850 frame_in++;
851
852 vpx_usec_timer_start(&timer);
853
854 if (vpx_codec_decode(&decoder, buf, (unsigned int)bytes_in_buffer, NULL,
855 0)) {
856 const char *detail = vpx_codec_error_detail(&decoder);
857 warn("Failed to decode frame %d: %s", frame_in,
858 vpx_codec_error(&decoder));
859 if (detail) warn("Additional information: %s", detail);
860 corrupted = 1;
861 if (!keep_going) goto fail;
862 }
863
864 if (framestats_file) {
865 int qp;
866 if (vpx_codec_control(&decoder, VPXD_GET_LAST_QUANTIZER, &qp)) {
867 warn("Failed VPXD_GET_LAST_QUANTIZER: %s",
868 vpx_codec_error(&decoder));
869 if (!keep_going) goto fail;
870 }
871 fprintf(framestats_file, "%d,%d\n", (int)bytes_in_buffer, qp);
872 }
873
874 vpx_usec_timer_mark(&timer);
875 dx_time += vpx_usec_timer_elapsed(&timer);
876 } else {
877 flush_decoder = 1;
878 }
879 } else {
880 flush_decoder = 1;
881 }
882
883 vpx_usec_timer_start(&timer);
884
885 if (flush_decoder) {
886 // Flush the decoder in frame parallel decode.
887 if (vpx_codec_decode(&decoder, NULL, 0, NULL, 0)) {
888 warn("Failed to flush decoder: %s", vpx_codec_error(&decoder));
889 corrupted = 1;
890 if (!keep_going) goto fail;
891 }
892 }
893
894 got_data = 0;
895 if ((img = vpx_codec_get_frame(&decoder, &iter))) {
896 ++frame_out;
897 got_data = 1;
898 }
899
900 vpx_usec_timer_mark(&timer);
901 dx_time += (unsigned int)vpx_usec_timer_elapsed(&timer);
902
903 if (!corrupted &&
904 vpx_codec_control(&decoder, VP8D_GET_FRAME_CORRUPTED, &corrupted)) {
905 warn("Failed VP8_GET_FRAME_CORRUPTED: %s", vpx_codec_error(&decoder));
906 if (!keep_going) goto fail;
907 }
908 frames_corrupted += corrupted;
909
910 if (progress) show_progress(frame_in, frame_out, dx_time);
911
912 if (!noblit && img) {
913 const int PLANES_YUV[] = { VPX_PLANE_Y, VPX_PLANE_U, VPX_PLANE_V };
914 const int PLANES_YVU[] = { VPX_PLANE_Y, VPX_PLANE_V, VPX_PLANE_U };
915 const int *planes = flipuv ? PLANES_YVU : PLANES_YUV;
916
917 if (do_scale) {
918 if (frame_out == 1) {
919 // If the output frames are to be scaled to a fixed display size then
920 // use the width and height specified in the container. If either of
921 // these is set to 0, use the display size set in the first frame
922 // header. If that is unavailable, use the raw decoded size of the
923 // first decoded frame.
924 int render_width = vpx_input_ctx.width;
925 int render_height = vpx_input_ctx.height;
926 if (!render_width || !render_height) {
927 int render_size[2];
928 if (vpx_codec_control(&decoder, VP9D_GET_DISPLAY_SIZE,
929 render_size)) {
930 // As last resort use size of first frame as display size.
931 render_width = img->d_w;
932 render_height = img->d_h;
933 } else {
934 render_width = render_size[0];
935 render_height = render_size[1];
936 }
937 }
938 scaled_img =
939 vpx_img_alloc(NULL, img->fmt, render_width, render_height, 16);
940 if (!scaled_img) {
941 fprintf(stderr, "Failed to allocate scaled image (%d x %d)\n",
942 render_width, render_height);
943 goto fail;
944 }
945 scaled_img->bit_depth = img->bit_depth;
946 }
947
948 if (img->d_w != scaled_img->d_w || img->d_h != scaled_img->d_h) {
949#if CONFIG_LIBYUV
950 libyuv_scale(img, scaled_img, kFilterBox);
951 img = scaled_img;
952#else
953 fprintf(stderr,
954 "Failed to scale output frame: %s.\n"
955 "Scaling is disabled in this configuration. "
956 "To enable scaling, configure with --enable-libyuv\n",
957 vpx_codec_error(&decoder));
958 goto fail;
959#endif
960 }
961 }
962#if CONFIG_VP9_HIGHBITDEPTH
963 // Default to codec bit depth if output bit depth not set
964 if (!output_bit_depth && single_file && !do_md5) {
965 output_bit_depth = img->bit_depth;
966 }
967 // Shift up or down if necessary
968 if (output_bit_depth != 0 && output_bit_depth != img->bit_depth) {
969 const vpx_img_fmt_t shifted_fmt =
970 output_bit_depth == 8
971 ? img->fmt ^ (img->fmt & VPX_IMG_FMT_HIGHBITDEPTH)
972 : img->fmt | VPX_IMG_FMT_HIGHBITDEPTH;
973 if (img_shifted &&
974 img_shifted_realloc_required(img, img_shifted, shifted_fmt)) {
975 vpx_img_free(img_shifted);
976 img_shifted = NULL;
977 }
978 if (!img_shifted) {
979 img_shifted =
980 vpx_img_alloc(NULL, shifted_fmt, img->d_w, img->d_h, 16);
981 if (!img_shifted) {
982 fprintf(stderr, "Failed to allocate image\n");
983 goto fail;
984 }
985 img_shifted->bit_depth = output_bit_depth;
986 }
987 if (output_bit_depth > img->bit_depth) {
988 vpx_img_upshift(img_shifted, img, output_bit_depth - img->bit_depth);
989 } else {
990 vpx_img_downshift(img_shifted, img,
991 img->bit_depth - output_bit_depth);
992 }
993 img = img_shifted;
994 }
995#endif
996
997 if (single_file) {
998 if (use_y4m) {
999 char y4m_buf[Y4M_BUFFER_SIZE] = { 0 };
1000 size_t len = 0;
1001 if (img->fmt == VPX_IMG_FMT_I440 || img->fmt == VPX_IMG_FMT_I44016) {
1002 fprintf(stderr, "Cannot produce y4m output for 440 sampling.\n");
1003 goto fail;
1004 }
1005 if (frame_out == 1) {
1006 // Y4M file header
1007 len = y4m_write_file_header(
1008 y4m_buf, sizeof(y4m_buf), vpx_input_ctx.width,
1009 vpx_input_ctx.height, &vpx_input_ctx.framerate, img->fmt,
1010 img->bit_depth);
1011 if (do_md5) {
1012 MD5Update(&md5_ctx, (md5byte *)y4m_buf, (unsigned int)len);
1013 } else {
1014 fputs(y4m_buf, outfile);
1015 }
1016 }
1017
1018 // Y4M frame header
1019 len = y4m_write_frame_header(y4m_buf, sizeof(y4m_buf));
1020 if (do_md5) {
1021 MD5Update(&md5_ctx, (md5byte *)y4m_buf, (unsigned int)len);
1022 } else {
1023 fputs(y4m_buf, outfile);
1024 }
1025 } else {
1026 if (frame_out == 1) {
1027 // Check if --yv12 or --i420 options are consistent with the
1028 // bit-stream decoded
1029 if (opt_i420) {
1030 if (img->fmt != VPX_IMG_FMT_I420 &&
1031 img->fmt != VPX_IMG_FMT_I42016) {
1032 fprintf(stderr, "Cannot produce i420 output for bit-stream.\n");
1033 goto fail;
1034 }
1035 }
1036 if (opt_yv12) {
1037 if ((img->fmt != VPX_IMG_FMT_I420 &&
1038 img->fmt != VPX_IMG_FMT_YV12) ||
1039 img->bit_depth != 8) {
1040 fprintf(stderr, "Cannot produce yv12 output for bit-stream.\n");
1041 goto fail;
1042 }
1043 }
1044 }
1045 }
1046
1047 if (do_md5) {
1048 update_image_md5(img, planes, &md5_ctx);
1049 } else {
1050 if (!corrupted) write_image_file(img, planes, outfile);
1051 }
1052 } else {
1053 generate_filename(outfile_pattern, outfile_name, PATH_MAX, img->d_w,
1054 img->d_h, frame_in);
1055 if (do_md5) {
1056 MD5Init(&md5_ctx);
1057 update_image_md5(img, planes, &md5_ctx);
1058 MD5Final(md5_digest, &md5_ctx);
1059 print_md5(md5_digest, outfile_name);
1060 } else {
1061 outfile = open_outfile(outfile_name);
1062 write_image_file(img, planes, outfile);
1063 fclose(outfile);
1064 }
1065 }
1066 }
1067 }
1068
1069 if (summary || progress) {
1070 show_progress(frame_in, frame_out, dx_time);
1071 fprintf(stderr, "\n");
1072 }
1073
1074 if (frames_corrupted) {
1075 fprintf(stderr, "WARNING: %d frames corrupted.\n", frames_corrupted);
1076 } else {
1077 ret = EXIT_SUCCESS;
1078 }
1079
1080fail:
1081
1082 if (vpx_codec_destroy(&decoder)) {
1083 fprintf(stderr, "Failed to destroy decoder: %s\n",
1084 vpx_codec_error(&decoder));
1085 }
1086
1087fail2:
1088
1089 if (!noblit && single_file) {
1090 if (do_md5) {
1091 MD5Final(md5_digest, &md5_ctx);
1092 print_md5(md5_digest, outfile_name);
1093 } else {
1094 fclose(outfile);
1095 }
1096 }
1097
1098#if CONFIG_WEBM_IO
1099 if (input.vpx_input_ctx->file_type == FILE_TYPE_WEBM)
1100 webm_free(input.webm_ctx);
1101#endif
1102
1103 if (input.vpx_input_ctx->file_type != FILE_TYPE_WEBM) free(buf);
1104
1105 if (scaled_img) vpx_img_free(scaled_img);
1106#if CONFIG_VP9_HIGHBITDEPTH
1107 if (img_shifted) vpx_img_free(img_shifted);
1108#endif
1109
1110 for (i = 0; i < ext_fb_list.num_external_frame_buffers; ++i) {
1111 free(ext_fb_list.ext_fb[i].data);
1112 }
1113 free(ext_fb_list.ext_fb);
1114
1115 fclose(infile);
1116 if (framestats_file) fclose(framestats_file);
1117
1118 free(argv);
1119
1120 return ret;
1121}
1122
1123 int main(int argc, const char **argv_) {
1124 unsigned int loops = 1, i;
1125 char **argv, **argi, **argj;
1126 struct arg arg;
1127 int error = 0;
1128
1129 argv = argv_dup(argc - 1, argv_ + 1);
1130 if (!argv) {
1131 fprintf(stderr, "Error allocating argument list\n");
1132 return EXIT_FAILURE;
1133 }
1134 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
1135 memset(&arg, 0, sizeof(arg));
1136 arg.argv_step = 1;
1137
1138 if (arg_match(&arg, &looparg, argi)) {
1139 loops = arg_parse_uint(&arg);
1140 break;
1141 }
1142 }
1143 free(argv);
1144 for (i = 0; !error && i < loops; i++) error = main_loop(argc, argv_);
1145 return error;
1146}
vpx_codec_set_frame_buffer_functions
vpx_codec_err_t vpx_codec_set_frame_buffer_functions(vpx_codec_ctx_t *ctx, vpx_get_frame_buffer_cb_fn_t cb_get, vpx_release_frame_buffer_cb_fn_t cb_release, void *cb_priv)
Pass in external frame buffers for the decoder to use.
vpx_codec_error_detail
const char * vpx_codec_error_detail(const vpx_codec_ctx_t *ctx)
Retrieve detailed error information for codec context.
vpx_codec_ctx_t
struct vpx_codec_ctx vpx_codec_ctx_t
Codec context structure.
vpx_codec_destroy
vpx_codec_err_t vpx_codec_destroy(vpx_codec_ctx_t *ctx)
Destroy a codec instance.
vpx_codec_iter_t
const void * vpx_codec_iter_t
Iterator.
Definition vpx_codec.h:190
vpx_codec_iface_name
const char * vpx_codec_iface_name(vpx_codec_iface_t *iface)
Return the name for a given interface.
vpx_codec_error
const char * vpx_codec_error(const vpx_codec_ctx_t *ctx)
Retrieve error synopsis for codec context.
vpx_codec_control
#define vpx_codec_control(ctx, id, data)
vpx_codec_control wrapper macro
Definition vpx_codec.h:408
vpx_codec_decode
vpx_codec_err_t vpx_codec_decode(vpx_codec_ctx_t *ctx, const uint8_t *data, unsigned int data_sz, void *user_priv, long deadline)
Decode data.
VPX_CODEC_USE_ERROR_CONCEALMENT
#define VPX_CODEC_USE_ERROR_CONCEALMENT
Conceal errors in decoded frames.
Definition vpx_decoder.h:75
VPX_CODEC_USE_POSTPROC
#define VPX_CODEC_USE_POSTPROC
Initialization-time Feature Enabling.
Definition vpx_decoder.h:73
vpx_codec_dec_init
#define vpx_codec_dec_init(ctx, iface, cfg, flags)
Convenience macro for vpx_codec_dec_init_ver().
Definition vpx_decoder.h:143
vpx_codec_dec_cfg_t
struct vpx_codec_dec_cfg vpx_codec_dec_cfg_t
Initialization Configurations.
vpx_codec_get_frame
vpx_image_t * vpx_codec_get_frame(vpx_codec_ctx_t *ctx, vpx_codec_iter_t *iter)
Decoded frames iterator.
vpx_codec_stream_info_t
struct vpx_codec_stream_info vpx_codec_stream_info_t
Stream properties.
vpx_codec_peek_stream_info
vpx_codec_err_t vpx_codec_peek_stream_info(vpx_codec_iface_t *iface, const uint8_t *data, unsigned int data_sz, vpx_codec_stream_info_t *si)
Parse stream info from a buffer.
VP9D_SET_ROW_MT
@ VP9D_SET_ROW_MT
Codec control function to set row level multi-threading.
Definition vp8dx.h:149
VP9D_SET_LOOP_FILTER_OPT
@ VP9D_SET_LOOP_FILTER_OPT
Codec control function to set loopfilter optimization.
Definition vp8dx.h:159
VPXD_GET_LAST_QUANTIZER
@ VPXD_GET_LAST_QUANTIZER
Codec control function to get last decoded frame quantizer.
Definition vp8dx.h:141
VP9_DECODE_SVC_SPATIAL_LAYER
@ VP9_DECODE_SVC_SPATIAL_LAYER
Definition vp8dx.h:133
VP9D_GET_DISPLAY_SIZE
@ VP9D_GET_DISPLAY_SIZE
Definition vp8dx.h:101
VP8D_GET_FRAME_CORRUPTED
@ VP8D_GET_FRAME_CORRUPTED
Definition vp8dx.h:79
vp8_postproc_cfg_t
struct vp8_postproc_cfg vp8_postproc_cfg_t
post process flags
VP8_SET_POSTPROC
@ VP8_SET_POSTPROC
Definition vp8.h:49
vp8_postproc_cfg::noise_level
int noise_level
Definition vp8.h:84
vp8_postproc_cfg::post_proc_flag
int post_proc_flag
the types of post processing to be done, should be combination of "vp8_postproc_level"
Definition vp8.h:82
vp8_postproc_cfg::deblocking_level
int deblocking_level
Definition vp8.h:83
vpx_codec_ctx::name
const char * name
Definition vpx_codec.h:201
vpx_codec_dec_cfg::threads
unsigned int threads
Definition vpx_decoder.h:107
vpx_codec_frame_buffer::priv
void * priv
Definition vpx_frame_buffer.h:42
vpx_codec_frame_buffer::size
size_t size
Definition vpx_frame_buffer.h:41
vpx_codec_frame_buffer::data
uint8_t * data
Definition vpx_frame_buffer.h:40
vpx_codec_stream_info::sz
unsigned int sz
Definition vpx_decoder.h:89
vpx_codec_stream_info::w
unsigned int w
Definition vpx_decoder.h:90
vpx_codec_stream_info::h
unsigned int h
Definition vpx_decoder.h:91
vpx_image::fmt
vpx_img_fmt_t fmt
Definition vpx_image.h:77
vpx_image::d_h
unsigned int d_h
Definition vpx_image.h:88
vpx_image::d_w
unsigned int d_w
Definition vpx_image.h:87
vpx_image::bit_depth
unsigned int bit_depth
Definition vpx_image.h:84
vpx_image::planes
unsigned char * planes[4]
Definition vpx_image.h:104
vpx_image::stride
int stride[4]
Definition vpx_image.h:105
vp8dx.h
Provides definitions for using VP8 or VP9 within the vpx Decoder interface.
vpx_decoder.h
Describes the decoder algorithm interface to applications.
vpx_codec_frame_buffer_t
struct vpx_codec_frame_buffer vpx_codec_frame_buffer_t
External frame buffer.
VPX_PLANE_Y
#define VPX_PLANE_Y
Definition vpx_image.h:100
vpx_img_alloc
vpx_image_t * vpx_img_alloc(vpx_image_t *img, vpx_img_fmt_t fmt, unsigned int d_w, unsigned int d_h, unsigned int align)
Open a descriptor, allocating storage for the underlying image.
VPX_IMG_FMT_HIGHBITDEPTH
#define VPX_IMG_FMT_HIGHBITDEPTH
Definition vpx_image.h:35
VPX_PLANE_U
#define VPX_PLANE_U
Definition vpx_image.h:101
VPX_IMG_FMT_I44016
@ VPX_IMG_FMT_I44016
Definition vpx_image.h:50
VPX_IMG_FMT_YV12
@ VPX_IMG_FMT_YV12
Definition vpx_image.h:40
VPX_IMG_FMT_I42016
@ VPX_IMG_FMT_I42016
Definition vpx_image.h:47
VPX_IMG_FMT_I440
@ VPX_IMG_FMT_I440
Definition vpx_image.h:45
VPX_IMG_FMT_I420
@ VPX_IMG_FMT_I420
Definition vpx_image.h:42
VPX_PLANE_V
#define VPX_PLANE_V
Definition vpx_image.h:102
vpx_img_fmt_t
enum vpx_img_fmt vpx_img_fmt_t
List of supported image formats.
vpx_image_t
struct vpx_image vpx_image_t
Image Descriptor.
vpx_img_free
void vpx_img_free(vpx_image_t *img)
Close an image descriptor.