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