2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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.
18 #include "third_party/libyuv/include/libyuv/scale.h"
23 #define VPX_CODEC_DISABLE_COMPAT 1
24 #include "./vpx_config.h"
25 #include "vpx/vpx_decoder.h"
26 #include "vpx_ports/mem_ops.h"
27 #include "vpx_ports/vpx_timer.h"
29 #if CONFIG_VP8_DECODER || CONFIG_VP9_DECODER
30 #include "vpx/vp8dx.h"
33 #include "./md5_utils.h"
35 #include "./tools_common.h"
37 #include "./webmdec.h"
41 static const char *exec_name;
43 struct VpxDecInputContext {
44 struct VpxInputContext *vpx_input_ctx;
45 struct WebmInputContext *webm_ctx;
48 static const arg_def_t looparg = ARG_DEF(NULL, "loops", 1,
49 "Number of times to decode the file");
50 static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1,
52 static const arg_def_t use_yv12 = ARG_DEF(NULL, "yv12", 0,
53 "Output raw YV12 frames");
54 static const arg_def_t use_i420 = ARG_DEF(NULL, "i420", 0,
55 "Output raw I420 frames");
56 static const arg_def_t flipuvarg = ARG_DEF(NULL, "flipuv", 0,
57 "Flip the chroma planes in the output");
58 static const arg_def_t rawvideo = ARG_DEF(NULL, "rawvideo", 0,
59 "Output raw YUV frames");
60 static const arg_def_t noblitarg = ARG_DEF(NULL, "noblit", 0,
61 "Don't process the decoded frames");
62 static const arg_def_t progressarg = ARG_DEF(NULL, "progress", 0,
63 "Show progress after each frame decodes");
64 static const arg_def_t limitarg = ARG_DEF(NULL, "limit", 1,
65 "Stop decoding after n frames");
66 static const arg_def_t skiparg = ARG_DEF(NULL, "skip", 1,
67 "Skip the first n input frames");
68 static const arg_def_t postprocarg = ARG_DEF(NULL, "postproc", 0,
69 "Postprocess decoded frames");
70 static const arg_def_t summaryarg = ARG_DEF(NULL, "summary", 0,
71 "Show timing summary");
72 static const arg_def_t outputfile = ARG_DEF("o", "output", 1,
73 "Output file name pattern (see below)");
74 static const arg_def_t threadsarg = ARG_DEF("t", "threads", 1,
75 "Max threads to use");
76 static const arg_def_t verbosearg = ARG_DEF("v", "verbose", 0,
77 "Show version string");
78 static const arg_def_t error_concealment = ARG_DEF(NULL, "error-concealment", 0,
79 "Enable decoder error-concealment");
80 static const arg_def_t scalearg = ARG_DEF("S", "scale", 0,
81 "Scale output frames uniformly");
82 static const arg_def_t continuearg =
83 ARG_DEF("k", "keep-going", 0, "(debug) Continue decoding after error");
85 static const arg_def_t fb_arg =
86 ARG_DEF(NULL, "frame-buffers", 1, "Number of frame buffers to use");
88 static const arg_def_t md5arg = ARG_DEF(NULL, "md5", 0,
89 "Compute the MD5 sum of the decoded frame");
91 static const arg_def_t *all_args[] = {
92 &codecarg, &use_yv12, &use_i420, &flipuvarg, &rawvideo, &noblitarg,
93 &progressarg, &limitarg, &skiparg, &postprocarg, &summaryarg, &outputfile,
94 &threadsarg, &verbosearg, &scalearg, &fb_arg,
95 &md5arg, &error_concealment, &continuearg,
99 #if CONFIG_VP8_DECODER
100 static const arg_def_t addnoise_level = ARG_DEF(NULL, "noise-level", 1,
101 "Enable VP8 postproc add noise");
102 static const arg_def_t deblock = ARG_DEF(NULL, "deblock", 0,
103 "Enable VP8 deblocking");
104 static const arg_def_t demacroblock_level = ARG_DEF(NULL, "demacroblock-level", 1,
105 "Enable VP8 demacroblocking, w/ level");
106 static const arg_def_t pp_debug_info = ARG_DEF(NULL, "pp-debug-info", 1,
107 "Enable VP8 visible debug info");
108 static const arg_def_t pp_disp_ref_frame = ARG_DEF(NULL, "pp-dbg-ref-frame", 1,
109 "Display only selected reference frame per macro block");
110 static const arg_def_t pp_disp_mb_modes = ARG_DEF(NULL, "pp-dbg-mb-modes", 1,
111 "Display only selected macro block modes");
112 static const arg_def_t pp_disp_b_modes = ARG_DEF(NULL, "pp-dbg-b-modes", 1,
113 "Display only selected block modes");
114 static const arg_def_t pp_disp_mvs = ARG_DEF(NULL, "pp-dbg-mvs", 1,
115 "Draw only selected motion vectors");
116 static const arg_def_t mfqe = ARG_DEF(NULL, "mfqe", 0,
117 "Enable multiframe quality enhancement");
119 static const arg_def_t *vp8_pp_args[] = {
120 &addnoise_level, &deblock, &demacroblock_level, &pp_debug_info,
121 &pp_disp_ref_frame, &pp_disp_mb_modes, &pp_disp_b_modes, &pp_disp_mvs, &mfqe,
126 static INLINE int vpx_image_scale(vpx_image_t *src, vpx_image_t *dst,
127 FilterModeEnum mode) {
128 assert(src->fmt == VPX_IMG_FMT_I420);
129 assert(dst->fmt == VPX_IMG_FMT_I420);
130 return I420Scale(src->planes[VPX_PLANE_Y], src->stride[VPX_PLANE_Y],
131 src->planes[VPX_PLANE_U], src->stride[VPX_PLANE_U],
132 src->planes[VPX_PLANE_V], src->stride[VPX_PLANE_V],
134 dst->planes[VPX_PLANE_Y], dst->stride[VPX_PLANE_Y],
135 dst->planes[VPX_PLANE_U], dst->stride[VPX_PLANE_U],
136 dst->planes[VPX_PLANE_V], dst->stride[VPX_PLANE_V],
144 fprintf(stderr, "Usage: %s <options> filename\n\n"
145 "Options:\n", exec_name);
146 arg_show_usage(stderr, all_args);
147 #if CONFIG_VP8_DECODER
148 fprintf(stderr, "\nVP8 Postprocessing Options:\n");
149 arg_show_usage(stderr, vp8_pp_args);
152 "\nOutput File Patterns:\n\n"
153 " The -o argument specifies the name of the file(s) to "
154 "write to. If the\n argument does not include any escape "
155 "characters, the output will be\n written to a single file. "
156 "Otherwise, the filename will be calculated by\n expanding "
157 "the following escape characters:\n");
159 "\n\t%%w - Frame width"
160 "\n\t%%h - Frame height"
161 "\n\t%%<n> - Frame number, zero padded to <n> places (1..9)"
162 "\n\n Pattern arguments are only supported in conjunction "
163 "with the --yv12 and\n --i420 options. If the -o option is "
164 "not specified, the output will be\n directed to stdout.\n"
166 fprintf(stderr, "\nIncluded decoders:\n\n");
168 for (i = 0; i < get_vpx_decoder_count(); ++i) {
169 const VpxInterface *const decoder = get_vpx_decoder_by_index(i);
170 fprintf(stderr, " %-6s - %s\n",
171 decoder->name, vpx_codec_iface_name(decoder->codec_interface()));
177 static int raw_read_frame(FILE *infile, uint8_t **buffer,
178 size_t *bytes_read, size_t *buffer_size) {
179 char raw_hdr[RAW_FRAME_HDR_SZ];
180 size_t frame_size = 0;
182 if (fread(raw_hdr, RAW_FRAME_HDR_SZ, 1, infile) != 1) {
184 warn("Failed to read RAW frame size\n");
186 const size_t kCorruptFrameThreshold = 256 * 1024 * 1024;
187 const size_t kFrameTooSmallThreshold = 256 * 1024;
188 frame_size = mem_get_le32(raw_hdr);
190 if (frame_size > kCorruptFrameThreshold) {
191 warn("Read invalid frame size (%u)\n", (unsigned int)frame_size);
195 if (frame_size < kFrameTooSmallThreshold) {
196 warn("Warning: Read invalid frame size (%u) - not a raw file?\n",
197 (unsigned int)frame_size);
200 if (frame_size > *buffer_size) {
201 uint8_t *new_buf = realloc(*buffer, 2 * frame_size);
204 *buffer_size = 2 * frame_size;
206 warn("Failed to allocate compressed data buffer\n");
213 if (fread(*buffer, 1, frame_size, infile) != frame_size) {
214 warn("Failed to read full frame\n");
217 *bytes_read = frame_size;
223 static int read_frame(struct VpxDecInputContext *input, uint8_t **buf,
224 size_t *bytes_in_buffer, size_t *buffer_size) {
225 switch (input->vpx_input_ctx->file_type) {
228 return webm_read_frame(input->webm_ctx,
229 buf, bytes_in_buffer, buffer_size);
232 return raw_read_frame(input->vpx_input_ctx->file,
233 buf, bytes_in_buffer, buffer_size);
235 return ivf_read_frame(input->vpx_input_ctx->file,
236 buf, bytes_in_buffer, buffer_size);
242 static void update_image_md5(const vpx_image_t *img, const int planes[3],
246 for (i = 0; i < 3; ++i) {
247 const int plane = planes[i];
248 const unsigned char *buf = img->planes[plane];
249 const int stride = img->stride[plane];
250 const int w = vpx_img_plane_width(img, plane);
251 const int h = vpx_img_plane_height(img, plane);
253 for (y = 0; y < h; ++y) {
254 MD5Update(md5, buf, w);
260 static void write_image_file(const vpx_image_t *img, const int planes[3],
264 for (i = 0; i < 3; ++i) {
265 const int plane = planes[i];
266 const unsigned char *buf = img->planes[plane];
267 const int stride = img->stride[plane];
268 const int w = vpx_img_plane_width(img, plane);
269 const int h = vpx_img_plane_height(img, plane);
271 for (y = 0; y < h; ++y) {
272 fwrite(buf, 1, w, file);
278 int file_is_raw(struct VpxInputContext *input) {
281 vpx_codec_stream_info_t si;
285 if (fread(buf, 1, 32, input->file) == 32) {
288 if (mem_get_le32(buf) < 256 * 1024 * 1024) {
289 for (i = 0; i < get_vpx_decoder_count(); ++i) {
290 const VpxInterface *const decoder = get_vpx_decoder_by_index(i);
291 if (!vpx_codec_peek_stream_info(decoder->codec_interface(),
292 buf + 4, 32 - 4, &si)) {
294 input->fourcc = decoder->fourcc;
296 input->height = si.h;
297 input->framerate.numerator = 30;
298 input->framerate.denominator = 1;
309 void show_progress(int frame_in, int frame_out, uint64_t dx_time) {
311 "%d decoded frames/%d showed frames in %"PRId64" us (%.2f fps)\r",
312 frame_in, frame_out, dx_time,
313 (double)frame_out * 1000000.0 / (double)dx_time);
316 struct ExternalFrameBuffer {
322 struct ExternalFrameBufferList {
323 int num_external_frame_buffers;
324 struct ExternalFrameBuffer *ext_fb;
327 // Callback used by libvpx to request an external frame buffer. |cb_priv|
328 // Application private data passed into the set function. |min_size| is the
329 // minimum size in bytes needed to decode the next frame. |fb| pointer to the
331 int get_vp9_frame_buffer(void *cb_priv, size_t min_size,
332 vpx_codec_frame_buffer_t *fb) {
334 struct ExternalFrameBufferList *const ext_fb_list =
335 (struct ExternalFrameBufferList *)cb_priv;
336 if (ext_fb_list == NULL)
339 // Find a free frame buffer.
340 for (i = 0; i < ext_fb_list->num_external_frame_buffers; ++i) {
341 if (!ext_fb_list->ext_fb[i].in_use)
345 if (i == ext_fb_list->num_external_frame_buffers)
348 if (ext_fb_list->ext_fb[i].size < min_size) {
349 free(ext_fb_list->ext_fb[i].data);
350 ext_fb_list->ext_fb[i].data = (uint8_t *)malloc(min_size);
351 if (!ext_fb_list->ext_fb[i].data)
354 ext_fb_list->ext_fb[i].size = min_size;
357 fb->data = ext_fb_list->ext_fb[i].data;
358 fb->size = ext_fb_list->ext_fb[i].size;
359 ext_fb_list->ext_fb[i].in_use = 1;
361 // Set the frame buffer's private data to point at the external frame buffer.
362 fb->priv = &ext_fb_list->ext_fb[i];
366 // Callback used by libvpx when there are no references to the frame buffer.
367 // |cb_priv| user private data passed into the set function. |fb| pointer
368 // to the frame buffer.
369 int release_vp9_frame_buffer(void *cb_priv,
370 vpx_codec_frame_buffer_t *fb) {
371 struct ExternalFrameBuffer *const ext_fb =
372 (struct ExternalFrameBuffer *)fb->priv;
378 void generate_filename(const char *pattern, char *out, size_t q_len,
379 unsigned int d_w, unsigned int d_h,
380 unsigned int frame_in) {
381 const char *p = pattern;
385 char *next_pat = strchr(p, '%');
390 /* parse the pattern */
394 snprintf(q, q_len - 1, "%d", d_w);
397 snprintf(q, q_len - 1, "%d", d_h);
400 snprintf(q, q_len - 1, "%d", frame_in);
403 snprintf(q, q_len - 1, "%02d", frame_in);
406 snprintf(q, q_len - 1, "%03d", frame_in);
409 snprintf(q, q_len - 1, "%04d", frame_in);
412 snprintf(q, q_len - 1, "%05d", frame_in);
415 snprintf(q, q_len - 1, "%06d", frame_in);
418 snprintf(q, q_len - 1, "%07d", frame_in);
421 snprintf(q, q_len - 1, "%08d", frame_in);
424 snprintf(q, q_len - 1, "%09d", frame_in);
427 die("Unrecognized pattern %%%c\n", p[1]);
432 if (pat_len >= q_len - 1)
433 die("Output filename too long.\n");
440 /* copy the next segment */
442 copy_len = strlen(p);
444 copy_len = next_pat - p;
446 if (copy_len >= q_len - 1)
447 die("Output filename too long.\n");
449 memcpy(q, p, copy_len);
458 static int is_single_file(const char *outfile_pattern) {
459 const char *p = outfile_pattern;
463 if (p && p[1] >= '1' && p[1] <= '9')
464 return 0; // pattern contains sequence number, so it's not unique
472 static void print_md5(unsigned char digest[16], const char *filename) {
475 for (i = 0; i < 16; ++i)
476 printf("%02x", digest[i]);
477 printf(" %s\n", filename);
480 static FILE *open_outfile(const char *name) {
481 if (strcmp("-", name) == 0) {
482 set_binary_mode(stdout);
485 FILE *file = fopen(name, "wb");
487 fatal("Failed to output file %s", name);
492 int main_loop(int argc, const char **argv_) {
493 vpx_codec_ctx_t decoder;
497 size_t bytes_in_buffer = 0, buffer_size = 0;
499 int frame_in = 0, frame_out = 0, flipuv = 0, noblit = 0;
500 int do_md5 = 0, progress = 0;
501 int stop_after = 0, postproc = 0, summary = 0, quiet = 1;
505 const VpxInterface *interface = NULL;
506 const VpxInterface *fourcc_interface = NULL;
507 uint64_t dx_time = 0;
509 char **argv, **argi, **argj;
515 vpx_codec_dec_cfg_t cfg = {0, 0, 0};
516 #if CONFIG_VP8_DECODER
517 vp8_postproc_cfg_t vp8_pp_cfg = {0};
518 int vp8_dbg_color_ref_frame = 0;
519 int vp8_dbg_color_mb_modes = 0;
520 int vp8_dbg_color_b_modes = 0;
521 int vp8_dbg_display_mv = 0;
523 int frames_corrupted = 0;
526 vpx_image_t *scaled_img = NULL;
527 int frame_avail, got_data;
528 int num_external_frame_buffers = 0;
529 struct ExternalFrameBufferList ext_fb_list = {0, NULL};
531 const char *outfile_pattern = NULL;
532 char outfile_name[PATH_MAX] = {0};
533 FILE *outfile = NULL;
536 unsigned char md5_digest[16];
538 struct VpxDecInputContext input = {NULL, NULL};
539 struct VpxInputContext vpx_input_ctx;
541 struct WebmInputContext webm_ctx = {0};
542 input.webm_ctx = &webm_ctx;
544 input.vpx_input_ctx = &vpx_input_ctx;
546 /* Parse command line */
547 exec_name = argv_[0];
548 argv = argv_dup(argc - 1, argv_ + 1);
550 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
551 memset(&arg, 0, sizeof(arg));
554 if (arg_match(&arg, &codecarg, argi)) {
555 interface = get_vpx_decoder_by_name(arg.val);
557 die("Error: Unrecognized argument (%s) to --codec\n", arg.val);
558 } else if (arg_match(&arg, &looparg, argi)) {
560 } else if (arg_match(&arg, &outputfile, argi))
561 outfile_pattern = arg.val;
562 else if (arg_match(&arg, &use_yv12, argi)) {
566 } else if (arg_match(&arg, &use_i420, argi)) {
570 } else if (arg_match(&arg, &rawvideo, argi)) {
572 } else if (arg_match(&arg, &flipuvarg, argi))
574 else if (arg_match(&arg, &noblitarg, argi))
576 else if (arg_match(&arg, &progressarg, argi))
578 else if (arg_match(&arg, &limitarg, argi))
579 stop_after = arg_parse_uint(&arg);
580 else if (arg_match(&arg, &skiparg, argi))
581 arg_skip = arg_parse_uint(&arg);
582 else if (arg_match(&arg, &postprocarg, argi))
584 else if (arg_match(&arg, &md5arg, argi))
586 else if (arg_match(&arg, &summaryarg, argi))
588 else if (arg_match(&arg, &threadsarg, argi))
589 cfg.threads = arg_parse_uint(&arg);
590 else if (arg_match(&arg, &verbosearg, argi))
592 else if (arg_match(&arg, &scalearg, argi))
594 else if (arg_match(&arg, &fb_arg, argi))
595 num_external_frame_buffers = arg_parse_uint(&arg);
597 #if CONFIG_VP8_DECODER
598 else if (arg_match(&arg, &addnoise_level, argi)) {
600 vp8_pp_cfg.post_proc_flag |= VP8_ADDNOISE;
601 vp8_pp_cfg.noise_level = arg_parse_uint(&arg);
602 } else if (arg_match(&arg, &demacroblock_level, argi)) {
604 vp8_pp_cfg.post_proc_flag |= VP8_DEMACROBLOCK;
605 vp8_pp_cfg.deblocking_level = arg_parse_uint(&arg);
606 } else if (arg_match(&arg, &deblock, argi)) {
608 vp8_pp_cfg.post_proc_flag |= VP8_DEBLOCK;
609 } else if (arg_match(&arg, &mfqe, argi)) {
611 vp8_pp_cfg.post_proc_flag |= VP8_MFQE;
612 } else if (arg_match(&arg, &pp_debug_info, argi)) {
613 unsigned int level = arg_parse_uint(&arg);
616 vp8_pp_cfg.post_proc_flag &= ~0x7;
619 vp8_pp_cfg.post_proc_flag |= level;
620 } else if (arg_match(&arg, &pp_disp_ref_frame, argi)) {
621 unsigned int flags = arg_parse_int(&arg);
624 vp8_dbg_color_ref_frame = flags;
626 } else if (arg_match(&arg, &pp_disp_mb_modes, argi)) {
627 unsigned int flags = arg_parse_int(&arg);
630 vp8_dbg_color_mb_modes = flags;
632 } else if (arg_match(&arg, &pp_disp_b_modes, argi)) {
633 unsigned int flags = arg_parse_int(&arg);
636 vp8_dbg_color_b_modes = flags;
638 } else if (arg_match(&arg, &pp_disp_mvs, argi)) {
639 unsigned int flags = arg_parse_int(&arg);
642 vp8_dbg_display_mv = flags;
644 } else if (arg_match(&arg, &error_concealment, argi)) {
646 } else if (arg_match(&arg, &continuearg, argi)) {
655 /* Check for unrecognized options */
656 for (argi = argv; *argi; argi++)
657 if (argi[0][0] == '-' && strlen(argi[0]) > 1)
658 die("Error: Unrecognized option %s\n", *argi);
660 /* Handle non-option arguments */
667 infile = strcmp(fn, "-") ? fopen(fn, "rb") : set_binary_mode(stdin);
670 fprintf(stderr, "Failed to open file '%s'", strcmp(fn, "-") ? fn : "stdin");
673 #if CONFIG_OS_SUPPORT
674 /* Make sure we don't dump to the terminal, unless forced to with -o - */
675 if (!outfile_pattern && isatty(fileno(stdout)) && !do_md5 && !noblit) {
677 "Not dumping raw video to your terminal. Use '-o -' to "
682 input.vpx_input_ctx->file = infile;
683 if (file_is_ivf(input.vpx_input_ctx))
684 input.vpx_input_ctx->file_type = FILE_TYPE_IVF;
686 else if (file_is_webm(input.webm_ctx, input.vpx_input_ctx))
687 input.vpx_input_ctx->file_type = FILE_TYPE_WEBM;
689 else if (file_is_raw(input.vpx_input_ctx))
690 input.vpx_input_ctx->file_type = FILE_TYPE_RAW;
692 fprintf(stderr, "Unrecognized input file type.\n");
694 fprintf(stderr, "vpxdec was built without WebM container support.\n");
699 outfile_pattern = outfile_pattern ? outfile_pattern : "-";
700 single_file = is_single_file(outfile_pattern);
702 if (!noblit && single_file) {
703 generate_filename(outfile_pattern, outfile_name, PATH_MAX,
704 vpx_input_ctx.width, vpx_input_ctx.height, 0);
708 outfile = open_outfile(outfile_name);
711 if (use_y4m && !noblit) {
713 fprintf(stderr, "YUV4MPEG2 not supported with output patterns,"
714 " try --i420 or --yv12.\n");
719 if (vpx_input_ctx.file_type == FILE_TYPE_WEBM) {
720 if (webm_guess_framerate(input.webm_ctx, input.vpx_input_ctx)) {
721 fprintf(stderr, "Failed to guess framerate -- error parsing "
729 fourcc_interface = get_vpx_decoder_by_fourcc(vpx_input_ctx.fourcc);
730 if (interface && fourcc_interface && interface != fourcc_interface)
731 warn("Header indicates codec: %s\n", fourcc_interface->name);
733 interface = fourcc_interface;
736 interface = get_vpx_decoder_by_index(0);
738 dec_flags = (postproc ? VPX_CODEC_USE_POSTPROC : 0) |
739 (ec_enabled ? VPX_CODEC_USE_ERROR_CONCEALMENT : 0);
740 if (vpx_codec_dec_init(&decoder, interface->codec_interface(),
742 fprintf(stderr, "Failed to initialize decoder: %s\n",
743 vpx_codec_error(&decoder));
748 fprintf(stderr, "%s\n", decoder.name);
750 #if CONFIG_VP8_DECODER
752 if (vp8_pp_cfg.post_proc_flag
753 && vpx_codec_control(&decoder, VP8_SET_POSTPROC, &vp8_pp_cfg)) {
754 fprintf(stderr, "Failed to configure postproc: %s\n", vpx_codec_error(&decoder));
758 if (vp8_dbg_color_ref_frame
759 && vpx_codec_control(&decoder, VP8_SET_DBG_COLOR_REF_FRAME, vp8_dbg_color_ref_frame)) {
760 fprintf(stderr, "Failed to configure reference block visualizer: %s\n", vpx_codec_error(&decoder));
764 if (vp8_dbg_color_mb_modes
765 && vpx_codec_control(&decoder, VP8_SET_DBG_COLOR_MB_MODES, vp8_dbg_color_mb_modes)) {
766 fprintf(stderr, "Failed to configure macro block visualizer: %s\n", vpx_codec_error(&decoder));
770 if (vp8_dbg_color_b_modes
771 && vpx_codec_control(&decoder, VP8_SET_DBG_COLOR_B_MODES, vp8_dbg_color_b_modes)) {
772 fprintf(stderr, "Failed to configure block visualizer: %s\n", vpx_codec_error(&decoder));
776 if (vp8_dbg_display_mv
777 && vpx_codec_control(&decoder, VP8_SET_DBG_DISPLAY_MV, vp8_dbg_display_mv)) {
778 fprintf(stderr, "Failed to configure motion vector visualizer: %s\n", vpx_codec_error(&decoder));
785 fprintf(stderr, "Skipping first %d frames.\n", arg_skip);
787 if (read_frame(&input, &buf, &bytes_in_buffer, &buffer_size))
792 if (num_external_frame_buffers > 0) {
793 ext_fb_list.num_external_frame_buffers = num_external_frame_buffers;
794 ext_fb_list.ext_fb = (struct ExternalFrameBuffer *)calloc(
795 num_external_frame_buffers, sizeof(*ext_fb_list.ext_fb));
796 if (vpx_codec_set_frame_buffer_functions(
797 &decoder, get_vp9_frame_buffer, release_vp9_frame_buffer,
799 fprintf(stderr, "Failed to configure external frame buffers: %s\n",
800 vpx_codec_error(&decoder));
809 while (frame_avail || got_data) {
810 vpx_codec_iter_t iter = NULL;
812 struct vpx_usec_timer timer;
816 if (!stop_after || frame_in < stop_after) {
817 if (!read_frame(&input, &buf, &bytes_in_buffer, &buffer_size)) {
821 vpx_usec_timer_start(&timer);
823 if (vpx_codec_decode(&decoder, buf, (unsigned int)bytes_in_buffer,
825 const char *detail = vpx_codec_error_detail(&decoder);
826 warn("Failed to decode frame %d: %s",
827 frame_in, vpx_codec_error(&decoder));
830 warn("Additional information: %s", detail);
835 vpx_usec_timer_mark(&timer);
836 dx_time += vpx_usec_timer_elapsed(&timer);
840 vpx_usec_timer_start(&timer);
843 if ((img = vpx_codec_get_frame(&decoder, &iter))) {
848 vpx_usec_timer_mark(&timer);
849 dx_time += (unsigned int)vpx_usec_timer_elapsed(&timer);
851 if (vpx_codec_control(&decoder, VP8D_GET_FRAME_CORRUPTED, &corrupted)) {
852 warn("Failed VP8_GET_FRAME_CORRUPTED: %s", vpx_codec_error(&decoder));
855 frames_corrupted += corrupted;
858 show_progress(frame_in, frame_out, dx_time);
860 if (!noblit && img) {
861 const int PLANES_YUV[] = {VPX_PLANE_Y, VPX_PLANE_U, VPX_PLANE_V};
862 const int PLANES_YVU[] = {VPX_PLANE_Y, VPX_PLANE_V, VPX_PLANE_U};
863 const int *planes = flipuv ? PLANES_YVU : PLANES_YUV;
866 if (frame_out == 1) {
867 // If the output frames are to be scaled to a fixed display size then
868 // use the width and height specified in the container. If either of
869 // these is set to 0, use the display size set in the first frame
870 // header. If that is unavailable, use the raw decoded size of the
871 // first decoded frame.
872 int display_width = vpx_input_ctx.width;
873 int display_height = vpx_input_ctx.height;
874 if (!display_width || !display_height) {
876 if (vpx_codec_control(&decoder, VP9D_GET_DISPLAY_SIZE,
878 // As last resort use size of first frame as display size.
879 display_width = img->d_w;
880 display_height = img->d_h;
882 display_width = display_size[0];
883 display_height = display_size[1];
886 scaled_img = vpx_img_alloc(NULL, VPX_IMG_FMT_I420, display_width,
888 scaled_img->bit_depth = img->bit_depth;
891 if (img->d_w != scaled_img->d_w || img->d_h != scaled_img->d_h) {
893 vpx_image_scale(img, scaled_img, kFilterBox);
896 fprintf(stderr, "Failed to scale output frame: %s.\n"
897 "Scaling is disabled in this configuration. "
898 "To enable scaling, configure with --enable-libyuv\n",
899 vpx_codec_error(&decoder));
907 char buf[Y4M_BUFFER_SIZE] = {0};
909 if (frame_out == 1) {
911 len = y4m_write_file_header(buf, sizeof(buf),
913 vpx_input_ctx.height,
914 &vpx_input_ctx.framerate,
915 img->fmt, img->bit_depth);
917 MD5Update(&md5_ctx, (md5byte *)buf, (unsigned int)len);
924 len = y4m_write_frame_header(buf, sizeof(buf));
926 MD5Update(&md5_ctx, (md5byte *)buf, (unsigned int)len);
931 if (frame_out == 1) {
932 // Check if --yv12 or --i420 options are consistent with the
933 // bit-stream decoded
935 if (img->fmt != VPX_IMG_FMT_I420 &&
936 img->fmt != VPX_IMG_FMT_I42016) {
937 fprintf(stderr, "Cannot produce i420 output for bit-stream.\n");
942 if ((img->fmt != VPX_IMG_FMT_I420 &&
943 img->fmt != VPX_IMG_FMT_YV12) || img->bit_depth != 8) {
944 fprintf(stderr, "Cannot produce yv12 output for bit-stream.\n");
952 update_image_md5(img, planes, &md5_ctx);
954 write_image_file(img, planes, outfile);
957 generate_filename(outfile_pattern, outfile_name, PATH_MAX,
958 img->d_w, img->d_h, frame_in);
961 update_image_md5(img, planes, &md5_ctx);
962 MD5Final(md5_digest, &md5_ctx);
963 print_md5(md5_digest, outfile_name);
965 outfile = open_outfile(outfile_name);
966 write_image_file(img, planes, outfile);
972 if (stop_after && frame_in >= stop_after)
976 if (summary || progress) {
977 show_progress(frame_in, frame_out, dx_time);
978 fprintf(stderr, "\n");
981 if (frames_corrupted)
982 fprintf(stderr, "WARNING: %d frames corrupted.\n", frames_corrupted);
986 if (vpx_codec_destroy(&decoder)) {
987 fprintf(stderr, "Failed to destroy decoder: %s\n",
988 vpx_codec_error(&decoder));
992 if (!noblit && single_file) {
994 MD5Final(md5_digest, &md5_ctx);
995 print_md5(md5_digest, outfile_name);
1002 if (input.vpx_input_ctx->file_type == FILE_TYPE_WEBM)
1003 webm_free(input.webm_ctx);
1006 if (input.vpx_input_ctx->file_type != FILE_TYPE_WEBM)
1009 if (scaled_img) vpx_img_free(scaled_img);
1011 for (i = 0; i < ext_fb_list.num_external_frame_buffers; ++i) {
1012 free(ext_fb_list.ext_fb[i].data);
1014 free(ext_fb_list.ext_fb);
1019 return frames_corrupted ? EXIT_FAILURE : EXIT_SUCCESS;
1022 int main(int argc, const char **argv_) {
1023 unsigned int loops = 1, i;
1024 char **argv, **argi, **argj;
1028 argv = argv_dup(argc - 1, argv_ + 1);
1029 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
1030 memset(&arg, 0, sizeof(arg));
1033 if (arg_match(&arg, &looparg, argi)) {
1034 loops = arg_parse_uint(&arg);
1039 for (i = 0; !error && i < loops; i++)
1040 error = main_loop(argc, argv_);