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/vpx_timer.h"
28 #if CONFIG_VP8_DECODER || CONFIG_VP9_DECODER
29 #include "vpx/vp8dx.h"
32 #include "./md5_utils.h"
34 #include "./tools_common.h"
35 #include "./webmdec.h"
38 static const char *exec_name;
42 const vpx_codec_iface_t *(*iface)(void);
45 #if CONFIG_VP8_DECODER
46 {"vp8", vpx_codec_vp8_dx, VP8_FOURCC},
48 #if CONFIG_VP9_DECODER
49 {"vp9", vpx_codec_vp9_dx, VP9_FOURCC},
53 struct VpxDecInputContext {
54 struct VpxInputContext *vpx_input_ctx;
55 struct WebmInputContext *webm_ctx;
58 static const arg_def_t looparg = ARG_DEF(NULL, "loops", 1,
59 "Number of times to decode the file");
60 static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1,
62 static const arg_def_t use_yv12 = ARG_DEF(NULL, "yv12", 0,
63 "Output raw YV12 frames");
64 static const arg_def_t use_i420 = ARG_DEF(NULL, "i420", 0,
65 "Output raw I420 frames");
66 static const arg_def_t flipuvarg = ARG_DEF(NULL, "flipuv", 0,
67 "Flip the chroma planes in the output");
68 static const arg_def_t noblitarg = ARG_DEF(NULL, "noblit", 0,
69 "Don't process the decoded frames");
70 static const arg_def_t progressarg = ARG_DEF(NULL, "progress", 0,
71 "Show progress after each frame decodes");
72 static const arg_def_t limitarg = ARG_DEF(NULL, "limit", 1,
73 "Stop decoding after n frames");
74 static const arg_def_t skiparg = ARG_DEF(NULL, "skip", 1,
75 "Skip the first n input frames");
76 static const arg_def_t postprocarg = ARG_DEF(NULL, "postproc", 0,
77 "Postprocess decoded frames");
78 static const arg_def_t summaryarg = ARG_DEF(NULL, "summary", 0,
79 "Show timing summary");
80 static const arg_def_t outputfile = ARG_DEF("o", "output", 1,
81 "Output file name pattern (see below)");
82 static const arg_def_t threadsarg = ARG_DEF("t", "threads", 1,
83 "Max threads to use");
84 static const arg_def_t verbosearg = ARG_DEF("v", "verbose", 0,
85 "Show version string");
86 static const arg_def_t error_concealment = ARG_DEF(NULL, "error-concealment", 0,
87 "Enable decoder error-concealment");
88 static const arg_def_t scalearg = ARG_DEF("S", "scale", 0,
89 "Scale output frames uniformly");
90 static const arg_def_t fb_arg =
91 ARG_DEF(NULL, "frame-buffers", 1, "Number of frame buffers to use");
92 static const arg_def_t fb_lru_arg =
93 ARG_DEF(NULL, "frame-buffers-lru", 1, "Turn on/off frame buffer lru");
96 static const arg_def_t md5arg = ARG_DEF(NULL, "md5", 0,
97 "Compute the MD5 sum of the decoded frame");
99 static const arg_def_t *all_args[] = {
100 &codecarg, &use_yv12, &use_i420, &flipuvarg, &noblitarg,
101 &progressarg, &limitarg, &skiparg, &postprocarg, &summaryarg, &outputfile,
102 &threadsarg, &verbosearg, &scalearg, &fb_arg, &fb_lru_arg,
108 #if CONFIG_VP8_DECODER
109 static const arg_def_t addnoise_level = ARG_DEF(NULL, "noise-level", 1,
110 "Enable VP8 postproc add noise");
111 static const arg_def_t deblock = ARG_DEF(NULL, "deblock", 0,
112 "Enable VP8 deblocking");
113 static const arg_def_t demacroblock_level = ARG_DEF(NULL, "demacroblock-level", 1,
114 "Enable VP8 demacroblocking, w/ level");
115 static const arg_def_t pp_debug_info = ARG_DEF(NULL, "pp-debug-info", 1,
116 "Enable VP8 visible debug info");
117 static const arg_def_t pp_disp_ref_frame = ARG_DEF(NULL, "pp-dbg-ref-frame", 1,
118 "Display only selected reference frame per macro block");
119 static const arg_def_t pp_disp_mb_modes = ARG_DEF(NULL, "pp-dbg-mb-modes", 1,
120 "Display only selected macro block modes");
121 static const arg_def_t pp_disp_b_modes = ARG_DEF(NULL, "pp-dbg-b-modes", 1,
122 "Display only selected block modes");
123 static const arg_def_t pp_disp_mvs = ARG_DEF(NULL, "pp-dbg-mvs", 1,
124 "Draw only selected motion vectors");
125 static const arg_def_t mfqe = ARG_DEF(NULL, "mfqe", 0,
126 "Enable multiframe quality enhancement");
128 static const arg_def_t *vp8_pp_args[] = {
129 &addnoise_level, &deblock, &demacroblock_level, &pp_debug_info,
130 &pp_disp_ref_frame, &pp_disp_mb_modes, &pp_disp_b_modes, &pp_disp_mvs, &mfqe,
135 static int vpx_image_scale(vpx_image_t *src, vpx_image_t *dst,
137 assert(src->fmt == VPX_IMG_FMT_I420);
138 assert(dst->fmt == VPX_IMG_FMT_I420);
139 return I420Scale(src->planes[VPX_PLANE_Y], src->stride[VPX_PLANE_Y],
140 src->planes[VPX_PLANE_U], src->stride[VPX_PLANE_U],
141 src->planes[VPX_PLANE_V], src->stride[VPX_PLANE_V],
143 dst->planes[VPX_PLANE_Y], dst->stride[VPX_PLANE_Y],
144 dst->planes[VPX_PLANE_U], dst->stride[VPX_PLANE_U],
145 dst->planes[VPX_PLANE_V], dst->stride[VPX_PLANE_V],
153 fprintf(stderr, "Usage: %s <options> filename\n\n"
154 "Options:\n", exec_name);
155 arg_show_usage(stderr, all_args);
156 #if CONFIG_VP8_DECODER
157 fprintf(stderr, "\nVP8 Postprocessing Options:\n");
158 arg_show_usage(stderr, vp8_pp_args);
161 "\nOutput File Patterns:\n\n"
162 " The -o argument specifies the name of the file(s) to "
163 "write to. If the\n argument does not include any escape "
164 "characters, the output will be\n written to a single file. "
165 "Otherwise, the filename will be calculated by\n expanding "
166 "the following escape characters:\n");
168 "\n\t%%w - Frame width"
169 "\n\t%%h - Frame height"
170 "\n\t%%<n> - Frame number, zero padded to <n> places (1..9)"
171 "\n\n Pattern arguments are only supported in conjunction "
172 "with the --yv12 and\n --i420 options. If the -o option is "
173 "not specified, the output will be\n directed to stdout.\n"
175 fprintf(stderr, "\nIncluded decoders:\n\n");
177 for (i = 0; i < sizeof(ifaces) / sizeof(ifaces[0]); i++)
178 fprintf(stderr, " %-6s - %s\n",
180 vpx_codec_iface_name(ifaces[i].iface()));
185 static int raw_read_frame(FILE *infile, uint8_t **buffer,
186 size_t *bytes_read, size_t *buffer_size) {
187 char raw_hdr[RAW_FRAME_HDR_SZ];
188 size_t frame_size = 0;
190 if (fread(raw_hdr, RAW_FRAME_HDR_SZ, 1, infile) != 1) {
192 warn("Failed to read RAW frame size\n");
194 const int kCorruptFrameThreshold = 256 * 1024 * 1024;
195 const int kFrameTooSmallThreshold = 256 * 1024;
196 frame_size = mem_get_le32(raw_hdr);
198 if (frame_size > kCorruptFrameThreshold) {
199 warn("Read invalid frame size (%u)\n", (unsigned int)frame_size);
203 if (frame_size < kFrameTooSmallThreshold) {
204 warn("Warning: Read invalid frame size (%u) - not a raw file?\n",
205 (unsigned int)frame_size);
208 if (frame_size > *buffer_size) {
209 uint8_t *new_buf = realloc(*buffer, 2 * frame_size);
212 *buffer_size = 2 * frame_size;
214 warn("Failed to allocate compressed data buffer\n");
221 if (fread(*buffer, 1, frame_size, infile) != frame_size) {
222 warn("Failed to read full frame\n");
225 *bytes_read = frame_size;
231 static int read_frame(struct VpxDecInputContext *input, uint8_t **buf,
232 size_t *bytes_in_buffer, size_t *buffer_size) {
233 switch (input->vpx_input_ctx->file_type) {
235 return webm_read_frame(input->webm_ctx,
236 buf, bytes_in_buffer, buffer_size);
238 return raw_read_frame(input->vpx_input_ctx->file,
239 buf, bytes_in_buffer, buffer_size);
241 return ivf_read_frame(input->vpx_input_ctx->file,
242 buf, bytes_in_buffer, buffer_size);
248 static int get_image_plane_width(int plane, const vpx_image_t *img) {
249 return (plane > 0 && img->x_chroma_shift > 0) ?
250 (img->d_w + 1) >> img->x_chroma_shift :
254 static int get_image_plane_height(int plane, const vpx_image_t *img) {
255 return (plane > 0 && img->y_chroma_shift > 0) ?
256 (img->d_h + 1) >> img->y_chroma_shift :
260 static void update_image_md5(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 = get_image_plane_width(plane, img);
269 const int h = get_image_plane_height(plane, img);
271 for (y = 0; y < h; ++y) {
272 MD5Update(md5, buf, w);
278 static void write_image_file(const vpx_image_t *img, const int planes[3],
282 for (i = 0; i < 3; ++i) {
283 const int plane = planes[i];
284 const unsigned char *buf = img->planes[plane];
285 const int stride = img->stride[plane];
286 const int w = get_image_plane_width(plane, img);
287 const int h = get_image_plane_height(plane, img);
289 for (y = 0; y < h; ++y) {
290 fwrite(buf, 1, w, file);
296 int file_is_raw(struct VpxInputContext *input) {
299 vpx_codec_stream_info_t si;
303 if (fread(buf, 1, 32, input->file) == 32) {
306 if (mem_get_le32(buf) < 256 * 1024 * 1024) {
307 for (i = 0; i < sizeof(ifaces) / sizeof(ifaces[0]); i++) {
308 if (!vpx_codec_peek_stream_info(ifaces[i].iface(),
309 buf + 4, 32 - 4, &si)) {
311 input->fourcc = ifaces[i].fourcc;
313 input->height = si.h;
314 input->framerate.numerator = 30;
315 input->framerate.denominator = 1;
326 void show_progress(int frame_in, int frame_out, unsigned long dx_time) {
327 fprintf(stderr, "%d decoded frames/%d showed frames in %lu us (%.2f fps)\r",
328 frame_in, frame_out, dx_time,
329 (float)frame_out * 1000000.0 / (float)dx_time);
332 // Called by libvpx if the frame buffer size needs to increase.
335 // user_priv Data passed into libvpx.
336 // new_size Minimum size needed by libvpx to decompress the next frame.
337 // fb Pointer to the frame buffer to update.
339 // Returns 0 on success. Returns < 0 on failure.
340 int realloc_vp9_frame_buffer(void *user_priv, size_t new_size,
341 vpx_codec_frame_buffer_t *fb) {
347 fb->data = (uint8_t*)malloc(new_size);
357 void generate_filename(const char *pattern, char *out, size_t q_len,
358 unsigned int d_w, unsigned int d_h,
359 unsigned int frame_in) {
360 const char *p = pattern;
364 char *next_pat = strchr(p, '%');
369 /* parse the pattern */
373 snprintf(q, q_len - 1, "%d", d_w);
376 snprintf(q, q_len - 1, "%d", d_h);
379 snprintf(q, q_len - 1, "%d", frame_in);
382 snprintf(q, q_len - 1, "%02d", frame_in);
385 snprintf(q, q_len - 1, "%03d", frame_in);
388 snprintf(q, q_len - 1, "%04d", frame_in);
391 snprintf(q, q_len - 1, "%05d", frame_in);
394 snprintf(q, q_len - 1, "%06d", frame_in);
397 snprintf(q, q_len - 1, "%07d", frame_in);
400 snprintf(q, q_len - 1, "%08d", frame_in);
403 snprintf(q, q_len - 1, "%09d", frame_in);
406 die("Unrecognized pattern %%%c\n", p[1]);
410 if (pat_len >= q_len - 1)
411 die("Output filename too long.\n");
418 /* copy the next segment */
420 copy_len = strlen(p);
422 copy_len = next_pat - p;
424 if (copy_len >= q_len - 1)
425 die("Output filename too long.\n");
427 memcpy(q, p, copy_len);
436 static int is_single_file(const char *outfile_pattern) {
437 const char *p = outfile_pattern;
441 if (p && p[1] >= '1' && p[1] <= '9')
442 return 0; // pattern contains sequence number, so it's not unique
450 static void print_md5(unsigned char digest[16], const char *filename) {
453 for (i = 0; i < 16; ++i)
454 printf("%02x", digest[i]);
455 printf(" %s\n", filename);
458 static FILE *open_outfile(const char *name) {
459 if (strcmp("-", name) == 0) {
460 set_binary_mode(stdout);
463 FILE *file = fopen(name, "wb");
465 fatal("Failed to output file %s", name);
470 int main_loop(int argc, const char **argv_) {
471 vpx_codec_ctx_t decoder;
475 size_t bytes_in_buffer = 0, buffer_size = 0;
477 int frame_in = 0, frame_out = 0, flipuv = 0, noblit = 0;
478 int do_md5 = 0, progress = 0;
479 int stop_after = 0, postproc = 0, summary = 0, quiet = 1;
482 vpx_codec_iface_t *iface = NULL;
483 unsigned long dx_time = 0;
485 char **argv, **argi, **argj;
489 vpx_codec_dec_cfg_t cfg = {0};
490 #if CONFIG_VP8_DECODER
491 vp8_postproc_cfg_t vp8_pp_cfg = {0};
492 int vp8_dbg_color_ref_frame = 0;
493 int vp8_dbg_color_mb_modes = 0;
494 int vp8_dbg_color_b_modes = 0;
495 int vp8_dbg_display_mv = 0;
497 int frames_corrupted = 0;
500 vpx_image_t *scaled_img = NULL;
501 int frame_avail, got_data;
502 int num_external_frame_buffers = 0;
503 int fb_lru_cache = 0;
504 vpx_codec_frame_buffer_t *frame_buffers = NULL;
506 const char *outfile_pattern = NULL;
507 char outfile_name[PATH_MAX] = {0};
508 FILE *outfile = NULL;
511 unsigned char md5_digest[16];
513 struct VpxDecInputContext input = {0};
514 struct VpxInputContext vpx_input_ctx = {0};
515 struct WebmInputContext webm_ctx = {0};
516 input.vpx_input_ctx = &vpx_input_ctx;
517 input.webm_ctx = &webm_ctx;
519 /* Parse command line */
520 exec_name = argv_[0];
521 argv = argv_dup(argc - 1, argv_ + 1);
523 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
524 memset(&arg, 0, sizeof(arg));
527 if (arg_match(&arg, &codecarg, argi)) {
530 for (j = 0; j < sizeof(ifaces) / sizeof(ifaces[0]); j++)
531 if (!strcmp(ifaces[j].name, arg.val))
535 iface = ifaces[k].iface();
537 die("Error: Unrecognized argument (%s) to --codec\n",
539 } else if (arg_match(&arg, &looparg, argi)) {
541 } else if (arg_match(&arg, &outputfile, argi))
542 outfile_pattern = arg.val;
543 else if (arg_match(&arg, &use_yv12, argi)) {
546 } else if (arg_match(&arg, &use_i420, argi)) {
549 } else if (arg_match(&arg, &flipuvarg, argi))
551 else if (arg_match(&arg, &noblitarg, argi))
553 else if (arg_match(&arg, &progressarg, argi))
555 else if (arg_match(&arg, &limitarg, argi))
556 stop_after = arg_parse_uint(&arg);
557 else if (arg_match(&arg, &skiparg, argi))
558 arg_skip = arg_parse_uint(&arg);
559 else if (arg_match(&arg, &postprocarg, argi))
561 else if (arg_match(&arg, &md5arg, argi))
563 else if (arg_match(&arg, &summaryarg, argi))
565 else if (arg_match(&arg, &threadsarg, argi))
566 cfg.threads = arg_parse_uint(&arg);
567 else if (arg_match(&arg, &verbosearg, argi))
569 else if (arg_match(&arg, &scalearg, argi))
571 else if (arg_match(&arg, &fb_arg, argi))
572 num_external_frame_buffers = arg_parse_uint(&arg);
573 else if (arg_match(&arg, &fb_lru_arg, argi))
574 fb_lru_cache = arg_parse_uint(&arg);
576 #if CONFIG_VP8_DECODER
577 else if (arg_match(&arg, &addnoise_level, argi)) {
579 vp8_pp_cfg.post_proc_flag |= VP8_ADDNOISE;
580 vp8_pp_cfg.noise_level = arg_parse_uint(&arg);
581 } else if (arg_match(&arg, &demacroblock_level, argi)) {
583 vp8_pp_cfg.post_proc_flag |= VP8_DEMACROBLOCK;
584 vp8_pp_cfg.deblocking_level = arg_parse_uint(&arg);
585 } else if (arg_match(&arg, &deblock, argi)) {
587 vp8_pp_cfg.post_proc_flag |= VP8_DEBLOCK;
588 } else if (arg_match(&arg, &mfqe, argi)) {
590 vp8_pp_cfg.post_proc_flag |= VP8_MFQE;
591 } else if (arg_match(&arg, &pp_debug_info, argi)) {
592 unsigned int level = arg_parse_uint(&arg);
595 vp8_pp_cfg.post_proc_flag &= ~0x7;
598 vp8_pp_cfg.post_proc_flag |= level;
599 } else if (arg_match(&arg, &pp_disp_ref_frame, argi)) {
600 unsigned int flags = arg_parse_int(&arg);
603 vp8_dbg_color_ref_frame = flags;
605 } else if (arg_match(&arg, &pp_disp_mb_modes, argi)) {
606 unsigned int flags = arg_parse_int(&arg);
609 vp8_dbg_color_mb_modes = flags;
611 } else if (arg_match(&arg, &pp_disp_b_modes, argi)) {
612 unsigned int flags = arg_parse_int(&arg);
615 vp8_dbg_color_b_modes = flags;
617 } else if (arg_match(&arg, &pp_disp_mvs, argi)) {
618 unsigned int flags = arg_parse_int(&arg);
621 vp8_dbg_display_mv = flags;
623 } else if (arg_match(&arg, &error_concealment, argi)) {
632 /* Check for unrecognized options */
633 for (argi = argv; *argi; argi++)
634 if (argi[0][0] == '-' && strlen(argi[0]) > 1)
635 die("Error: Unrecognized option %s\n", *argi);
637 /* Handle non-option arguments */
644 infile = strcmp(fn, "-") ? fopen(fn, "rb") : set_binary_mode(stdin);
647 fprintf(stderr, "Failed to open file '%s'", strcmp(fn, "-") ? fn : "stdin");
650 #if CONFIG_OS_SUPPORT
651 /* Make sure we don't dump to the terminal, unless forced to with -o - */
652 if (!outfile_pattern && isatty(fileno(stdout)) && !do_md5 && !noblit) {
654 "Not dumping raw video to your terminal. Use '-o -' to "
659 input.vpx_input_ctx->file = infile;
660 if (file_is_ivf(input.vpx_input_ctx))
661 input.vpx_input_ctx->file_type = FILE_TYPE_IVF;
662 else if (file_is_webm(input.webm_ctx, input.vpx_input_ctx))
663 input.vpx_input_ctx->file_type = FILE_TYPE_WEBM;
664 else if (file_is_raw(input.vpx_input_ctx))
665 input.vpx_input_ctx->file_type = FILE_TYPE_RAW;
667 fprintf(stderr, "Unrecognized input file type.\n");
671 outfile_pattern = outfile_pattern ? outfile_pattern : "-";
672 single_file = is_single_file(outfile_pattern);
674 if (!noblit && single_file) {
675 generate_filename(outfile_pattern, outfile_name, PATH_MAX,
676 vpx_input_ctx.width, vpx_input_ctx.height, 0);
680 outfile = open_outfile(outfile_name);
683 if (use_y4m && !noblit) {
685 fprintf(stderr, "YUV4MPEG2 not supported with output patterns,"
686 " try --i420 or --yv12.\n");
690 if (vpx_input_ctx.file_type == FILE_TYPE_WEBM) {
691 if (webm_guess_framerate(input.webm_ctx, input.vpx_input_ctx)) {
692 fprintf(stderr, "Failed to guess framerate -- error parsing "
699 /* Try to determine the codec from the fourcc. */
700 for (i = 0; i < sizeof(ifaces) / sizeof(ifaces[0]); i++)
701 if (vpx_input_ctx.fourcc == ifaces[i].fourcc) {
702 vpx_codec_iface_t *vpx_iface = ifaces[i].iface();
704 if (iface && iface != vpx_iface)
705 warn("Header indicates codec: %s\n", ifaces[i].name);
712 dec_flags = (postproc ? VPX_CODEC_USE_POSTPROC : 0) |
713 (ec_enabled ? VPX_CODEC_USE_ERROR_CONCEALMENT : 0);
714 if (vpx_codec_dec_init(&decoder, iface ? iface : ifaces[0].iface(), &cfg,
716 fprintf(stderr, "Failed to initialize decoder: %s\n", vpx_codec_error(&decoder));
721 fprintf(stderr, "%s\n", decoder.name);
723 #if CONFIG_VP8_DECODER
725 if (vp8_pp_cfg.post_proc_flag
726 && vpx_codec_control(&decoder, VP8_SET_POSTPROC, &vp8_pp_cfg)) {
727 fprintf(stderr, "Failed to configure postproc: %s\n", vpx_codec_error(&decoder));
731 if (vp8_dbg_color_ref_frame
732 && vpx_codec_control(&decoder, VP8_SET_DBG_COLOR_REF_FRAME, vp8_dbg_color_ref_frame)) {
733 fprintf(stderr, "Failed to configure reference block visualizer: %s\n", vpx_codec_error(&decoder));
737 if (vp8_dbg_color_mb_modes
738 && vpx_codec_control(&decoder, VP8_SET_DBG_COLOR_MB_MODES, vp8_dbg_color_mb_modes)) {
739 fprintf(stderr, "Failed to configure macro block visualizer: %s\n", vpx_codec_error(&decoder));
743 if (vp8_dbg_color_b_modes
744 && vpx_codec_control(&decoder, VP8_SET_DBG_COLOR_B_MODES, vp8_dbg_color_b_modes)) {
745 fprintf(stderr, "Failed to configure block visualizer: %s\n", vpx_codec_error(&decoder));
749 if (vp8_dbg_display_mv
750 && vpx_codec_control(&decoder, VP8_SET_DBG_DISPLAY_MV, vp8_dbg_display_mv)) {
751 fprintf(stderr, "Failed to configure motion vector visualizer: %s\n", vpx_codec_error(&decoder));
758 fprintf(stderr, "Skipping first %d frames.\n", arg_skip);
760 if (read_frame(&input, &buf, &bytes_in_buffer, &buffer_size))
765 if (num_external_frame_buffers > 0) {
766 // Allocate the frame buffer list, setting all of the values to 0.
767 // Including the size of frame buffers. Libvpx will request the
768 // application to realloc the frame buffer data if the size is too small.
769 frame_buffers = (vpx_codec_frame_buffer_t*)calloc(
770 num_external_frame_buffers, sizeof(*frame_buffers));
771 if (vpx_codec_set_frame_buffers(&decoder, frame_buffers,
772 num_external_frame_buffers,
773 realloc_vp9_frame_buffer,
775 fprintf(stderr, "Failed to configure external frame buffers: %s\n",
776 vpx_codec_error(&decoder));
781 if (fb_lru_cache > 0 &&
782 vpx_codec_control(&decoder, VP9D_SET_FRAME_BUFFER_LRU_CACHE,
784 fprintf(stderr, "Failed to set frame buffer lru cache: %s\n",
785 vpx_codec_error(&decoder));
793 while (frame_avail || got_data) {
794 vpx_codec_iter_t iter = NULL;
796 struct vpx_usec_timer timer;
800 if (!stop_after || frame_in < stop_after) {
801 if (!read_frame(&input, &buf, &bytes_in_buffer, &buffer_size)) {
805 vpx_usec_timer_start(&timer);
807 if (vpx_codec_decode(&decoder, buf, bytes_in_buffer, NULL, 0)) {
808 const char *detail = vpx_codec_error_detail(&decoder);
809 warn("Failed to decode frame %d: %s",
810 frame_in, vpx_codec_error(&decoder));
813 warn("Additional information: %s", detail);
817 vpx_usec_timer_mark(&timer);
818 dx_time += (unsigned int)vpx_usec_timer_elapsed(&timer);
822 vpx_usec_timer_start(&timer);
825 if ((img = vpx_codec_get_frame(&decoder, &iter))) {
830 vpx_usec_timer_mark(&timer);
831 dx_time += (unsigned int)vpx_usec_timer_elapsed(&timer);
833 if (vpx_codec_control(&decoder, VP8D_GET_FRAME_CORRUPTED, &corrupted)) {
834 warn("Failed VP8_GET_FRAME_CORRUPTED: %s", vpx_codec_error(&decoder));
837 frames_corrupted += corrupted;
840 show_progress(frame_in, frame_out, dx_time);
842 if (!noblit && img) {
843 const int PLANES_YUV[] = {VPX_PLANE_Y, VPX_PLANE_U, VPX_PLANE_V};
844 const int PLANES_YVU[] = {VPX_PLANE_Y, VPX_PLANE_V, VPX_PLANE_U};
845 const int *planes = flipuv ? PLANES_YVU : PLANES_YUV;
848 if (frame_out == 1) {
849 // If the output frames are to be scaled to a fixed display size then
850 // use the width and height specified in the container. If either of
851 // these is set to 0, use the display size set in the first frame
852 // header. If that is unavailable, use the raw decoded size of the
853 // first decoded frame.
854 int display_width = vpx_input_ctx.width;
855 int display_height = vpx_input_ctx.height;
856 if (!display_width || !display_height) {
858 if (vpx_codec_control(&decoder, VP9D_GET_DISPLAY_SIZE,
860 // As last resort use size of first frame as display size.
861 display_width = img->d_w;
862 display_height = img->d_h;
864 display_width = display_size[0];
865 display_height = display_size[1];
868 scaled_img = vpx_img_alloc(NULL, VPX_IMG_FMT_I420, display_width,
872 if (img->d_w != scaled_img->d_w || img->d_h != scaled_img->d_h) {
873 vpx_image_scale(img, scaled_img, kFilterBox);
880 update_image_md5(img, planes, &md5_ctx);
883 if (frame_out == 1) {
884 y4m_write_file_header(outfile,
885 vpx_input_ctx.width, vpx_input_ctx.height,
886 &vpx_input_ctx.framerate, img->fmt);
888 y4m_write_frame_header(outfile);
890 write_image_file(img, planes, outfile);
893 generate_filename(outfile_pattern, outfile_name, PATH_MAX,
894 img->d_w, img->d_h, frame_in);
897 update_image_md5(img, planes, &md5_ctx);
898 MD5Final(md5_digest, &md5_ctx);
899 print_md5(md5_digest, outfile_name);
901 outfile = open_outfile(outfile_name);
902 write_image_file(img, planes, outfile);
908 if (stop_after && frame_in >= stop_after)
912 if (summary || progress) {
913 show_progress(frame_in, frame_out, dx_time);
914 fprintf(stderr, "\n");
917 if (frames_corrupted)
918 fprintf(stderr, "WARNING: %d frames corrupted.\n", frames_corrupted);
922 if (vpx_codec_destroy(&decoder)) {
923 fprintf(stderr, "Failed to destroy decoder: %s\n",
924 vpx_codec_error(&decoder));
928 if (!noblit && single_file) {
930 MD5Final(md5_digest, &md5_ctx);
931 print_md5(md5_digest, outfile_name);
937 if (input.vpx_input_ctx->file_type == FILE_TYPE_WEBM)
938 webm_free(input.webm_ctx);
942 if (scaled_img) vpx_img_free(scaled_img);
943 for (i = 0; i < num_external_frame_buffers; ++i) {
944 free(frame_buffers[i].data);
951 return frames_corrupted ? EXIT_FAILURE : EXIT_SUCCESS;
954 int main(int argc, const char **argv_) {
955 unsigned int loops = 1, i;
956 char **argv, **argi, **argj;
960 argv = argv_dup(argc - 1, argv_ + 1);
961 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
962 memset(&arg, 0, sizeof(arg));
965 if (arg_match(&arg, &looparg, argi)) {
966 loops = arg_parse_uint(&arg);
971 for (i = 0; !error && i < loops; i++)
972 error = main_loop(argc, argv_);