19 #include "config/aom_config.h" 
   24 #elif !defined(STDOUT_FILENO) 
   25 #define STDOUT_FILENO 1 
   31 #include "aom_ports/aom_timer.h" 
   32 #include "aom_ports/mem_ops.h" 
   33 #include "common/args.h" 
   34 #include "common/ivfdec.h" 
   35 #include "common/md5_utils.h" 
   36 #include "common/obudec.h" 
   37 #include "common/tools_common.h" 
   40 #include "common/webmdec.h" 
   43 #include "common/rawenc.h" 
   44 #include "common/y4menc.h" 
   47 #include "third_party/libyuv/include/libyuv/scale.h" 
   50 static const char *exec_name;
 
   52 struct AvxDecInputContext {
 
   53   struct AvxInputContext *aom_input_ctx;
 
   54   struct ObuDecInputContext *obu_ctx;
 
   55   struct WebmInputContext *webm_ctx;
 
   58 static const arg_def_t help =
 
   59     ARG_DEF(NULL, 
"help", 0, 
"Show usage options and exit");
 
   60 static const arg_def_t looparg =
 
   61     ARG_DEF(NULL, 
"loops", 1, 
"Number of times to decode the file");
 
   62 static const arg_def_t codecarg = ARG_DEF(NULL, 
"codec", 1, 
"Codec to use");
 
   63 static const arg_def_t use_yv12 =
 
   64     ARG_DEF(NULL, 
"yv12", 0, 
"Output raw YV12 frames");
 
   65 static const arg_def_t use_i420 =
 
   66     ARG_DEF(NULL, 
"i420", 0, 
"Output raw I420 frames");
 
   67 static const arg_def_t flipuvarg =
 
   68     ARG_DEF(NULL, 
"flipuv", 0, 
"Flip the chroma planes in the output");
 
   69 static const arg_def_t rawvideo =
 
   70     ARG_DEF(NULL, 
"rawvideo", 0, 
"Output raw YUV frames");
 
   71 static const arg_def_t noblitarg =
 
   72     ARG_DEF(NULL, 
"noblit", 0, 
"Don't process the decoded frames");
 
   73 static const arg_def_t progressarg =
 
   74     ARG_DEF(NULL, 
"progress", 0, 
"Show progress after each frame decodes");
 
   75 static const arg_def_t limitarg =
 
   76     ARG_DEF(NULL, 
"limit", 1, 
"Stop decoding after n frames");
 
   77 static const arg_def_t skiparg =
 
   78     ARG_DEF(NULL, 
"skip", 1, 
"Skip the first n input frames");
 
   79 static const arg_def_t summaryarg =
 
   80     ARG_DEF(NULL, 
"summary", 0, 
"Show timing summary");
 
   81 static const arg_def_t outputfile =
 
   82     ARG_DEF(
"o", 
"output", 1, 
"Output file name pattern (see below)");
 
   83 static const arg_def_t threadsarg =
 
   84     ARG_DEF(
"t", 
"threads", 1, 
"Max threads to use");
 
   85 static const arg_def_t verbosearg =
 
   86     ARG_DEF(
"v", 
"verbose", 0, 
"Show version string");
 
   87 static const arg_def_t scalearg =
 
   88     ARG_DEF(
"S", 
"scale", 0, 
"Scale output frames uniformly");
 
   89 static const arg_def_t continuearg =
 
   90     ARG_DEF(
"k", 
"keep-going", 0, 
"(debug) Continue decoding after error");
 
   91 static const arg_def_t fb_arg =
 
   92     ARG_DEF(NULL, 
"frame-buffers", 1, 
"Number of frame buffers to use");
 
   93 static const arg_def_t md5arg =
 
   94     ARG_DEF(NULL, 
"md5", 0, 
"Compute the MD5 sum of the decoded frame");
 
   95 static const arg_def_t framestatsarg =
 
   96     ARG_DEF(NULL, 
"framestats", 1, 
"Output per-frame stats (.csv format)");
 
   97 static const arg_def_t outbitdeptharg =
 
   98     ARG_DEF(NULL, 
"output-bit-depth", 1, 
"Output bit-depth for decoded frames");
 
   99 static const arg_def_t isannexb =
 
  100     ARG_DEF(NULL, 
"annexb", 0, 
"Bitstream is in Annex-B format");
 
  101 static const arg_def_t oppointarg = ARG_DEF(
 
  102     NULL, 
"oppoint", 1, 
"Select an operating point of a scalable bitstream");
 
  103 static const arg_def_t outallarg = ARG_DEF(
 
  104     NULL, 
"all-layers", 0, 
"Output all decoded frames of a scalable bitstream");
 
  105 static const arg_def_t skipfilmgrain =
 
  106     ARG_DEF(NULL, 
"skip-film-grain", 0, 
"Skip film grain application");
 
  108 static const arg_def_t *all_args[] = {
 
  109   &help,       &codecarg,   &use_yv12,      &use_i420,      &flipuvarg,
 
  110   &rawvideo,   &noblitarg,  &progressarg,   &limitarg,      &skiparg,
 
  111   &summaryarg, &outputfile, &threadsarg,    &verbosearg,    &scalearg,
 
  112   &fb_arg,     &md5arg,     &framestatsarg, &continuearg,   &outbitdeptharg,
 
  113   &isannexb,   &oppointarg, &outallarg,     &skipfilmgrain, NULL
 
  118                                FilterModeEnum mode) {
 
  142 static void show_help(FILE *fout, 
int shorthelp) {
 
  143   fprintf(fout, 
"Usage: %s <options> filename\n\n", exec_name);
 
  146     fprintf(fout, 
"Use --help to see the full list of options.\n");
 
  150   fprintf(fout, 
"Options:\n");
 
  151   arg_show_usage(fout, all_args);
 
  153           "\nOutput File Patterns:\n\n" 
  154           "  The -o argument specifies the name of the file(s) to " 
  155           "write to. If the\n  argument does not include any escape " 
  156           "characters, the output will be\n  written to a single file. " 
  157           "Otherwise, the filename will be calculated by\n  expanding " 
  158           "the following escape characters:\n");
 
  160           "\n\t%%w   - Frame width" 
  161           "\n\t%%h   - Frame height" 
  162           "\n\t%%<n> - Frame number, zero padded to <n> places (1..9)" 
  163           "\n\n  Pattern arguments are only supported in conjunction " 
  164           "with the --yv12 and\n  --i420 options. If the -o option is " 
  165           "not specified, the output will be\n  directed to stdout.\n");
 
  166   fprintf(fout, 
"\nIncluded decoders:\n\n");
 
  168   for (
int i = 0; i < get_aom_decoder_count(); ++i) {
 
  169     const AvxInterface *
const decoder = get_aom_decoder_by_index(i);
 
  170     fprintf(fout, 
"    %-6s - %s\n", decoder->name,
 
  175 void usage_exit(
void) {
 
  176   show_help(stderr, 1);
 
  180 static int raw_read_frame(FILE *infile, uint8_t **buffer, 
size_t *bytes_read,
 
  181                           size_t *buffer_size) {
 
  182   char raw_hdr[RAW_FRAME_HDR_SZ];
 
  183   size_t frame_size = 0;
 
  185   if (fread(raw_hdr, RAW_FRAME_HDR_SZ, 1, infile) != 1) {
 
  186     if (!feof(infile)) warn(
"Failed to read RAW frame size\n");
 
  188     const size_t kCorruptFrameThreshold = 256 * 1024 * 1024;
 
  189     const size_t kFrameTooSmallThreshold = 256 * 1024;
 
  190     frame_size = mem_get_le32(raw_hdr);
 
  192     if (frame_size > kCorruptFrameThreshold) {
 
  193       warn(
"Read invalid frame size (%u)\n", (
unsigned int)frame_size);
 
  197     if (frame_size < kFrameTooSmallThreshold) {
 
  198       warn(
"Warning: Read invalid frame size (%u) - not a raw file?\n",
 
  199            (
unsigned int)frame_size);
 
  202     if (frame_size > *buffer_size) {
 
  203       uint8_t *new_buf = realloc(*buffer, 2 * frame_size);
 
  206         *buffer_size = 2 * frame_size;
 
  208         warn(
"Failed to allocate compressed data buffer\n");
 
  215     if (fread(*buffer, 1, frame_size, infile) != frame_size) {
 
  216       warn(
"Failed to read full frame\n");
 
  219     *bytes_read = frame_size;
 
  225 static int read_frame(
struct AvxDecInputContext *input, uint8_t **buf,
 
  226                       size_t *bytes_in_buffer, 
size_t *buffer_size) {
 
  227   switch (input->aom_input_ctx->file_type) {
 
  230       return webm_read_frame(input->webm_ctx, buf, bytes_in_buffer,
 
  234       return raw_read_frame(input->aom_input_ctx->file, buf, bytes_in_buffer,
 
  237       return ivf_read_frame(input->aom_input_ctx->file, buf, bytes_in_buffer,
 
  240       return obudec_read_temporal_unit(input->obu_ctx, buf, bytes_in_buffer,
 
  246 static int file_is_raw(
struct AvxInputContext *input) {
 
  250   memset(&si, 0, 
sizeof(si));
 
  252   if (fread(buf, 1, 32, input->file) == 32) {
 
  255     if (mem_get_le32(buf) < 256 * 1024 * 1024) {
 
  256       for (i = 0; i < get_aom_decoder_count(); ++i) {
 
  257         const AvxInterface *
const decoder = get_aom_decoder_by_index(i);
 
  261           input->fourcc = decoder->fourcc;
 
  263           input->height = si.
h;
 
  264           input->framerate.numerator = 30;
 
  265           input->framerate.denominator = 1;
 
  276 static void show_progress(
int frame_in, 
int frame_out, uint64_t dx_time) {
 
  278           "%d decoded frames/%d showed frames in %" PRId64 
" us (%.2f fps)\r",
 
  279           frame_in, frame_out, dx_time,
 
  280           (
double)frame_out * 1000000.0 / (
double)dx_time);
 
  283 struct ExternalFrameBuffer {
 
  289 struct ExternalFrameBufferList {
 
  290   int num_external_frame_buffers;
 
  291   struct ExternalFrameBuffer *ext_fb;
 
  298 static int get_av1_frame_buffer(
void *cb_priv, 
size_t min_size,
 
  301   struct ExternalFrameBufferList *
const ext_fb_list =
 
  302       (
struct ExternalFrameBufferList *)cb_priv;
 
  303   if (ext_fb_list == NULL) 
return -1;
 
  306   for (i = 0; i < ext_fb_list->num_external_frame_buffers; ++i) {
 
  307     if (!ext_fb_list->ext_fb[i].in_use) 
break;
 
  310   if (i == ext_fb_list->num_external_frame_buffers) 
return -1;
 
  312   if (ext_fb_list->ext_fb[i].size < min_size) {
 
  313     free(ext_fb_list->ext_fb[i].data);
 
  314     ext_fb_list->ext_fb[i].data = (uint8_t *)calloc(min_size, 
sizeof(uint8_t));
 
  315     if (!ext_fb_list->ext_fb[i].data) 
return -1;
 
  317     ext_fb_list->ext_fb[i].size = min_size;
 
  320   fb->
data = ext_fb_list->ext_fb[i].data;
 
  321   fb->
size = ext_fb_list->ext_fb[i].size;
 
  322   ext_fb_list->ext_fb[i].in_use = 1;
 
  325   fb->
priv = &ext_fb_list->ext_fb[i];
 
  332 static int release_av1_frame_buffer(
void *cb_priv,
 
  334   struct ExternalFrameBuffer *
const ext_fb =
 
  335       (
struct ExternalFrameBuffer *)fb->
priv;
 
  341 static void generate_filename(
const char *pattern, 
char *out, 
size_t q_len,
 
  342                               unsigned int d_w, 
unsigned int d_h,
 
  343                               unsigned int frame_in) {
 
  344   const char *p = pattern;
 
  348     char *next_pat = strchr(p, 
'%');
 
  356         case 'w': snprintf(q, q_len - 1, 
"%d", d_w); 
break;
 
  357         case 'h': snprintf(q, q_len - 1, 
"%d", d_h); 
break;
 
  358         case '1': snprintf(q, q_len - 1, 
"%d", frame_in); 
break;
 
  359         case '2': snprintf(q, q_len - 1, 
"%02d", frame_in); 
break;
 
  360         case '3': snprintf(q, q_len - 1, 
"%03d", frame_in); 
break;
 
  361         case '4': snprintf(q, q_len - 1, 
"%04d", frame_in); 
break;
 
  362         case '5': snprintf(q, q_len - 1, 
"%05d", frame_in); 
break;
 
  363         case '6': snprintf(q, q_len - 1, 
"%06d", frame_in); 
break;
 
  364         case '7': snprintf(q, q_len - 1, 
"%07d", frame_in); 
break;
 
  365         case '8': snprintf(q, q_len - 1, 
"%08d", frame_in); 
break;
 
  366         case '9': snprintf(q, q_len - 1, 
"%09d", frame_in); 
break;
 
  367         default: die(
"Unrecognized pattern %%%c\n", p[1]); 
break;
 
  371       if (pat_len >= q_len - 1) die(
"Output filename too long.\n");
 
  380         copy_len = strlen(p);
 
  382         copy_len = next_pat - p;
 
  384       if (copy_len >= q_len - 1) die(
"Output filename too long.\n");
 
  386       memcpy(q, p, copy_len);
 
  395 static int is_single_file(
const char *outfile_pattern) {
 
  396   const char *p = outfile_pattern;
 
  400     if (p && p[1] >= 
'1' && p[1] <= 
'9')
 
  408 static void print_md5(
unsigned char digest[16], 
const char *filename) {
 
  411   for (i = 0; i < 16; ++i) printf(
"%02x", digest[i]);
 
  412   printf(
"  %s\n", filename);
 
  415 static FILE *open_outfile(
const char *name) {
 
  416   if (strcmp(
"-", name) == 0) {
 
  417     set_binary_mode(stdout);
 
  420     FILE *file = fopen(name, 
"wb");
 
  421     if (!file) fatal(
"Failed to open output file '%s'", name);
 
  426 static int main_loop(
int argc, 
const char **argv_) {
 
  430   int ret = EXIT_FAILURE;
 
  432   size_t bytes_in_buffer = 0, buffer_size = 0;
 
  434   int frame_in = 0, frame_out = 0, flipuv = 0, noblit = 0;
 
  435   int do_md5 = 0, progress = 0;
 
  436   int stop_after = 0, summary = 0, quiet = 1;
 
  439   const AvxInterface *
interface = NULL;
 
  440   const AvxInterface *fourcc_interface = NULL;
 
  441   uint64_t dx_time = 0;
 
  443   char **argv, **argi, **argj;
 
  451   unsigned int fixed_output_bit_depth = 0;
 
  452   unsigned int is_annexb = 0;
 
  453   int frames_corrupted = 0;
 
  456   int operating_point = 0;
 
  457   int output_all_layers = 0;
 
  458   int skip_film_grain = 0;
 
  461   int frame_avail, got_data, flush_decoder = 0;
 
  462   int num_external_frame_buffers = 0;
 
  463   struct ExternalFrameBufferList ext_fb_list = { 0, NULL };
 
  465   const char *outfile_pattern = NULL;
 
  466   char outfile_name[PATH_MAX] = { 0 };
 
  467   FILE *outfile = NULL;
 
  469   FILE *framestats_file = NULL;
 
  472   unsigned char md5_digest[16];
 
  474   struct AvxDecInputContext input = { NULL, NULL, NULL };
 
  475   struct AvxInputContext aom_input_ctx;
 
  476   memset(&aom_input_ctx, 0, 
sizeof(aom_input_ctx));
 
  478   struct WebmInputContext webm_ctx;
 
  479   memset(&webm_ctx, 0, 
sizeof(webm_ctx));
 
  480   input.webm_ctx = &webm_ctx;
 
  482   struct ObuDecInputContext obu_ctx = { NULL, NULL, 0, 0, 0 };
 
  485   obu_ctx.avx_ctx = &aom_input_ctx;
 
  486   input.obu_ctx = &obu_ctx;
 
  487   input.aom_input_ctx = &aom_input_ctx;
 
  490   exec_name = argv_[0];
 
  491   argv = argv_dup(argc - 1, argv_ + 1);
 
  493   for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
 
  494     memset(&arg, 0, 
sizeof(arg));
 
  497     if (arg_match(&arg, &help, argi)) {
 
  498       show_help(stdout, 0);
 
  500     } 
else if (arg_match(&arg, &codecarg, argi)) {
 
  501       interface = get_aom_decoder_by_name(arg.val);
 
  503         die(
"Error: Unrecognized argument (%s) to --codec\n", arg.val);
 
  504     } 
else if (arg_match(&arg, &looparg, argi)) {
 
  506     } 
else if (arg_match(&arg, &outputfile, argi)) {
 
  507       outfile_pattern = arg.val;
 
  508     } 
else if (arg_match(&arg, &use_yv12, argi)) {
 
  514     } 
else if (arg_match(&arg, &use_i420, argi)) {
 
  520     } 
else if (arg_match(&arg, &rawvideo, argi)) {
 
  525     } 
else if (arg_match(&arg, &flipuvarg, argi)) {
 
  527     } 
else if (arg_match(&arg, &noblitarg, argi)) {
 
  529     } 
else if (arg_match(&arg, &progressarg, argi)) {
 
  531     } 
else if (arg_match(&arg, &limitarg, argi)) {
 
  532       stop_after = arg_parse_uint(&arg);
 
  533     } 
else if (arg_match(&arg, &skiparg, argi)) {
 
  534       arg_skip = arg_parse_uint(&arg);
 
  535     } 
else if (arg_match(&arg, &md5arg, argi)) {
 
  537     } 
else if (arg_match(&arg, &framestatsarg, argi)) {
 
  538       framestats_file = fopen(arg.val, 
"w");
 
  539       if (!framestats_file) {
 
  540         die(
"Error: Could not open --framestats file (%s) for writing.\n",
 
  543     } 
else if (arg_match(&arg, &summaryarg, argi)) {
 
  545     } 
else if (arg_match(&arg, &threadsarg, argi)) {
 
  546       cfg.
threads = arg_parse_uint(&arg);
 
  547 #if !CONFIG_MULTITHREAD 
  549         die(
"Error: --threads=%d is not supported when CONFIG_MULTITHREAD = " 
  554     } 
else if (arg_match(&arg, &verbosearg, argi)) {
 
  556     } 
else if (arg_match(&arg, &scalearg, argi)) {
 
  558     } 
else if (arg_match(&arg, &fb_arg, argi)) {
 
  559       num_external_frame_buffers = arg_parse_uint(&arg);
 
  560     } 
else if (arg_match(&arg, &continuearg, argi)) {
 
  562     } 
else if (arg_match(&arg, &outbitdeptharg, argi)) {
 
  563       fixed_output_bit_depth = arg_parse_uint(&arg);
 
  564     } 
else if (arg_match(&arg, &isannexb, argi)) {
 
  566       input.obu_ctx->is_annexb = 1;
 
  567     } 
else if (arg_match(&arg, &oppointarg, argi)) {
 
  568       operating_point = arg_parse_int(&arg);
 
  569     } 
else if (arg_match(&arg, &outallarg, argi)) {
 
  570       output_all_layers = 1;
 
  571     } 
else if (arg_match(&arg, &skipfilmgrain, argi)) {
 
  579   for (argi = argv; *argi; argi++)
 
  580     if (argi[0][0] == 
'-' && strlen(argi[0]) > 1)
 
  581       die(
"Error: Unrecognized option %s\n", *argi);
 
  588     fprintf(stderr, 
"No input file specified!\n");
 
  592   infile = strcmp(fn, 
"-") ? fopen(fn, 
"rb") : set_binary_mode(stdin);
 
  595     fatal(
"Failed to open input file '%s'", strcmp(fn, 
"-") ? fn : 
"stdin");
 
  597 #if CONFIG_OS_SUPPORT 
  599   if (!outfile_pattern && isatty(STDOUT_FILENO) && !do_md5 && !noblit) {
 
  601             "Not dumping raw video to your terminal. Use '-o -' to " 
  606   input.aom_input_ctx->filename = fn;
 
  607   input.aom_input_ctx->file = infile;
 
  608   if (file_is_ivf(input.aom_input_ctx)) {
 
  609     input.aom_input_ctx->file_type = FILE_TYPE_IVF;
 
  613   else if (file_is_webm(input.webm_ctx, input.aom_input_ctx))
 
  614     input.aom_input_ctx->file_type = FILE_TYPE_WEBM;
 
  616   else if (file_is_obu(&obu_ctx))
 
  617     input.aom_input_ctx->file_type = FILE_TYPE_OBU;
 
  618   else if (file_is_raw(input.aom_input_ctx))
 
  619     input.aom_input_ctx->file_type = FILE_TYPE_RAW;
 
  621     fprintf(stderr, 
"Unrecognized input file type.\n");
 
  623     fprintf(stderr, 
"aomdec was built without WebM container support.\n");
 
  629   outfile_pattern = outfile_pattern ? outfile_pattern : 
"-";
 
  630   single_file = is_single_file(outfile_pattern);
 
  632   if (!noblit && single_file) {
 
  633     generate_filename(outfile_pattern, outfile_name, PATH_MAX,
 
  634                       aom_input_ctx.width, aom_input_ctx.height, 0);
 
  638       outfile = open_outfile(outfile_name);
 
  641   if (use_y4m && !noblit) {
 
  644               "YUV4MPEG2 not supported with output patterns," 
  645               " try --i420 or --yv12 or --rawvideo.\n");
 
  650     if (aom_input_ctx.file_type == FILE_TYPE_WEBM) {
 
  651       if (webm_guess_framerate(input.webm_ctx, input.aom_input_ctx)) {
 
  653                 "Failed to guess framerate -- error parsing " 
  661   fourcc_interface = get_aom_decoder_by_fourcc(aom_input_ctx.fourcc);
 
  663   if (is_ivf && !fourcc_interface)
 
  664     fatal(
"Unsupported fourcc: %x\n", aom_input_ctx.fourcc);
 
  666   if (interface && fourcc_interface && interface != fourcc_interface)
 
  667     warn(
"Header indicates codec: %s\n", fourcc_interface->name);
 
  669     interface = fourcc_interface;
 
  671   if (!interface) 
interface = get_aom_decoder_by_index(0);
 
  676     fprintf(stderr, 
"Failed to initialize decoder: %s\n",
 
  681   if (!quiet) fprintf(stderr, 
"%s\n", decoder.
name);
 
  684     fprintf(stderr, 
"Failed to set is_annexb: %s\n", 
aom_codec_error(&decoder));
 
  690     fprintf(stderr, 
"Failed to set operating_point: %s\n",
 
  696                                     output_all_layers)) {
 
  697     fprintf(stderr, 
"Failed to set output_all_layers: %s\n",
 
  704     fprintf(stderr, 
"Failed to set skip_film_grain: %s\n",
 
  709   if (arg_skip) fprintf(stderr, 
"Skipping first %d frames.\n", arg_skip);
 
  711     if (read_frame(&input, &buf, &bytes_in_buffer, &buffer_size)) 
break;
 
  715   if (num_external_frame_buffers > 0) {
 
  716     ext_fb_list.num_external_frame_buffers = num_external_frame_buffers;
 
  717     ext_fb_list.ext_fb = (
struct ExternalFrameBuffer *)calloc(
 
  718         num_external_frame_buffers, 
sizeof(*ext_fb_list.ext_fb));
 
  720                                              release_av1_frame_buffer,
 
  722       fprintf(stderr, 
"Failed to configure external frame buffers: %s\n",
 
  731   if (framestats_file) fprintf(framestats_file, 
"bytes,qp\r\n");
 
  734   while (frame_avail || got_data) {
 
  737     struct aom_usec_timer timer;
 
  741     if (!stop_after || frame_in < stop_after) {
 
  742       if (!read_frame(&input, &buf, &bytes_in_buffer, &buffer_size)) {
 
  746         aom_usec_timer_start(&timer);
 
  750           warn(
"Failed to decode frame %d: %s", frame_in,
 
  753           if (detail) warn(
"Additional information: %s", detail);
 
  754           if (!keep_going) 
goto fail;
 
  757         if (framestats_file) {
 
  761             warn(
"Failed AOMD_GET_LAST_QUANTIZER: %s",
 
  763             if (!keep_going) 
goto fail;
 
  765           fprintf(framestats_file, 
"%d,%d\r\n", (
int)bytes_in_buffer, qp);
 
  768         aom_usec_timer_mark(&timer);
 
  769         dx_time += aom_usec_timer_elapsed(&timer);
 
  777     aom_usec_timer_start(&timer);
 
  786     aom_usec_timer_mark(&timer);
 
  787     dx_time += aom_usec_timer_elapsed(&timer);
 
  797         if (!keep_going) 
goto fail;
 
  799       frames_corrupted += corrupted;
 
  801       if (progress) show_progress(frame_in, frame_out, dx_time);
 
  806         const int *planes = flipuv ? PLANES_YVU : PLANES_YUV;
 
  809           if (frame_out == 1) {
 
  815             int render_width = aom_input_ctx.width;
 
  816             int render_height = aom_input_ctx.height;
 
  817             if (!render_width || !render_height) {
 
  822                 render_width = img->
d_w;
 
  823                 render_height = img->
d_h;
 
  825                 render_width = render_size[0];
 
  826                 render_height = render_size[1];
 
  833             scaled_img->
csp = img->
csp;
 
  836           if (img->
d_w != scaled_img->
d_w || img->
d_h != scaled_img->
d_h) {
 
  838             libyuv_scale(img, scaled_img, kFilterBox);
 
  843                 "Failed to scale output frame: %s.\n" 
  844                 "libyuv is required for scaling but is currently disabled.\n" 
  845                 "Be sure to specify -DCONFIG_LIBYUV=1 when running cmake.\n",
 
  852         unsigned int output_bit_depth;
 
  853         if (!fixed_output_bit_depth && single_file) {
 
  856           output_bit_depth = fixed_output_bit_depth;
 
  859         if (output_bit_depth != 0)
 
  860           aom_shift_img(output_bit_depth, &img, &img_shifted);
 
  862         aom_input_ctx.width = img->
d_w;
 
  863         aom_input_ctx.height = img->
d_h;
 
  865         int num_planes = (opt_raw && img->
monochrome) ? 1 : 3;
 
  868             char y4m_buf[Y4M_BUFFER_SIZE] = { 0 };
 
  870             if (frame_out == 1) {
 
  872               len = y4m_write_file_header(
 
  873                   y4m_buf, 
sizeof(y4m_buf), aom_input_ctx.width,
 
  874                   aom_input_ctx.height, &aom_input_ctx.framerate,
 
  878                         "Warning: Y4M lacks a colorspace for colocated " 
  879                         "chroma. Using a placeholder.\n");
 
  882                 MD5Update(&md5_ctx, (md5byte *)y4m_buf, (
unsigned int)len);
 
  884                 fputs(y4m_buf, outfile);
 
  889             len = y4m_write_frame_header(y4m_buf, 
sizeof(y4m_buf));
 
  891               MD5Update(&md5_ctx, (md5byte *)y4m_buf, (
unsigned int)len);
 
  892               y4m_update_image_md5(img, planes, &md5_ctx);
 
  894               fputs(y4m_buf, outfile);
 
  895               y4m_write_image_file(img, planes, outfile);
 
  898             if (frame_out == 1) {
 
  905                           "Cannot produce i420 output for bit-stream.\n");
 
  914                           "Cannot produce yv12 output for bit-stream.\n");
 
  920               raw_update_image_md5(img, planes, num_planes, &md5_ctx);
 
  922               raw_write_image_file(img, planes, num_planes, outfile);
 
  926           generate_filename(outfile_pattern, outfile_name, PATH_MAX, img->
d_w,
 
  931               y4m_update_image_md5(img, planes, &md5_ctx);
 
  933               raw_update_image_md5(img, planes, num_planes, &md5_ctx);
 
  935             MD5Final(md5_digest, &md5_ctx);
 
  936             print_md5(md5_digest, outfile_name);
 
  938             outfile = open_outfile(outfile_name);
 
  940               y4m_write_image_file(img, planes, outfile);
 
  942               raw_write_image_file(img, planes, num_planes, outfile);
 
  951   if (summary || progress) {
 
  952     show_progress(frame_in, frame_out, dx_time);
 
  953     fprintf(stderr, 
"\n");
 
  956   if (frames_corrupted) {
 
  957     fprintf(stderr, 
"WARNING: %d frames corrupted.\n", frames_corrupted);
 
  965     fprintf(stderr, 
"Failed to destroy decoder: %s\n",
 
  971   if (!noblit && single_file) {
 
  973       MD5Final(md5_digest, &md5_ctx);
 
  974       print_md5(md5_digest, outfile_name);
 
  981   if (input.aom_input_ctx->file_type == FILE_TYPE_WEBM)
 
  982     webm_free(input.webm_ctx);
 
  984   if (input.aom_input_ctx->file_type == FILE_TYPE_OBU)
 
  985     obudec_free(input.obu_ctx);
 
  987   if (input.aom_input_ctx->file_type != FILE_TYPE_WEBM) free(buf);
 
  992   for (i = 0; i < ext_fb_list.num_external_frame_buffers; ++i) {
 
  993     free(ext_fb_list.ext_fb[i].data);
 
  995   free(ext_fb_list.ext_fb);
 
  998   if (framestats_file) fclose(framestats_file);
 
 1005 int main(
int argc, 
const char **argv_) {
 
 1006   unsigned int loops = 1, i;
 
 1007   char **argv, **argi, **argj;
 
 1011   argv = argv_dup(argc - 1, argv_ + 1);
 
 1012   for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
 
 1013     memset(&arg, 0, 
sizeof(arg));
 
 1016     if (arg_match(&arg, &looparg, argi)) {
 
 1017       loops = arg_parse_uint(&arg);
 
 1022   for (i = 0; !error && i < loops; i++) error = main_loop(argc, argv_);