| /* |
| * Copyright (c) 2010 The VP8 project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| |
| /* This is a simple program that reads ivf files and decodes them |
| * using the new interface. Decoded frames are output as YV12 raw. |
| */ |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <stdarg.h> |
| #include <string.h> |
| #define VPX_CODEC_DISABLE_COMPAT 1 |
| #include "vpx_config.h" |
| #include "vpx/vpx_decoder.h" |
| #include "vpx_ports/vpx_timer.h" |
| #if CONFIG_VP8_DECODER |
| #include "vpx/vp8dx.h" |
| #endif |
| #if CONFIG_MD5 |
| #include "md5_utils.h" |
| #endif |
| |
| static const char *exec_name; |
| |
| static const struct |
| { |
| char const *name; |
| const vpx_codec_iface_t *iface; |
| unsigned int fourcc; |
| unsigned int fourcc_mask; |
| } ifaces[] = |
| { |
| #if CONFIG_VP8_DECODER |
| {"vp8", &vpx_codec_vp8_dx_algo, 0x00385056, 0x00FFFFFF}, |
| #endif |
| }; |
| |
| #include "args.h" |
| static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1, |
| "Codec to use"); |
| static const arg_def_t prefixarg = ARG_DEF("p", "prefix", 1, |
| "Prefix to use when saving frames"); |
| static const arg_def_t use_yv12 = ARG_DEF(NULL, "yv12", 0, |
| "Output file is YV12 "); |
| static const arg_def_t use_i420 = ARG_DEF(NULL, "i420", 0, |
| "Output file is I420 (default)"); |
| static const arg_def_t flipuvarg = ARG_DEF(NULL, "flipuv", 0, |
| "Synonym for --yv12"); |
| static const arg_def_t noblitarg = ARG_DEF(NULL, "noblit", 0, |
| "Don't process the decoded frames"); |
| static const arg_def_t progressarg = ARG_DEF(NULL, "progress", 0, |
| "Show progress after each frame decodes"); |
| static const arg_def_t limitarg = ARG_DEF(NULL, "limit", 1, |
| "Stop decoding after n frames"); |
| static const arg_def_t postprocarg = ARG_DEF(NULL, "postproc", 0, |
| "Postprocess decoded frames"); |
| static const arg_def_t summaryarg = ARG_DEF(NULL, "summary", 0, |
| "Show timing summary"); |
| static const arg_def_t outputfile = ARG_DEF("o", "output", 1, |
| "Output raw yv12 file instead of images"); |
| static const arg_def_t usey4marg = ARG_DEF("y", "y4m", 0, |
| "Output file is YUV4MPEG2"); |
| static const arg_def_t threadsarg = ARG_DEF("t", "threads", 1, |
| "Max threads to use"); |
| static const arg_def_t quietarg = ARG_DEF("q", "quiet", 0, |
| "Suppress version string"); |
| |
| #if CONFIG_MD5 |
| static const arg_def_t md5arg = ARG_DEF(NULL, "md5", 0, |
| "Compute the MD5 sum of the decoded frame"); |
| #endif |
| static const arg_def_t *all_args[] = |
| { |
| &codecarg, &prefixarg, &use_yv12, &use_i420, &flipuvarg, &noblitarg, |
| &progressarg, &limitarg, &postprocarg, &summaryarg, &outputfile, |
| &usey4marg, &threadsarg, &quietarg, |
| #if CONFIG_MD5 |
| &md5arg, |
| #endif |
| NULL |
| }; |
| |
| #if CONFIG_VP8_DECODER |
| static const arg_def_t addnoise_level = ARG_DEF(NULL, "noise-level", 1, |
| "Enable VP8 postproc add noise"); |
| static const arg_def_t deblock = ARG_DEF(NULL, "deblock", 0, |
| "Enable VP8 deblocking"); |
| static const arg_def_t demacroblock_level = ARG_DEF(NULL, "demacroblock-level", 1, |
| "Enable VP8 demacroblocking, w/ level"); |
| static const arg_def_t pp_debug_info = ARG_DEF(NULL, "pp-debug-info", 1, |
| "Enable VP8 visible debug info"); |
| |
| |
| static const arg_def_t *vp8_pp_args[] = |
| { |
| &addnoise_level, &deblock, &demacroblock_level, &pp_debug_info, |
| NULL |
| }; |
| #endif |
| |
| static void usage_exit() |
| { |
| int i; |
| |
| fprintf(stderr, "Usage: %s <options> filename\n\n" |
| "Options:\n", exec_name); |
| arg_show_usage(stderr, all_args); |
| #if CONFIG_VP8_DECODER |
| fprintf(stderr, "\nvp8 Postprocessing Options:\n"); |
| arg_show_usage(stderr, vp8_pp_args); |
| #endif |
| fprintf(stderr, "\nIncluded decoders:\n\n"); |
| |
| for (i = 0; i < sizeof(ifaces) / sizeof(ifaces[0]); i++) |
| fprintf(stderr, " %-6s - %s\n", |
| ifaces[i].name, |
| vpx_codec_iface_name(ifaces[i].iface)); |
| |
| exit(EXIT_FAILURE); |
| } |
| |
| void die(const char *fmt, ...) |
| { |
| va_list ap; |
| va_start(ap, fmt); |
| vfprintf(stderr, fmt, ap); |
| fprintf(stderr, "\n"); |
| usage_exit(); |
| } |
| |
| static unsigned int mem_get_le16(const void *vmem) |
| { |
| unsigned int val; |
| const unsigned char *mem = (const unsigned char *)vmem; |
| |
| val = mem[1] << 8; |
| val |= mem[0]; |
| return val; |
| } |
| |
| static unsigned int mem_get_le32(const void *vmem) |
| { |
| unsigned int val; |
| const unsigned char *mem = (const unsigned char *)vmem; |
| |
| val = mem[3] << 24; |
| val |= mem[2] << 16; |
| val |= mem[1] << 8; |
| val |= mem[0]; |
| return val; |
| } |
| |
| #define IVF_FRAME_HDR_SZ (sizeof(uint32_t) + sizeof(uint64_t)) |
| #define RAW_FRAME_HDR_SZ (sizeof(uint32_t)) |
| static int read_frame(FILE *infile, |
| uint8_t **buf, |
| uint32_t *buf_sz, |
| uint32_t *buf_alloc_sz, |
| int is_ivf) |
| { |
| char raw_hdr[IVF_FRAME_HDR_SZ]; |
| uint32_t new_buf_sz; |
| |
| /* For both the raw and ivf formats, the frame size is the first 4 bytes |
| * of the frame header. We just need to special case on the header |
| * size. |
| */ |
| if (fread(raw_hdr, is_ivf ? IVF_FRAME_HDR_SZ : RAW_FRAME_HDR_SZ, 1, |
| infile) != 1) |
| { |
| if (!feof(infile)) |
| fprintf(stderr, "Failed to read frame size\n"); |
| |
| new_buf_sz = 0; |
| } |
| else |
| { |
| new_buf_sz = mem_get_le32(raw_hdr); |
| |
| if (new_buf_sz > 256 * 1024 * 1024) |
| { |
| fprintf(stderr, "Error: Read invalid frame size (%u)\n", |
| new_buf_sz); |
| new_buf_sz = 0; |
| } |
| |
| if (!is_ivf && new_buf_sz > 256 * 1024) |
| fprintf(stderr, "Warning: Read invalid frame size (%u)" |
| " - not a raw file?\n", new_buf_sz); |
| |
| if (new_buf_sz > *buf_alloc_sz) |
| { |
| uint8_t *new_buf = realloc(*buf, 2 * new_buf_sz); |
| |
| if (new_buf) |
| { |
| *buf = new_buf; |
| *buf_alloc_sz = 2 * new_buf_sz; |
| } |
| else |
| { |
| fprintf(stderr, "Failed to allocate compressed data buffer\n"); |
| new_buf_sz = 0; |
| } |
| } |
| } |
| |
| *buf_sz = new_buf_sz; |
| |
| if (*buf_sz) |
| { |
| if (fread(*buf, 1, *buf_sz, infile) != *buf_sz) |
| { |
| fprintf(stderr, "Failed to read full frame\n"); |
| return 1; |
| } |
| |
| return 0; |
| } |
| |
| return 1; |
| } |
| |
| void *out_open(const char *out_fn, int do_md5) |
| { |
| void *out = NULL; |
| |
| if (do_md5) |
| { |
| #if CONFIG_MD5 |
| md5_ctx_t *md5_ctx = out = malloc(sizeof(md5_ctx_t)); |
| (void)out_fn; |
| md5_init(md5_ctx); |
| #endif |
| } |
| else |
| { |
| FILE *outfile = out = strcmp("-", out_fn) ? fopen(out_fn, "wb") : stdout; |
| |
| if (!outfile) |
| { |
| fprintf(stderr, "Failed to output file"); |
| exit(EXIT_FAILURE); |
| } |
| } |
| |
| return out; |
| } |
| |
| void out_put(void *out, const uint8_t *buf, unsigned int len, int do_md5) |
| { |
| if (do_md5) |
| { |
| #if CONFIG_MD5 |
| md5_update(out, buf, len); |
| #endif |
| } |
| else |
| { |
| fwrite(buf, 1, len, out); |
| } |
| } |
| |
| void out_close(void *out, const char *out_fn, int do_md5) |
| { |
| if (do_md5) |
| { |
| #if CONFIG_MD5 |
| uint8_t md5[16]; |
| int i; |
| |
| md5_finalize(out, md5); |
| free(out); |
| |
| for (i = 0; i < 16; i++) |
| printf("%02x", md5[i]); |
| |
| printf(" %s\n", out_fn); |
| #endif |
| } |
| else |
| { |
| fclose(out); |
| } |
| } |
| |
| unsigned int file_is_ivf(FILE *infile, |
| unsigned int *fourcc, |
| unsigned int *width, |
| unsigned int *height, |
| unsigned int *timebase_num, |
| unsigned int *timebase_den) |
| { |
| char raw_hdr[32]; |
| int is_ivf = 0; |
| |
| if (fread(raw_hdr, 1, 32, infile) == 32) |
| { |
| if (raw_hdr[0] == 'D' && raw_hdr[1] == 'K' |
| && raw_hdr[2] == 'I' && raw_hdr[3] == 'F') |
| { |
| is_ivf = 1; |
| |
| if (mem_get_le16(raw_hdr + 4) != 0) |
| fprintf(stderr, "Error: Unrecognized IVF version! This file may not" |
| " decode properly."); |
| |
| *fourcc = mem_get_le32(raw_hdr + 8); |
| *width = mem_get_le16(raw_hdr + 12); |
| *height = mem_get_le16(raw_hdr + 14); |
| *timebase_den = mem_get_le32(raw_hdr + 16); |
| *timebase_num = mem_get_le32(raw_hdr + 20); |
| } |
| } |
| |
| if (!is_ivf) |
| rewind(infile); |
| |
| return is_ivf; |
| } |
| |
| int main(int argc, const char **argv_) |
| { |
| vpx_codec_ctx_t decoder; |
| char *prefix = NULL, *fn = NULL; |
| int i; |
| uint8_t *buf = NULL; |
| uint32_t buf_sz = 0, buf_alloc_sz = 0; |
| FILE *infile; |
| int frame_in = 0, frame_out = 0, flipuv = 0, noblit = 0, do_md5 = 0, progress = 0; |
| int stop_after = 0, postproc = 0, summary = 0, quiet = 0; |
| vpx_codec_iface_t *iface = NULL; |
| unsigned int is_ivf, fourcc; |
| unsigned long dx_time = 0; |
| struct arg arg; |
| char **argv, **argi, **argj; |
| const char *fn2 = 0; |
| int use_y4m = 0; |
| unsigned int width; |
| unsigned int height; |
| unsigned int timebase_num; |
| unsigned int timebase_den; |
| void *out = NULL; |
| vpx_codec_dec_cfg_t cfg = {0}; |
| #if CONFIG_VP8_DECODER |
| vp8_postproc_cfg_t vp8_pp_cfg = {0}; |
| #endif |
| |
| /* Parse command line */ |
| exec_name = argv_[0]; |
| argv = argv_dup(argc - 1, argv_ + 1); |
| |
| for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) |
| { |
| memset(&arg, 0, sizeof(arg)); |
| arg.argv_step = 1; |
| |
| if (arg_match(&arg, &codecarg, argi)) |
| { |
| int j, k = -1; |
| |
| for (j = 0; j < sizeof(ifaces) / sizeof(ifaces[0]); j++) |
| if (!strcmp(ifaces[j].name, arg.val)) |
| k = j; |
| |
| if (k >= 0) |
| iface = ifaces[k].iface; |
| else |
| die("Error: Unrecognized argument (%s) to --codec\n", |
| arg.val); |
| } |
| else if (arg_match(&arg, &outputfile, argi)) |
| fn2 = arg.val; |
| else if (arg_match(&arg, &usey4marg, argi)) |
| use_y4m = 1; |
| else if (arg_match(&arg, &prefixarg, argi)) |
| prefix = strdup(arg.val); |
| else if (arg_match(&arg, &use_yv12, argi)) |
| flipuv = 1; |
| else if (arg_match(&arg, &use_i420, argi)) |
| flipuv = 0; |
| else if (arg_match(&arg, &flipuvarg, argi)) |
| flipuv = 1; |
| else if (arg_match(&arg, &noblitarg, argi)) |
| noblit = 1; |
| else if (arg_match(&arg, &progressarg, argi)) |
| progress = 1; |
| else if (arg_match(&arg, &limitarg, argi)) |
| stop_after = arg_parse_uint(&arg); |
| else if (arg_match(&arg, &postprocarg, argi)) |
| postproc = 1; |
| else if (arg_match(&arg, &md5arg, argi)) |
| do_md5 = 1; |
| else if (arg_match(&arg, &summaryarg, argi)) |
| summary = 1; |
| else if (arg_match(&arg, &threadsarg, argi)) |
| cfg.threads = arg_parse_uint(&arg); |
| else if (arg_match(&arg, &quietarg, argi)) |
| quiet = 1; |
| |
| #if CONFIG_VP8_DECODER |
| else if (arg_match(&arg, &addnoise_level, argi)) |
| { |
| postproc = 1; |
| vp8_pp_cfg.post_proc_flag |= VP8_ADDNOISE; |
| vp8_pp_cfg.noise_level = arg_parse_uint(&arg); |
| } |
| else if (arg_match(&arg, &demacroblock_level, argi)) |
| { |
| postproc = 1; |
| vp8_pp_cfg.post_proc_flag |= VP8_DEMACROBLOCK; |
| vp8_pp_cfg.deblocking_level = arg_parse_uint(&arg); |
| } |
| else if (arg_match(&arg, &deblock, argi)) |
| { |
| postproc = 1; |
| vp8_pp_cfg.post_proc_flag |= VP8_DEBLOCK; |
| } |
| else if (arg_match(&arg, &pp_debug_info, argi)) |
| { |
| unsigned int level = arg_parse_uint(&arg); |
| |
| postproc = 1; |
| vp8_pp_cfg.post_proc_flag &= ~0x7; |
| |
| if (level) |
| vp8_pp_cfg.post_proc_flag |= 8 << (level - 1); |
| } |
| |
| #endif |
| else |
| argj++; |
| } |
| |
| /* Check for unrecognized options */ |
| for (argi = argv; *argi; argi++) |
| if (argi[0][0] == '-' && strlen(argi[0]) > 1) |
| die("Error: Unrecognized option %s\n", *argi); |
| |
| /* Handle non-option arguments */ |
| fn = argv[0]; |
| |
| if (!fn) |
| usage_exit(); |
| |
| if (!prefix) |
| prefix = strdup("img"); |
| |
| /* Open file */ |
| infile = strcmp(fn, "-") ? fopen(fn, "rb") : stdin; |
| |
| if (!infile) |
| { |
| fprintf(stderr, "Failed to open file"); |
| return EXIT_FAILURE; |
| } |
| |
| if (fn2) |
| out = out_open(fn2, do_md5); |
| |
| is_ivf = file_is_ivf(infile, &fourcc, &width, &height, |
| &timebase_num, &timebase_den); |
| |
| if (is_ivf) |
| { |
| if (use_y4m) |
| { |
| char buffer[128]; |
| if (!fn2) |
| { |
| fprintf(stderr, "YUV4MPEG2 output only supported with -o.\n"); |
| return EXIT_FAILURE; |
| } |
| /*Correct for the factor of 2 applied to the timebase in the |
| encoder.*/ |
| if(timebase_den&1)timebase_num<<=1; |
| else timebase_den>>=1; |
| /*Note: We can't output an aspect ratio here because IVF doesn't |
| store one, and neither does VP8. |
| That will have to wait until these tools support WebM natively.*/ |
| sprintf(buffer, "YUV4MPEG2 C%s W%u H%u F%u:%u I%c\n", |
| "420jpeg", width, height, timebase_den, timebase_num, 'p'); |
| out_put(out, (unsigned char *)buffer, strlen(buffer), do_md5); |
| } |
| |
| /* Try to determine the codec from the fourcc. */ |
| for (i = 0; i < sizeof(ifaces) / sizeof(ifaces[0]); i++) |
| if ((fourcc & ifaces[i].fourcc_mask) == ifaces[i].fourcc) |
| { |
| vpx_codec_iface_t *ivf_iface = ifaces[i].iface; |
| |
| if (iface && iface != ivf_iface) |
| fprintf(stderr, "Notice -- IVF header indicates codec: %s\n", |
| ifaces[i].name); |
| else |
| iface = ivf_iface; |
| |
| break; |
| } |
| } |
| else if(use_y4m) |
| { |
| fprintf(stderr, "YUV4MPEG2 output only supported from IVF input.\n"); |
| return EXIT_FAILURE; |
| } |
| |
| if (vpx_codec_dec_init(&decoder, iface ? iface : ifaces[0].iface, &cfg, |
| postproc ? VPX_CODEC_USE_POSTPROC : 0)) |
| { |
| fprintf(stderr, "Failed to initialize decoder: %s\n", vpx_codec_error(&decoder)); |
| return EXIT_FAILURE; |
| } |
| |
| if (!quiet) |
| fprintf(stderr, "%s\n", decoder.name); |
| |
| #if CONFIG_VP8_DECODER |
| |
| if (vp8_pp_cfg.post_proc_flag |
| && vpx_codec_control(&decoder, VP8_SET_POSTPROC, &vp8_pp_cfg)) |
| { |
| fprintf(stderr, "Failed to configure postproc: %s\n", vpx_codec_error(&decoder)); |
| return EXIT_FAILURE; |
| } |
| |
| #endif |
| |
| /* Decode file */ |
| while (!read_frame(infile, &buf, &buf_sz, &buf_alloc_sz, is_ivf)) |
| { |
| vpx_codec_iter_t iter = NULL; |
| vpx_image_t *img; |
| struct vpx_usec_timer timer; |
| |
| vpx_usec_timer_start(&timer); |
| |
| if (vpx_codec_decode(&decoder, buf, buf_sz, NULL, 0)) |
| { |
| const char *detail = vpx_codec_error_detail(&decoder); |
| fprintf(stderr, "Failed to decode frame: %s\n", vpx_codec_error(&decoder)); |
| |
| if (detail) |
| fprintf(stderr, " Additional information: %s\n", detail); |
| |
| goto fail; |
| } |
| |
| vpx_usec_timer_mark(&timer); |
| dx_time += vpx_usec_timer_elapsed(&timer); |
| |
| ++frame_in; |
| |
| if (progress) |
| fprintf(stderr, "decoded frame %d.\n", frame_in); |
| |
| if ((img = vpx_codec_get_frame(&decoder, &iter))) |
| ++frame_out; |
| |
| if (!noblit) |
| { |
| if (img) |
| { |
| unsigned int y; |
| char out_fn[128+24]; |
| uint8_t *buf; |
| const char *sfx = flipuv ? "yv12" : "i420"; |
| |
| if (!fn2) |
| { |
| sprintf(out_fn, "%s-%dx%d-%04d.%s", |
| prefix, img->d_w, img->d_h, frame_in, sfx); |
| out = out_open(out_fn, do_md5); |
| } |
| else if(use_y4m) |
| out_put(out, (unsigned char *)"FRAME\n", 6, do_md5); |
| |
| buf = img->planes[VPX_PLANE_Y]; |
| |
| for (y = 0; y < img->d_h; y++) |
| { |
| out_put(out, buf, img->d_w, do_md5); |
| buf += img->stride[VPX_PLANE_Y]; |
| } |
| |
| buf = img->planes[flipuv?VPX_PLANE_V:VPX_PLANE_U]; |
| |
| for (y = 0; y < (1 + img->d_h) / 2; y++) |
| { |
| out_put(out, buf, (1 + img->d_w) / 2, do_md5); |
| buf += img->stride[VPX_PLANE_U]; |
| } |
| |
| buf = img->planes[flipuv?VPX_PLANE_U:VPX_PLANE_V]; |
| |
| for (y = 0; y < (1 + img->d_h) / 2; y++) |
| { |
| out_put(out, buf, (1 + img->d_w) / 2, do_md5); |
| buf += img->stride[VPX_PLANE_V]; |
| } |
| |
| if (!fn2) |
| out_close(out, out_fn, do_md5); |
| } |
| } |
| |
| if (stop_after && frame_in >= stop_after) |
| break; |
| } |
| |
| if (summary) |
| { |
| fprintf(stderr, "%d decoded frames/%d showed frames in %lu us (%.2f fps)\n", |
| frame_in, frame_out, dx_time, (float)frame_out * 1000000.0 / (float)dx_time); |
| } |
| |
| fail: |
| |
| if (vpx_codec_destroy(&decoder)) |
| { |
| fprintf(stderr, "Failed to destroy decoder: %s\n", vpx_codec_error(&decoder)); |
| return EXIT_FAILURE; |
| } |
| |
| if (fn2) |
| out_close(out, fn2, do_md5); |
| |
| free(buf); |
| fclose(infile); |
| free(prefix); |
| free(argv); |
| |
| return EXIT_SUCCESS; |
| } |
