24 #include "../tools_common.h"
25 #include "../video_writer.h"
27 #include "../vpx_ports/vpx_timer.h"
28 #include "vpx/svc_context.h"
31 #include "../vpxstats.h"
32 #include "vp9/encoder/vp9_encoder.h"
33 #define OUTPUT_RC_STATS 1
35 static const arg_def_t skip_frames_arg =
36 ARG_DEF(
"s",
"skip-frames", 1,
"input frames to skip");
37 static const arg_def_t frames_arg =
38 ARG_DEF(
"f",
"frames", 1,
"number of frames to encode");
39 static const arg_def_t threads_arg =
40 ARG_DEF(
"th",
"threads", 1,
"number of threads to use");
42 static const arg_def_t output_rc_stats_arg =
43 ARG_DEF(
"rcstat",
"output_rc_stats", 1,
"output rc stats");
45 static const arg_def_t width_arg = ARG_DEF(
"w",
"width", 1,
"source width");
46 static const arg_def_t height_arg = ARG_DEF(
"h",
"height", 1,
"source height");
47 static const arg_def_t timebase_arg =
48 ARG_DEF(
"t",
"timebase", 1,
"timebase (num/den)");
49 static const arg_def_t bitrate_arg = ARG_DEF(
50 "b",
"target-bitrate", 1,
"encoding bitrate, in kilobits per second");
51 static const arg_def_t spatial_layers_arg =
52 ARG_DEF(
"sl",
"spatial-layers", 1,
"number of spatial SVC layers");
53 static const arg_def_t temporal_layers_arg =
54 ARG_DEF(
"tl",
"temporal-layers", 1,
"number of temporal SVC layers");
55 static const arg_def_t temporal_layering_mode_arg =
56 ARG_DEF(
"tlm",
"temporal-layering-mode", 1,
57 "temporal layering scheme."
58 "VP9E_TEMPORAL_LAYERING_MODE");
59 static const arg_def_t kf_dist_arg =
60 ARG_DEF(
"k",
"kf-dist", 1,
"number of frames between keyframes");
61 static const arg_def_t scale_factors_arg =
62 ARG_DEF(
"r",
"scale-factors", 1,
"scale factors (lowest to highest layer)");
63 static const arg_def_t passes_arg =
64 ARG_DEF(
"p",
"passes", 1,
"Number of passes (1/2)");
65 static const arg_def_t pass_arg =
66 ARG_DEF(NULL,
"pass", 1,
"Pass to execute (1/2)");
67 static const arg_def_t fpf_name_arg =
68 ARG_DEF(NULL,
"fpf", 1,
"First pass statistics file name");
69 static const arg_def_t min_q_arg =
70 ARG_DEF(NULL,
"min-q", 1,
"Minimum quantizer");
71 static const arg_def_t max_q_arg =
72 ARG_DEF(NULL,
"max-q", 1,
"Maximum quantizer");
73 static const arg_def_t min_bitrate_arg =
74 ARG_DEF(NULL,
"min-bitrate", 1,
"Minimum bitrate");
75 static const arg_def_t max_bitrate_arg =
76 ARG_DEF(NULL,
"max-bitrate", 1,
"Maximum bitrate");
77 static const arg_def_t lag_in_frame_arg =
78 ARG_DEF(NULL,
"lag-in-frames", 1,
79 "Number of frame to input before "
80 "generating any outputs");
81 static const arg_def_t rc_end_usage_arg =
82 ARG_DEF(NULL,
"rc-end-usage", 1,
"0 - 3: VBR, CBR, CQ, Q");
83 static const arg_def_t speed_arg =
84 ARG_DEF(
"sp",
"speed", 1,
"speed configuration");
85 static const arg_def_t aqmode_arg =
86 ARG_DEF(
"aq",
"aqmode", 1,
"aq-mode off/on");
87 static const arg_def_t bitrates_arg =
88 ARG_DEF(
"bl",
"bitrates", 1,
"bitrates[sl * num_tl + tl]");
90 #if CONFIG_VP9_HIGHBITDEPTH
91 static const struct arg_enum_list bitdepth_enum[] = {
95 static const arg_def_t bitdepth_arg = ARG_DEF_ENUM(
96 "d",
"bit-depth", 1,
"Bit depth for codec 8, 10 or 12. ", bitdepth_enum);
97 #endif // CONFIG_VP9_HIGHBITDEPTH
99 static const arg_def_t *svc_args[] = { &frames_arg,
115 &temporal_layers_arg,
116 &temporal_layering_mode_arg,
121 &output_rc_stats_arg,
124 #if CONFIG_VP9_HIGHBITDEPTH
132 static const uint32_t default_frames_to_skip = 0;
133 static const uint32_t default_frames_to_code = 60 * 60;
134 static const uint32_t default_width = 1920;
135 static const uint32_t default_height = 1080;
136 static const uint32_t default_timebase_num = 1;
137 static const uint32_t default_timebase_den = 60;
138 static const uint32_t default_bitrate = 1000;
139 static const uint32_t default_spatial_layers = 5;
140 static const uint32_t default_temporal_layers = 1;
141 static const uint32_t default_kf_dist = 100;
142 static const uint32_t default_temporal_layering_mode = 0;
143 static const uint32_t default_output_rc_stats = 0;
144 static const int32_t default_speed = -1;
145 static const uint32_t default_threads = 0;
148 const char *input_filename;
149 const char *output_filename;
150 uint32_t frames_to_code;
151 uint32_t frames_to_skip;
152 struct VpxInputContext input_ctx;
158 static const char *exec_name;
160 void usage_exit(
void) {
161 fprintf(stderr,
"Usage: %s <options> input_filename output_filename\n",
163 fprintf(stderr,
"Options:\n");
164 arg_show_usage(stderr, svc_args);
168 static void parse_command_line(
int argc,
const char **argv_,
169 AppInput *app_input, SvcContext *svc_ctx,
171 struct arg arg = { 0 };
178 const char *fpf_file_name = NULL;
179 unsigned int min_bitrate = 0;
180 unsigned int max_bitrate = 0;
181 char string_options[1024] = { 0 };
184 svc_ctx->log_level = SVC_LOG_DEBUG;
185 svc_ctx->spatial_layers = default_spatial_layers;
186 svc_ctx->temporal_layers = default_temporal_layers;
187 svc_ctx->temporal_layering_mode = default_temporal_layering_mode;
189 svc_ctx->output_rc_stat = default_output_rc_stats;
191 svc_ctx->speed = default_speed;
192 svc_ctx->threads = default_threads;
200 enc_cfg->
g_w = default_width;
201 enc_cfg->
g_h = default_height;
210 app_input->frames_to_code = default_frames_to_code;
211 app_input->frames_to_skip = default_frames_to_skip;
214 argv = argv_dup(argc - 1, argv_ + 1);
215 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
218 if (arg_match(&arg, &frames_arg, argi)) {
219 app_input->frames_to_code = arg_parse_uint(&arg);
220 }
else if (arg_match(&arg, &width_arg, argi)) {
221 enc_cfg->
g_w = arg_parse_uint(&arg);
222 }
else if (arg_match(&arg, &height_arg, argi)) {
223 enc_cfg->
g_h = arg_parse_uint(&arg);
224 }
else if (arg_match(&arg, &timebase_arg, argi)) {
225 enc_cfg->
g_timebase = arg_parse_rational(&arg);
226 }
else if (arg_match(&arg, &bitrate_arg, argi)) {
228 }
else if (arg_match(&arg, &skip_frames_arg, argi)) {
229 app_input->frames_to_skip = arg_parse_uint(&arg);
230 }
else if (arg_match(&arg, &spatial_layers_arg, argi)) {
231 svc_ctx->spatial_layers = arg_parse_uint(&arg);
232 }
else if (arg_match(&arg, &temporal_layers_arg, argi)) {
233 svc_ctx->temporal_layers = arg_parse_uint(&arg);
235 }
else if (arg_match(&arg, &output_rc_stats_arg, argi)) {
236 svc_ctx->output_rc_stat = arg_parse_uint(&arg);
238 }
else if (arg_match(&arg, &speed_arg, argi)) {
239 svc_ctx->speed = arg_parse_uint(&arg);
240 }
else if (arg_match(&arg, &aqmode_arg, argi)) {
241 svc_ctx->aqmode = arg_parse_uint(&arg);
242 }
else if (arg_match(&arg, &threads_arg, argi)) {
243 svc_ctx->threads = arg_parse_uint(&arg);
244 }
else if (arg_match(&arg, &temporal_layering_mode_arg, argi)) {
247 if (svc_ctx->temporal_layering_mode) {
250 }
else if (arg_match(&arg, &kf_dist_arg, argi)) {
253 }
else if (arg_match(&arg, &scale_factors_arg, argi)) {
254 snprintf(string_options,
sizeof(string_options),
"%s scale-factors=%s",
255 string_options, arg.val);
256 }
else if (arg_match(&arg, &bitrates_arg, argi)) {
257 snprintf(string_options,
sizeof(string_options),
"%s bitrates=%s",
258 string_options, arg.val);
259 }
else if (arg_match(&arg, &passes_arg, argi)) {
260 passes = arg_parse_uint(&arg);
261 if (passes < 1 || passes > 2) {
262 die(
"Error: Invalid number of passes (%d)\n", passes);
264 }
else if (arg_match(&arg, &pass_arg, argi)) {
265 pass = arg_parse_uint(&arg);
266 if (pass < 1 || pass > 2) {
267 die(
"Error: Invalid pass selected (%d)\n", pass);
269 }
else if (arg_match(&arg, &fpf_name_arg, argi)) {
270 fpf_file_name = arg.val;
271 }
else if (arg_match(&arg, &min_q_arg, argi)) {
272 snprintf(string_options,
sizeof(string_options),
"%s min-quantizers=%s",
273 string_options, arg.val);
274 }
else if (arg_match(&arg, &max_q_arg, argi)) {
275 snprintf(string_options,
sizeof(string_options),
"%s max-quantizers=%s",
276 string_options, arg.val);
277 }
else if (arg_match(&arg, &min_bitrate_arg, argi)) {
278 min_bitrate = arg_parse_uint(&arg);
279 }
else if (arg_match(&arg, &max_bitrate_arg, argi)) {
280 max_bitrate = arg_parse_uint(&arg);
281 }
else if (arg_match(&arg, &lag_in_frame_arg, argi)) {
283 }
else if (arg_match(&arg, &rc_end_usage_arg, argi)) {
285 #if CONFIG_VP9_HIGHBITDEPTH
286 }
else if (arg_match(&arg, &bitdepth_arg, argi)) {
287 enc_cfg->
g_bit_depth = arg_parse_enum_or_int(&arg);
302 die(
"Error: Invalid bit depth selected (%d)\n", enc_cfg->
g_bit_depth);
305 #endif // CONFIG_VP9_HIGHBITDEPTH
312 if (strlen(string_options) > 0)
313 vpx_svc_set_options(svc_ctx, string_options + 1);
315 if (passes == 0 || passes == 1) {
317 fprintf(stderr,
"pass is ignored since there's only one pass\n");
322 die(
"pass must be specified when passes is 2\n");
325 if (fpf_file_name == NULL) {
326 die(
"fpf must be specified when passes is 2\n");
331 if (!stats_open_file(&app_input->rc_stats, fpf_file_name, 0)) {
332 fatal(
"Failed to open statistics store");
336 if (!stats_open_file(&app_input->rc_stats, fpf_file_name, 1)) {
337 fatal(
"Failed to open statistics store");
341 app_input->passes = passes;
342 app_input->pass = pass;
346 if (min_bitrate > 0) {
350 if (max_bitrate > 0) {
357 for (argi = argv; *argi; ++argi)
358 if (argi[0][0] ==
'-' && strlen(argi[0]) > 1)
359 die(
"Error: Unrecognized option %s\n", *argi);
361 if (argv[0] == NULL || argv[1] == 0) {
364 app_input->input_filename = argv[0];
365 app_input->output_filename = argv[1];
368 if (enc_cfg->
g_w < 16 || enc_cfg->
g_w % 2 || enc_cfg->
g_h < 16 ||
370 die(
"Invalid resolution: %d x %d\n", enc_cfg->
g_w, enc_cfg->
g_h);
373 "Codec %s\nframes: %d, skip: %d\n"
375 "width %d, height: %d,\n"
376 "num: %d, den: %d, bitrate: %d,\n"
379 app_input->frames_to_skip, svc_ctx->spatial_layers, enc_cfg->
g_w,
386 struct RateControlStats {
405 double avg_st_encoding_bitrate;
407 double variance_st_encoding_bitrate;
416 static void set_rate_control_stats(
struct RateControlStats *rc,
427 rc->layer_framerate[layer] = framerate;
431 rc->layer_pfb[layer] =
434 (rc->layer_framerate[layer] - rc->layer_framerate[layer - 1]);
437 rc->layer_framerate[layer];
439 rc->layer_input_frames[layer] = 0;
440 rc->layer_enc_frames[layer] = 0;
441 rc->layer_tot_enc_frames[layer] = 0;
442 rc->layer_encoding_bitrate[layer] = 0.0;
443 rc->layer_avg_frame_size[layer] = 0.0;
444 rc->layer_avg_rate_mismatch[layer] = 0.0;
447 rc->window_count = 0;
448 rc->window_size = 15;
449 rc->avg_st_encoding_bitrate = 0.0;
450 rc->variance_st_encoding_bitrate = 0.0;
453 static void printout_rate_control_summary(
struct RateControlStats *rc,
457 double perc_fluctuation = 0.0;
458 int tot_num_frames = 0;
459 printf(
"Total number of processed frames: %d\n\n", frame_cnt - 1);
460 printf(
"Rate control layer stats for sl%d tl%d layer(s):\n\n",
466 const int num_dropped =
468 ? (rc->layer_input_frames[layer] - rc->layer_enc_frames[layer])
469 : (rc->layer_input_frames[layer] - rc->layer_enc_frames[layer] -
471 tot_num_frames += rc->layer_input_frames[layer];
472 rc->layer_encoding_bitrate[layer] = 0.001 * rc->layer_framerate[layer] *
473 rc->layer_encoding_bitrate[layer] /
475 rc->layer_avg_frame_size[layer] =
476 rc->layer_avg_frame_size[layer] / rc->layer_enc_frames[layer];
477 rc->layer_avg_rate_mismatch[layer] = 100.0 *
478 rc->layer_avg_rate_mismatch[layer] /
479 rc->layer_enc_frames[layer];
480 printf(
"For layer#: sl%d tl%d \n", sl, tl);
481 printf(
"Bitrate (target vs actual): %d %f.0 kbps\n",
483 rc->layer_encoding_bitrate[layer]);
484 printf(
"Average frame size (target vs actual): %f %f bits\n",
485 rc->layer_pfb[layer], rc->layer_avg_frame_size[layer]);
486 printf(
"Average rate_mismatch: %f\n", rc->layer_avg_rate_mismatch[layer]);
488 "Number of input frames, encoded (non-key) frames, "
489 "and percent dropped frames: %d %d %f.0 \n",
490 rc->layer_input_frames[layer], rc->layer_enc_frames[layer],
491 100.0 * num_dropped / rc->layer_input_frames[layer]);
495 rc->avg_st_encoding_bitrate = rc->avg_st_encoding_bitrate / rc->window_count;
496 rc->variance_st_encoding_bitrate =
497 rc->variance_st_encoding_bitrate / rc->window_count -
498 (rc->avg_st_encoding_bitrate * rc->avg_st_encoding_bitrate);
499 perc_fluctuation = 100.0 * sqrt(rc->variance_st_encoding_bitrate) /
500 rc->avg_st_encoding_bitrate;
501 printf(
"Short-time stats, for window of %d frames: \n", rc->window_size);
502 printf(
"Average, rms-variance, and percent-fluct: %f %f %f \n",
503 rc->avg_st_encoding_bitrate, sqrt(rc->variance_st_encoding_bitrate),
505 if (frame_cnt != tot_num_frames)
506 die(
"Error: Number of input frames not equal to output encoded frames != "
507 "%d tot_num_frames = %d\n",
508 frame_cnt, tot_num_frames);
511 vpx_codec_err_t parse_superframe_index(
const uint8_t *data,
size_t data_sz,
512 uint32_t sizes[8],
int *count) {
521 marker = *(data + data_sz - 1);
524 if ((marker & 0xe0) == 0xc0) {
525 const uint32_t frames = (marker & 0x7) + 1;
526 const uint32_t mag = ((marker >> 3) & 0x3) + 1;
527 const size_t index_sz = 2 + mag * frames;
534 const uint8_t marker2 = *(data + data_sz - index_sz);
545 const uint8_t *x = &data[data_sz - index_sz + 1];
547 for (i = 0; i < frames; ++i) {
548 uint32_t this_sz = 0;
550 for (j = 0; j < mag; ++j) this_sz |= (*x++) << (j * 8);
564 void set_frame_flags_bypass_mode(
int sl,
int tl,
int num_spatial_layers,
567 for (sl = 0; sl < num_spatial_layers; ++sl) {
583 }
else if (tl == 1) {
600 }
else if (tl == 1) {
602 ref_frame_config->
gld_fb_idx[sl] = num_spatial_layers + sl - 1;
603 ref_frame_config->
alt_fb_idx[sl] = num_spatial_layers + sl;
608 int main(
int argc,
const char **argv) {
609 AppInput app_input = { 0 };
610 VpxVideoWriter *writer = NULL;
611 VpxVideoInfo info = { 0 };
616 uint32_t frame_cnt = 0;
620 int frame_duration = 1;
622 int end_of_stream = 0;
623 int frames_received = 0;
626 struct RateControlStats rc;
630 double sum_bitrate = 0.0;
631 double sum_bitrate2 = 0.0;
632 double framerate = 30.0;
634 struct vpx_usec_timer timer;
636 memset(&svc_ctx, 0,
sizeof(svc_ctx));
637 svc_ctx.log_print = 1;
639 parse_command_line(argc, argv, &app_input, &svc_ctx, &enc_cfg);
642 #if CONFIG_VP9_HIGHBITDEPTH
644 : VPX_IMG_FMT_I42016,
645 enc_cfg.
g_w, enc_cfg.
g_h, 32)) {
646 die(
"Failed to allocate image %dx%d\n", enc_cfg.
g_w, enc_cfg.
g_h);
650 die(
"Failed to allocate image %dx%d\n", enc_cfg.
g_w, enc_cfg.
g_h);
652 #endif // CONFIG_VP9_HIGHBITDEPTH
654 if (!(infile = fopen(app_input.input_filename,
"rb")))
655 die(
"Failed to open %s for reading\n", app_input.input_filename);
658 if (vpx_svc_init(&svc_ctx, &codec, vpx_codec_vp9_cx(), &enc_cfg) !=
660 die(
"Failed to initialize encoder\n");
663 if (svc_ctx.output_rc_stat) {
664 set_rate_control_stats(&rc, &enc_cfg);
669 info.codec_fourcc = VP9_FOURCC;
673 if (!(app_input.passes == 2 && app_input.pass == 1)) {
676 vpx_video_writer_open(app_input.output_filename, kContainerIVF, &info);
678 die(
"Failed to open %s for writing\n", app_input.output_filename);
683 if (svc_ctx.output_rc_stat) {
685 char file_name[PATH_MAX];
687 snprintf(file_name,
sizeof(file_name),
"%s_t%d.ivf",
688 app_input.output_filename, tl);
689 outfile[tl] = vpx_video_writer_open(file_name, kContainerIVF, &info);
690 if (!outfile[tl]) die(
"Failed to open %s for writing", file_name);
696 for (i = 0; i < app_input.frames_to_skip; ++i) vpx_img_read(&raw, infile);
698 if (svc_ctx.speed != -1)
702 if (svc_ctx.speed >= 5 && svc_ctx.aqmode == 1)
704 if (svc_ctx.speed >= 5)
708 while (!end_of_stream) {
711 if (frame_cnt >= app_input.frames_to_code || !vpx_img_read(&raw, infile)) {
724 layer_id.spatial_layer_id = 0;
726 if (frame_cnt % 2 == 0)
727 layer_id.temporal_layer_id = 0;
729 layer_id.temporal_layer_id = 1;
734 set_frame_flags_bypass_mode(sl, layer_id.temporal_layer_id,
735 svc_ctx.spatial_layers, frame_cnt == 0,
743 layer_id.temporal_layer_id];
747 vpx_usec_timer_start(&timer);
748 res = vpx_svc_encode(
749 &svc_ctx, &codec, (end_of_stream ? NULL : &raw), pts, frame_duration,
751 vpx_usec_timer_mark(&timer);
752 cx_time += vpx_usec_timer_elapsed(&timer);
754 printf(
"%s", vpx_svc_get_message(&svc_ctx));
757 die_codec(&codec,
"Failed to encode frame");
761 switch (cx_pkt->
kind) {
763 SvcInternal_t *
const si = (SvcInternal_t *)svc_ctx.internal;
769 vpx_video_writer_write_frame(writer, cx_pkt->
data.
frame.buf,
774 if (svc_ctx.output_rc_stat) {
776 parse_superframe_index(cx_pkt->
data.
frame.buf,
782 if (svc_ctx.temporal_layering_mode !=
786 layer_id.temporal_layer_id];
789 for (tl = layer_id.temporal_layer_id;
791 vpx_video_writer_write_frame(
797 for (tl = layer_id.temporal_layer_id;
800 ++rc.layer_tot_enc_frames[layer];
801 rc.layer_encoding_bitrate[layer] += 8.0 * sizes[sl];
804 if (tl == (
unsigned int)layer_id.temporal_layer_id &&
806 rc.layer_avg_frame_size[layer] += 8.0 * sizes[sl];
807 rc.layer_avg_rate_mismatch[layer] +=
808 fabs(8.0 * sizes[sl] - rc.layer_pfb[layer]) /
810 ++rc.layer_enc_frames[layer];
818 if (frame_cnt > (
unsigned int)rc.window_size) {
819 tl = layer_id.temporal_layer_id;
821 sum_bitrate += 0.001 * 8.0 * sizes[sl] * framerate;
823 if (frame_cnt % rc.window_size == 0) {
824 rc.window_count += 1;
825 rc.avg_st_encoding_bitrate += sum_bitrate / rc.window_size;
826 rc.variance_st_encoding_bitrate +=
827 (sum_bitrate / rc.window_size) *
828 (sum_bitrate / rc.window_size);
835 (
unsigned int)(rc.window_size + rc.window_size / 2)) {
836 tl = layer_id.temporal_layer_id;
838 sum_bitrate2 += 0.001 * 8.0 * sizes[sl] * framerate;
841 if (frame_cnt > (
unsigned int)(2 * rc.window_size) &&
842 frame_cnt % rc.window_size == 0) {
843 rc.window_count += 1;
844 rc.avg_st_encoding_bitrate += sum_bitrate2 / rc.window_size;
845 rc.variance_st_encoding_bitrate +=
846 (sum_bitrate2 / rc.window_size) *
847 (sum_bitrate2 / rc.window_size);
860 si->bytes_sum[0] += (int)cx_pkt->
data.
frame.sz;
873 if (!end_of_stream) {
875 pts += frame_duration;
884 --rc.layer_input_frames[layer];
888 printf(
"Processed %d frames\n", frame_cnt);
891 if (svc_ctx.output_rc_stat) {
892 printout_rate_control_summary(&rc, &enc_cfg, frame_cnt);
897 if (app_input.passes == 2) stats_close(&app_input.rc_stats, 1);
899 vpx_video_writer_close(writer);
902 if (svc_ctx.output_rc_stat) {
904 vpx_video_writer_close(outfile[tl]);
908 printf(
"Frame cnt and encoding time/FPS stats for encoding: %d %f %f \n",
909 frame_cnt, 1000 * (
float)cx_time / (
double)(frame_cnt * 1000000),
910 1000000 * (
double)frame_cnt / (
double)cx_time);
913 printf(
"%s", vpx_svc_dump_statistics(&svc_ctx));
914 vpx_svc_release(&svc_ctx);
vpx_fixed_buf_t twopass_stats
Definition: vpx_encoder.h:191
unsigned int ts_number_layers
Number of temporal coding layers.
Definition: vpx_encoder.h:656
Codec control function to set encoder internal speed settings.
Definition: vp8cx.h:155
#define VPX_MAX_LAYERS
Definition: vpx_encoder.h:46
#define VP8_EFLAG_NO_REF_LAST
Don't reference the last frame.
Definition: vp8cx.h:58
#define VP8_EFLAG_NO_UPD_GF
Don't update the golden frame.
Definition: vp8cx.h:88
Image Descriptor.
Definition: vpx_image.h:88
Describes the encoder algorithm interface to applications.
const char * vpx_codec_iface_name(vpx_codec_iface_t *iface)
Return the name for a given interface.
const char * vpx_codec_err_to_string(vpx_codec_err_t err)
Convert error number to printable string.
int lst_fb_idx[5]
Definition: vp8cx.h:713
#define VPX_TS_MAX_LAYERS
Definition: vpx_encoder.h:40
struct vpx_rational g_timebase
Stream timebase units.
Definition: vpx_encoder.h:363
unsigned int layer_target_bitrate[12]
Target bitrate for each spatial/temporal layer.
Definition: vpx_encoder.h:696
#define VP8_EFLAG_NO_REF_GF
Don't reference the golden frame.
Definition: vp8cx.h:66
unsigned int g_input_bit_depth
Bit-depth of the input frames.
Definition: vpx_encoder.h:349
int den
Definition: vpx_encoder.h:237
Definition: vpx_encoder.h:158
unsigned int kf_max_dist
Keyframe maximum interval.
Definition: vpx_encoder.h:626
unsigned int g_lag_in_frames
Allow lagged encoding.
Definition: vpx_encoder.h:392
Encoder configuration structure.
Definition: vpx_encoder.h:285
The coded data for this stream is corrupt or incomplete.
Definition: vpx_codec.h:129
Encoder output packet.
Definition: vpx_encoder.h:175
void * buf
Definition: vpx_encoder.h:107
unsigned int ts_rate_decimator[5]
Frame rate decimation factor for each temporal layer.
Definition: vpx_encoder.h:670
unsigned int kf_min_dist
Keyframe minimum interval.
Definition: vpx_encoder.h:617
Definition: vpx_encoder.h:243
unsigned int g_profile
Bitstream profile to use.
Definition: vpx_encoder.h:315
Definition: vpx_encoder.h:244
Codec control function to set number of tile columns.
Definition: vp8cx.h:344
struct vpx_codec_cx_pkt::@1::@2 frame
int frame_flags[5]
Definition: vp8cx.h:712
vpx_image_t * vpx_img_alloc(vpx_image_t *img, vpx_img_fmt_t fmt, unsigned int d_w, unsigned int d_h, unsigned int align)
Open a descriptor, allocating storage for the underlying image.
Definition: vpx_image.h:55
unsigned int g_w
Width of the frame.
Definition: vpx_encoder.h:324
Codec control function to set adaptive quantization mode.
Definition: vp8cx.h:391
Codec control function to get svc layer ID.
Definition: vp8cx.h:457
unsigned int g_h
Height of the frame.
Definition: vpx_encoder.h:333
enum vpx_codec_cx_pkt_kind kind
Definition: vpx_encoder.h:176
vp9 svc layer parameters
Definition: vp8cx.h:698
Operation completed without error.
Definition: vpx_codec.h:91
#define VP8_EFLAG_NO_UPD_LAST
Don't update the last frame.
Definition: vp8cx.h:81
void vpx_img_free(vpx_image_t *img)
Close an image descriptor.
unsigned int rc_target_bitrate
Target data rate.
Definition: vpx_encoder.h:483
#define VPX_DL_REALTIME
deadline parameter analogous to VPx REALTIME mode.
Definition: vpx_encoder.h:842
int num
Definition: vpx_encoder.h:236
Definition: vpx_codec.h:215
Codec control function to set the frame flags and buffer indices for spatial layers. The frame flags and buffer indices are set using the struct vpx_svc_ref_frame_config defined below.
Definition: vp8cx.h:531
enum vpx_enc_pass g_pass
Multi-pass Encoding Mode.
Definition: vpx_encoder.h:378
#define VPX_DL_GOOD_QUALITY
deadline parameter analogous to VPx GOOD QUALITY mode.
Definition: vpx_encoder.h:844
unsigned int ss_number_layers
Number of spatial coding layers.
Definition: vpx_encoder.h:636
vpx_bit_depth_t g_bit_depth
Bit-depth of the codec.
Definition: vpx_encoder.h:341
Provides definitions for using VP8 or VP9 encoder algorithm within the vpx Codec Interface.
Bypass mode. Used when application needs to control temporal layering. This will only work when the n...
Definition: vp8cx.h:609
vpx_codec_err_t
Algorithm return codes.
Definition: vpx_codec.h:89
const vpx_codec_cx_pkt_t * vpx_codec_get_cx_data(vpx_codec_ctx_t *ctx, vpx_codec_iter_t *iter)
Encoded data iterator.
union vpx_codec_cx_pkt::@1 data
int temporal_layering_mode
Temporal layering mode indicating which temporal layering scheme to use.
Definition: vpx_encoder.h:705
vpx_fixed_buf_t rc_twopass_stats_in
Two-pass stats buffer.
Definition: vpx_encoder.h:470
vpx_codec_err_t vpx_codec_enc_config_default(vpx_codec_iface_t *iface, vpx_codec_enc_cfg_t *cfg, unsigned int reserved)
Get a default configuration.
Definition: vpx_encoder.h:251
#define vpx_codec_control(ctx, id, data)
vpx_codec_control wrapper macro
Definition: vpx_codec.h:399
#define VP8_EFLAG_NO_REF_ARF
Don't reference the alternate reference frame.
Definition: vp8cx.h:74
vpx_codec_err_t vpx_codec_destroy(vpx_codec_ctx_t *ctx)
Destroy a codec instance.
size_t sz
Definition: vpx_encoder.h:108
Definition: vpx_codec.h:213
vp9 svc frame flag parameters.
Definition: vp8cx.h:711
Codec control function to set the threshold for MBs treated static.
Definition: vp8cx.h:182
#define VPX_FRAME_IS_KEY
Definition: vpx_encoder.h:126
Definition: vpx_codec.h:214
int alt_fb_idx[5]
Definition: vp8cx.h:715
const void * vpx_codec_iter_t
Iterator.
Definition: vpx_codec.h:182
Definition: vpx_encoder.h:157
unsigned int rc_2pass_vbr_maxsection_pct
Two-pass mode per-GOP maximum bitrate.
Definition: vpx_encoder.h:596
vpx_codec_er_flags_t g_error_resilient
Enable error resilient modes.
Definition: vpx_encoder.h:371
#define VP8_EFLAG_NO_UPD_ARF
Don't update the alternate reference frame.
Definition: vp8cx.h:95
unsigned int rc_2pass_vbr_minsection_pct
Two-pass mode per-GOP minimum bitrate.
Definition: vpx_encoder.h:589
int gld_fb_idx[5]
Definition: vp8cx.h:714
Codec control function to set svc layer for spatial and temporal.
Definition: vp8cx.h:440
enum vpx_rc_mode rc_end_usage
Rate control algorithm to use.
Definition: vpx_encoder.h:463
Definition: vpx_encoder.h:242
Codec context structure.
Definition: vpx_codec.h:192