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Converting vpx_temporal_scalable_patterns to use VpxVideoWriter.

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Change-Id: I69e868295b9798ba1599a411926de0891680032f
This commit is contained in:
Dmitry Kovalev 2014-02-06 14:20:58 -08:00
parent 9e41de4d61
commit 4f8a30b116
2 changed files with 27 additions and 22 deletions
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2
examples.mk
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@ -73,6 +73,8 @@ endif
EXAMPLES-$(CONFIG_ENCODERS) += vpx_temporal_scalable_patterns.c
vpx_temporal_scalable_patterns.SRCS += ivfenc.c ivfenc.h
vpx_temporal_scalable_patterns.SRCS += tools_common.c tools_common.h
vpx_temporal_scalable_patterns.SRCS += video_common.h
vpx_temporal_scalable_patterns.SRCS += video_writer.h video_writer.c
vpx_temporal_scalable_patterns.GUID = B18C08F2-A439-4502-A78E-849BE3D60947
vpx_temporal_scalable_patterns.DESCRIPTION = Temporal Scalability Encoder
EXAMPLES-$(CONFIG_VP8_DECODER) += simple_decoder.c

47
examples/vpx_temporal_scalable_patterns.c
View File

@ -12,18 +12,17 @@
// encoding scheme based on temporal scalability for video applications
// that benefit from a scalable bitstream.
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define VPX_CODEC_DISABLE_COMPAT 1
#include "./ivfenc.h"
#include "./tools_common.h"
#include "./vpx_config.h"
#include "vpx/vp8cx.h"
#include "vpx/vpx_encoder.h"
#include "./tools_common.h"
#include "./video_writer.h"
static const char *exec_name;
void usage_exit() {
@ -341,7 +340,7 @@ static void set_temporal_layer_pattern(int layering_mode,
}
int main(int argc, char **argv) {
FILE *outfile[VPX_TS_MAX_LAYERS];
VpxVideoWriter *outfile[VPX_TS_MAX_LAYERS];
vpx_codec_ctx_t codec;
vpx_codec_enc_cfg_t cfg;
int frame_cnt = 0;
@ -378,14 +377,14 @@ int main(int argc, char **argv) {
if (strncmp(codec_type, "vp9", 3) == 0) {
#if CONFIG_VP9_ENCODER
interface = vpx_codec_vp9_cx;
fourcc = 0x30395056;
fourcc = VP9_FOURCC;
#else
die("Encoder vp9 selected but not configured");
#endif
} else {
#if CONFIG_VP8_ENCODER
interface = vpx_codec_vp8_cx;
fourcc = 0x30385056;
fourcc = VP8_FOURCC;
#else
die("Encoder vp8 selected but not configured");
#endif
@ -427,7 +426,7 @@ int main(int argc, char **argv) {
cfg.g_timebase.den = strtol(argv[7], NULL, 0);
for (i = 9; i < 9 + mode_to_num_layers[layering_mode]; ++i) {
cfg.ts_target_bitrate[i-9] = strtol(argv[i], NULL, 0);
cfg.ts_target_bitrate[i - 9] = strtol(argv[i], NULL, 0);
}
// Real time parameters.
@ -466,11 +465,18 @@ int main(int argc, char **argv) {
// Open an output file for each stream.
for (i = 0; i < cfg.ts_number_layers; ++i) {
char file_name[512];
char file_name[PATH_MAX];
VpxVideoInfo info;
info.codec_fourcc = fourcc;
info.frame_width = cfg.g_w;
info.frame_height = cfg.g_h;
info.time_base.numerator = cfg.g_timebase.num;
info.time_base.denominator = cfg.g_timebase.den;
snprintf(file_name, sizeof(file_name), "%s_%d.ivf", argv[2], i);
if (!(outfile[i] = fopen(file_name, "wb")))
outfile[i] = vpx_video_writer_open(file_name, kContainerIVF, &info);
if (!outfile[i])
die("Failed to open %s for writing", file_name);
ivf_write_file_header(outfile[i], &cfg, fourcc, 0);
}
// No spatial layers in this encoder.
cfg.ss_number_layers = 1;
@ -520,9 +526,8 @@ int main(int argc, char **argv) {
case VPX_CODEC_CX_FRAME_PKT:
for (i = cfg.ts_layer_id[frame_cnt % cfg.ts_periodicity];
i < cfg.ts_number_layers; ++i) {
ivf_write_frame_header(outfile[i], pts, pkt->data.frame.sz);
(void) fwrite(pkt->data.frame.buf, 1, pkt->data.frame.sz,
outfile[i]);
vpx_video_writer_write_frame(outfile[i], pkt->data.frame.buf,
pkt->data.frame.sz, pts);
++frames_in_layer[i];
}
break;
@ -534,15 +539,13 @@ int main(int argc, char **argv) {
pts += frame_duration;
}
fclose(input_ctx.file);
printf("Processed %d frames: \n", frame_cnt-1);
if (vpx_codec_destroy(&codec)) {
printf("Processed %d frames: \n", frame_cnt - 1);
if (vpx_codec_destroy(&codec))
die_codec(&codec, "Failed to destroy codec");
}
// Try to rewrite the output file headers with the actual frame count.
for (i = 0; i < cfg.ts_number_layers; ++i) {
if (!fseek(outfile[i], 0, SEEK_SET))
ivf_write_file_header(outfile[i], &cfg, fourcc, frame_cnt);
fclose(outfile[i]);
}
for (i = 0; i < cfg.ts_number_layers; ++i)
vpx_video_writer_close(outfile[i]);
return EXIT_SUCCESS;
}