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examples: apply clang-format

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Change-Id: I06903104bf822819fae39e42fdb6e44d3f9d7787
This commit is contained in:
clang-format
2016-08-08 18:51:16 -07:00
committed by James Zern
parent 1da3e129ff
commit 397d964f29
9 changed files with 181 additions and 277 deletions
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23
examples/decode_to_md5.c
View File

@@ -65,8 +65,7 @@ static void get_image_md5(const vpx_image_t *img, unsigned char digest[16]) {
static void print_md5(FILE *stream, unsigned char digest[16]) {
int i;
for (i = 0; i < 16; ++i)
fprintf(stream, "%02x", digest[i]);
for (i = 0; i < 16; ++i) fprintf(stream, "%02x", digest[i]);
}
static const char *exec_name;
@@ -86,12 +85,10 @@ int main(int argc, char **argv) {
exec_name = argv[0];
if (argc != 3)
die("Invalid number of arguments.");
if (argc != 3) die("Invalid number of arguments.");
reader = vpx_video_reader_open(argv[1]);
if (!reader)
die("Failed to open %s for reading.", argv[1]);
if (!reader) die("Failed to open %s for reading.", argv[1]);
if (!(outfile = fopen(argv[2], "wb")))
die("Failed to open %s for writing.", argv[2]);
@@ -99,8 +96,7 @@ int main(int argc, char **argv) {
info = vpx_video_reader_get_info(reader);
decoder = get_vpx_decoder_by_fourcc(info->codec_fourcc);
if (!decoder)
die("Unknown input codec.");
if (!decoder) die("Unknown input codec.");
printf("Using %s\n", vpx_codec_iface_name(decoder->codec_interface()));
@@ -111,8 +107,8 @@ int main(int argc, char **argv) {
vpx_codec_iter_t iter = NULL;
vpx_image_t *img = NULL;
size_t frame_size = 0;
const unsigned char *frame = vpx_video_reader_get_frame(reader,
&frame_size);
const unsigned char *frame =
vpx_video_reader_get_frame(reader, &frame_size);
if (vpx_codec_decode(&codec, frame, (unsigned int)frame_size, NULL, 0))
die_codec(&codec, "Failed to decode frame");
@@ -121,14 +117,13 @@ int main(int argc, char **argv) {
get_image_md5(img, digest);
print_md5(outfile, digest);
fprintf(outfile, " img-%dx%d-%04d.i420\n",
img->d_w, img->d_h, ++frame_cnt);
fprintf(outfile, " img-%dx%d-%04d.i420\n", img->d_w, img->d_h,
++frame_cnt);
}
}
printf("Processed %d frames.\n", frame_cnt);
if (vpx_codec_destroy(&codec))
die_codec(&codec, "Failed to destroy codec.");
if (vpx_codec_destroy(&codec)) die_codec(&codec, "Failed to destroy codec.");
vpx_video_reader_close(reader);

16
examples/decode_with_drops.c
View File

@@ -84,12 +84,10 @@ int main(int argc, char **argv) {
exec_name = argv[0];
if (argc != 4)
die("Invalid number of arguments.");
if (argc != 4) die("Invalid number of arguments.");
reader = vpx_video_reader_open(argv[1]);
if (!reader)
die("Failed to open %s for reading.", argv[1]);
if (!reader) die("Failed to open %s for reading.", argv[1]);
if (!(outfile = fopen(argv[2], "wb")))
die("Failed to open %s for writing.", argv[2]);
@@ -103,8 +101,7 @@ int main(int argc, char **argv) {
info = vpx_video_reader_get_info(reader);
decoder = get_vpx_decoder_by_fourcc(info->codec_fourcc);
if (!decoder)
die("Unknown input codec.");
if (!decoder) die("Unknown input codec.");
printf("Using %s\n", vpx_codec_iface_name(decoder->codec_interface()));
@@ -116,8 +113,8 @@ int main(int argc, char **argv) {
vpx_image_t *img = NULL;
size_t frame_size = 0;
int skip;
const unsigned char *frame = vpx_video_reader_get_frame(reader,
&frame_size);
const unsigned char *frame =
vpx_video_reader_get_frame(reader, &frame_size);
if (vpx_codec_decode(&codec, frame, (unsigned int)frame_size, NULL, 0))
die_codec(&codec, "Failed to decode frame.");
@@ -139,8 +136,7 @@ int main(int argc, char **argv) {
}
printf("Processed %d frames.\n", frame_cnt);
if (vpx_codec_destroy(&codec))
die_codec(&codec, "Failed to destroy codec.");
if (vpx_codec_destroy(&codec)) die_codec(&codec, "Failed to destroy codec.");
printf("Play: ffplay -f rawvideo -pix_fmt yuv420p -s %dx%d %s\n",
info->frame_width, info->frame_height, argv[2]);

50
examples/lossless_encoder.c
View File

@@ -21,32 +21,28 @@
static const char *exec_name;
void usage_exit(void) {
fprintf(stderr, "lossless_encoder: Example demonstrating lossless "
"encoding feature. Supports raw input only.\n");
fprintf(stderr,
"lossless_encoder: Example demonstrating lossless "
"encoding feature. Supports raw input only.\n");
fprintf(stderr, "Usage: %s <width> <height> <infile> <outfile>\n", exec_name);
exit(EXIT_FAILURE);
}
static int encode_frame(vpx_codec_ctx_t *codec,
vpx_image_t *img,
int frame_index,
int flags,
VpxVideoWriter *writer) {
static int encode_frame(vpx_codec_ctx_t *codec, vpx_image_t *img,
int frame_index, int flags, VpxVideoWriter *writer) {
int got_pkts = 0;
vpx_codec_iter_t iter = NULL;
const vpx_codec_cx_pkt_t *pkt = NULL;
const vpx_codec_err_t res = vpx_codec_encode(codec, img, frame_index, 1,
flags, VPX_DL_GOOD_QUALITY);
if (res != VPX_CODEC_OK)
die_codec(codec, "Failed to encode frame");
const vpx_codec_err_t res =
vpx_codec_encode(codec, img, frame_index, 1, flags, VPX_DL_GOOD_QUALITY);
if (res != VPX_CODEC_OK) die_codec(codec, "Failed to encode frame");
while ((pkt = vpx_codec_get_cx_data(codec, &iter)) != NULL) {
got_pkts = 1;
if (pkt->kind == VPX_CODEC_CX_FRAME_PKT) {
const int keyframe = (pkt->data.frame.flags & VPX_FRAME_IS_KEY) != 0;
if (!vpx_video_writer_write_frame(writer,
pkt->data.frame.buf,
if (!vpx_video_writer_write_frame(writer, pkt->data.frame.buf,
pkt->data.frame.sz,
pkt->data.frame.pts)) {
die_codec(codec, "Failed to write compressed frame");
@@ -66,19 +62,17 @@ int main(int argc, char **argv) {
int frame_count = 0;
vpx_image_t raw;
vpx_codec_err_t res;
VpxVideoInfo info = {0};
VpxVideoInfo info = { 0 };
VpxVideoWriter *writer = NULL;
const VpxInterface *encoder = NULL;
const int fps = 30;
exec_name = argv[0];
if (argc < 5)
die("Invalid number of arguments");
if (argc < 5) die("Invalid number of arguments");
encoder = get_vpx_encoder_by_name("vp9");
if (!encoder)
die("Unsupported codec.");
if (!encoder) die("Unsupported codec.");
info.codec_fourcc = encoder->fourcc;
info.frame_width = strtol(argv[1], NULL, 0);
@@ -86,23 +80,20 @@ int main(int argc, char **argv) {
info.time_base.numerator = 1;
info.time_base.denominator = fps;
if (info.frame_width <= 0 ||
info.frame_height <= 0 ||
(info.frame_width % 2) != 0 ||
(info.frame_height % 2) != 0) {
if (info.frame_width <= 0 || info.frame_height <= 0 ||
(info.frame_width % 2) != 0 || (info.frame_height % 2) != 0) {
die("Invalid frame size: %dx%d", info.frame_width, info.frame_height);
}
if (!vpx_img_alloc(&raw, VPX_IMG_FMT_I420, info.frame_width,
info.frame_height, 1)) {
info.frame_height, 1)) {
die("Failed to allocate image.");
}
printf("Using %s\n", vpx_codec_iface_name(encoder->codec_interface()));
res = vpx_codec_enc_config_default(encoder->codec_interface(), &cfg, 0);
if (res)
die_codec(&codec, "Failed to get default codec config.");
if (res) die_codec(&codec, "Failed to get default codec config.");
cfg.g_w = info.frame_width;
cfg.g_h = info.frame_height;
@@ -110,8 +101,7 @@ int main(int argc, char **argv) {
cfg.g_timebase.den = info.time_base.denominator;
writer = vpx_video_writer_open(argv[4], kContainerIVF, &info);
if (!writer)
die("Failed to open %s for writing.", argv[4]);
if (!writer) die("Failed to open %s for writing.", argv[4]);
if (!(infile = fopen(argv[3], "rb")))
die("Failed to open %s for reading.", argv[3]);
@@ -128,15 +118,15 @@ int main(int argc, char **argv) {
}
// Flush encoder.
while (encode_frame(&codec, NULL, -1, 0, writer)) {}
while (encode_frame(&codec, NULL, -1, 0, writer)) {
}
printf("\n");
fclose(infile);
printf("Processed %d frames.\n", frame_count);
vpx_img_free(&raw);
if (vpx_codec_destroy(&codec))
die_codec(&codec, "Failed to destroy codec.");
if (vpx_codec_destroy(&codec)) die_codec(&codec, "Failed to destroy codec.");
vpx_video_writer_close(writer);

27
examples/resize_util.c
View File

@@ -34,10 +34,8 @@ void usage_exit(void) {
static int parse_dim(char *v, int *width, int *height) {
char *x = strchr(v, 'x');
if (x == NULL)
x = strchr(v, 'X');
if (x == NULL)
return 0;
if (x == NULL) x = strchr(v, 'X');
if (x == NULL) return 0;
*width = atoi(v);
*height = atoi(&x[1]);
if (*width <= 0 || *height <= 0)
@@ -93,30 +91,25 @@ int main(int argc, char *argv[]) {
else
frames = INT_MAX;
printf("Input size: %dx%d\n",
width, height);
printf("Target size: %dx%d, Frames: ",
target_width, target_height);
printf("Input size: %dx%d\n", width, height);
printf("Target size: %dx%d, Frames: ", target_width, target_height);
if (frames == INT_MAX)
printf("All\n");
else
printf("%d\n", frames);
inbuf = (uint8_t*)malloc(width * height * 3 / 2);
outbuf = (uint8_t*)malloc(target_width * target_height * 3 / 2);
inbuf = (uint8_t *)malloc(width * height * 3 / 2);
outbuf = (uint8_t *)malloc(target_width * target_height * 3 / 2);
inbuf_u = inbuf + width * height;
inbuf_v = inbuf_u + width * height / 4;
outbuf_u = outbuf + target_width * target_height;
outbuf_v = outbuf_u + target_width * target_height / 4;
f = 0;
while (f < frames) {
if (fread(inbuf, width * height * 3 / 2, 1, fpin) != 1)
break;
vp9_resize_frame420(inbuf, width, inbuf_u, inbuf_v, width / 2,
height, width,
outbuf, target_width, outbuf_u, outbuf_v,
target_width / 2,
target_height, target_width);
if (fread(inbuf, width * height * 3 / 2, 1, fpin) != 1) break;
vp9_resize_frame420(inbuf, width, inbuf_u, inbuf_v, width / 2, height,
width, outbuf, target_width, outbuf_u, outbuf_v,
target_width / 2, target_height, target_width);
fwrite(outbuf, target_width * target_height * 3 / 2, 1, fpout);
f++;
}

56
examples/set_maps.c
View File

@@ -8,7 +8,6 @@
* be found in the AUTHORS file in the root of the source tree.
*/
// VP8 Set Active and ROI Maps
// ===========================
//
@@ -86,8 +85,7 @@ static void set_roi_map(const vpx_codec_enc_cfg_t *cfg,
roi.static_threshold[3] = 0;
roi.roi_map = (uint8_t *)malloc(roi.rows * roi.cols);
for (i = 0; i < roi.rows * roi.cols; ++i)
roi.roi_map[i] = i % 4;
for (i = 0; i < roi.rows * roi.cols; ++i) roi.roi_map[i] = i % 4;
if (vpx_codec_control(codec, VP8E_SET_ROI_MAP, &roi))
die_codec(codec, "Failed to set ROI map");
@@ -98,14 +96,13 @@ static void set_roi_map(const vpx_codec_enc_cfg_t *cfg,
static void set_active_map(const vpx_codec_enc_cfg_t *cfg,
vpx_codec_ctx_t *codec) {
unsigned int i;
vpx_active_map_t map = {0, 0, 0};
vpx_active_map_t map = { 0, 0, 0 };
map.rows = (cfg->g_h + 15) / 16;
map.cols = (cfg->g_w + 15) / 16;
map.active_map = (uint8_t *)malloc(map.rows * map.cols);
for (i = 0; i < map.rows * map.cols; ++i)
map.active_map[i] = i % 2;
for (i = 0; i < map.rows * map.cols; ++i) map.active_map[i] = i % 2;
if (vpx_codec_control(codec, VP8E_SET_ACTIVEMAP, &map))
die_codec(codec, "Failed to set active map");
@@ -115,7 +112,7 @@ static void set_active_map(const vpx_codec_enc_cfg_t *cfg,
static void unset_active_map(const vpx_codec_enc_cfg_t *cfg,
vpx_codec_ctx_t *codec) {
vpx_active_map_t map = {0, 0, 0};
vpx_active_map_t map = { 0, 0, 0 };
map.rows = (cfg->g_h + 15) / 16;
map.cols = (cfg->g_w + 15) / 16;
@@ -125,25 +122,21 @@ static void unset_active_map(const vpx_codec_enc_cfg_t *cfg,
die_codec(codec, "Failed to set active map");
}
static int encode_frame(vpx_codec_ctx_t *codec,
vpx_image_t *img,
int frame_index,
VpxVideoWriter *writer) {
static int encode_frame(vpx_codec_ctx_t *codec, vpx_image_t *img,
int frame_index, VpxVideoWriter *writer) {
int got_pkts = 0;
vpx_codec_iter_t iter = NULL;
const vpx_codec_cx_pkt_t *pkt = NULL;
const vpx_codec_err_t res = vpx_codec_encode(codec, img, frame_index, 1, 0,
VPX_DL_GOOD_QUALITY);
if (res != VPX_CODEC_OK)
die_codec(codec, "Failed to encode frame");
const vpx_codec_err_t res =
vpx_codec_encode(codec, img, frame_index, 1, 0, VPX_DL_GOOD_QUALITY);
if (res != VPX_CODEC_OK) die_codec(codec, "Failed to encode frame");
while ((pkt = vpx_codec_get_cx_data(codec, &iter)) != NULL) {
got_pkts = 1;
if (pkt->kind == VPX_CODEC_CX_FRAME_PKT) {
const int keyframe = (pkt->data.frame.flags & VPX_FRAME_IS_KEY) != 0;
if (!vpx_video_writer_write_frame(writer,
pkt->data.frame.buf,
if (!vpx_video_writer_write_frame(writer, pkt->data.frame.buf,
pkt->data.frame.sz,
pkt->data.frame.pts)) {
die_codec(codec, "Failed to write compressed frame");
@@ -167,12 +160,11 @@ int main(int argc, char **argv) {
VpxVideoInfo info;
VpxVideoWriter *writer = NULL;
const VpxInterface *encoder = NULL;
const int fps = 2; // TODO(dkovalev) add command line argument
const int fps = 2; // TODO(dkovalev) add command line argument
const double bits_per_pixel_per_frame = 0.067;
exec_name = argv[0];
if (argc != 6)
die("Invalid number of arguments");
if (argc != 6) die("Invalid number of arguments");
memset(&info, 0, sizeof(info));
@@ -187,35 +179,31 @@ int main(int argc, char **argv) {
info.time_base.numerator = 1;
info.time_base.denominator = fps;
if (info.frame_width <= 0 ||
info.frame_height <= 0 ||
(info.frame_width % 2) != 0 ||
(info.frame_height % 2) != 0) {
if (info.frame_width <= 0 || info.frame_height <= 0 ||
(info.frame_width % 2) != 0 || (info.frame_height % 2) != 0) {
die("Invalid frame size: %dx%d", info.frame_width, info.frame_height);
}
if (!vpx_img_alloc(&raw, VPX_IMG_FMT_I420, info.frame_width,
info.frame_height, 1)) {
info.frame_height, 1)) {
die("Failed to allocate image.");
}
printf("Using %s\n", vpx_codec_iface_name(encoder->codec_interface()));
res = vpx_codec_enc_config_default(encoder->codec_interface(), &cfg, 0);
if (res)
die_codec(&codec, "Failed to get default codec config.");
if (res) die_codec(&codec, "Failed to get default codec config.");
cfg.g_w = info.frame_width;
cfg.g_h = info.frame_height;
cfg.g_timebase.num = info.time_base.numerator;
cfg.g_timebase.den = info.time_base.denominator;
cfg.rc_target_bitrate = (unsigned int)(bits_per_pixel_per_frame * cfg.g_w *
cfg.g_h * fps / 1000);
cfg.rc_target_bitrate =
(unsigned int)(bits_per_pixel_per_frame * cfg.g_w * cfg.g_h * fps / 1000);
cfg.g_lag_in_frames = 0;
writer = vpx_video_writer_open(argv[5], kContainerIVF, &info);
if (!writer)
die("Failed to open %s for writing.", argv[5]);
if (!writer) die("Failed to open %s for writing.", argv[5]);
if (!(infile = fopen(argv[4], "rb")))
die("Failed to open %s for reading.", argv[4]);
@@ -239,15 +227,15 @@ int main(int argc, char **argv) {
}
// Flush encoder.
while (encode_frame(&codec, NULL, -1, writer)) {}
while (encode_frame(&codec, NULL, -1, writer)) {
}
printf("\n");
fclose(infile);
printf("Processed %d frames.\n", frame_count);
vpx_img_free(&raw);
if (vpx_codec_destroy(&codec))
die_codec(&codec, "Failed to destroy codec.");
if (vpx_codec_destroy(&codec)) die_codec(&codec, "Failed to destroy codec.");
vpx_video_writer_close(writer);

17
examples/simple_decoder.c
View File

@@ -8,7 +8,6 @@
* be found in the AUTHORS file in the root of the source tree.
*/
// Simple Decoder
// ==============
//
@@ -103,12 +102,10 @@ int main(int argc, char **argv) {
exec_name = argv[0];
if (argc != 3)
die("Invalid number of arguments.");
if (argc != 3) die("Invalid number of arguments.");
reader = vpx_video_reader_open(argv[1]);
if (!reader)
die("Failed to open %s for reading.", argv[1]);
if (!reader) die("Failed to open %s for reading.", argv[1]);
if (!(outfile = fopen(argv[2], "wb")))
die("Failed to open %s for writing.", argv[2]);
@@ -116,8 +113,7 @@ int main(int argc, char **argv) {
info = vpx_video_reader_get_info(reader);
decoder = get_vpx_decoder_by_fourcc(info->codec_fourcc);
if (!decoder)
die("Unknown input codec.");
if (!decoder) die("Unknown input codec.");
printf("Using %s\n", vpx_codec_iface_name(decoder->codec_interface()));
@@ -128,8 +124,8 @@ int main(int argc, char **argv) {
vpx_codec_iter_t iter = NULL;
vpx_image_t *img = NULL;
size_t frame_size = 0;
const unsigned char *frame = vpx_video_reader_get_frame(reader,
&frame_size);
const unsigned char *frame =
vpx_video_reader_get_frame(reader, &frame_size);
if (vpx_codec_decode(&codec, frame, (unsigned int)frame_size, NULL, 0))
die_codec(&codec, "Failed to decode frame.");
@@ -140,8 +136,7 @@ int main(int argc, char **argv) {
}
printf("Processed %d frames.\n", frame_cnt);
if (vpx_codec_destroy(&codec))
die_codec(&codec, "Failed to destroy codec");
if (vpx_codec_destroy(&codec)) die_codec(&codec, "Failed to destroy codec");
printf("Play: ffplay -f rawvideo -pix_fmt yuv420p -s %dx%d %s\n",
info->frame_width, info->frame_height, argv[2]);

55
examples/simple_encoder.c
View File

@@ -109,32 +109,27 @@ static const char *exec_name;
void usage_exit(void) {
fprintf(stderr,
"Usage: %s <codec> <width> <height> <infile> <outfile> "
"<keyframe-interval> <error-resilient> <frames to encode>\n"
"See comments in simple_encoder.c for more information.\n",
"<keyframe-interval> <error-resilient> <frames to encode>\n"
"See comments in simple_encoder.c for more information.\n",
exec_name);
exit(EXIT_FAILURE);
}
static int encode_frame(vpx_codec_ctx_t *codec,
vpx_image_t *img,
int frame_index,
int flags,
VpxVideoWriter *writer) {
static int encode_frame(vpx_codec_ctx_t *codec, vpx_image_t *img,
int frame_index, int flags, VpxVideoWriter *writer) {
int got_pkts = 0;
vpx_codec_iter_t iter = NULL;
const vpx_codec_cx_pkt_t *pkt = NULL;
const vpx_codec_err_t res = vpx_codec_encode(codec, img, frame_index, 1,
flags, VPX_DL_GOOD_QUALITY);
if (res != VPX_CODEC_OK)
die_codec(codec, "Failed to encode frame");
const vpx_codec_err_t res =
vpx_codec_encode(codec, img, frame_index, 1, flags, VPX_DL_GOOD_QUALITY);
if (res != VPX_CODEC_OK) die_codec(codec, "Failed to encode frame");
while ((pkt = vpx_codec_get_cx_data(codec, &iter)) != NULL) {
got_pkts = 1;
if (pkt->kind == VPX_CODEC_CX_FRAME_PKT) {
const int keyframe = (pkt->data.frame.flags & VPX_FRAME_IS_KEY) != 0;
if (!vpx_video_writer_write_frame(writer,
pkt->data.frame.buf,
if (!vpx_video_writer_write_frame(writer, pkt->data.frame.buf,
pkt->data.frame.sz,
pkt->data.frame.pts)) {
die_codec(codec, "Failed to write compressed frame");
@@ -155,7 +150,7 @@ int main(int argc, char **argv) {
int frame_count = 0;
vpx_image_t raw;
vpx_codec_err_t res;
VpxVideoInfo info = {0};
VpxVideoInfo info = { 0 };
VpxVideoWriter *writer = NULL;
const VpxInterface *encoder = NULL;
const int fps = 30;
@@ -172,8 +167,7 @@ int main(int argc, char **argv) {
exec_name = argv[0];
if (argc != 9)
die("Invalid number of arguments");
if (argc != 9) die("Invalid number of arguments");
codec_arg = argv[1];
width_arg = argv[2];
@@ -184,8 +178,7 @@ int main(int argc, char **argv) {
max_frames = strtol(argv[8], NULL, 0);
encoder = get_vpx_encoder_by_name(codec_arg);
if (!encoder)
die("Unsupported codec.");
if (!encoder) die("Unsupported codec.");
info.codec_fourcc = encoder->fourcc;
info.frame_width = strtol(width_arg, NULL, 0);
@@ -193,27 +186,23 @@ int main(int argc, char **argv) {
info.time_base.numerator = 1;
info.time_base.denominator = fps;
if (info.frame_width <= 0 ||
info.frame_height <= 0 ||
(info.frame_width % 2) != 0 ||
(info.frame_height % 2) != 0) {
if (info.frame_width <= 0 || info.frame_height <= 0 ||
(info.frame_width % 2) != 0 || (info.frame_height % 2) != 0) {
die("Invalid frame size: %dx%d", info.frame_width, info.frame_height);
}
if (!vpx_img_alloc(&raw, VPX_IMG_FMT_I420, info.frame_width,
info.frame_height, 1)) {
info.frame_height, 1)) {
die("Failed to allocate image.");
}
keyframe_interval = strtol(keyframe_interval_arg, NULL, 0);
if (keyframe_interval < 0)
die("Invalid keyframe interval value.");
if (keyframe_interval < 0) die("Invalid keyframe interval value.");
printf("Using %s\n", vpx_codec_iface_name(encoder->codec_interface()));
res = vpx_codec_enc_config_default(encoder->codec_interface(), &cfg, 0);
if (res)
die_codec(&codec, "Failed to get default codec config.");
if (res) die_codec(&codec, "Failed to get default codec config.");
cfg.g_w = info.frame_width;
cfg.g_h = info.frame_height;
@@ -223,8 +212,7 @@ int main(int argc, char **argv) {
cfg.g_error_resilient = strtol(argv[7], NULL, 0);
writer = vpx_video_writer_open(outfile_arg, kContainerIVF, &info);
if (!writer)
die("Failed to open %s for writing.", outfile_arg);
if (!writer) die("Failed to open %s for writing.", outfile_arg);
if (!(infile = fopen(infile_arg, "rb")))
die("Failed to open %s for reading.", infile_arg);
@@ -239,20 +227,19 @@ int main(int argc, char **argv) {
flags |= VPX_EFLAG_FORCE_KF;
encode_frame(&codec, &raw, frame_count++, flags, writer);
frames_encoded++;
if (max_frames > 0 && frames_encoded >= max_frames)
break;
if (max_frames > 0 && frames_encoded >= max_frames) break;
}
// Flush encoder.
while (encode_frame(&codec, NULL, -1, 0, writer)) {};
while (encode_frame(&codec, NULL, -1, 0, writer)) {
}
printf("\n");
fclose(infile);
printf("Processed %d frames.\n", frame_count);
vpx_img_free(&raw);
if (vpx_codec_destroy(&codec))
die_codec(&codec, "Failed to destroy codec.");
if (vpx_codec_destroy(&codec)) die_codec(&codec, "Failed to destroy codec.");
vpx_video_writer_close(writer);

101
examples/twopass_encoder.c
View File

@@ -61,25 +61,21 @@ static const char *exec_name;
void usage_exit(void) {
fprintf(stderr,
"Usage: %s <codec> <width> <height> <infile> <outfile> "
"<frame limit>\n",
"<frame limit>\n",
exec_name);
exit(EXIT_FAILURE);
}
static int get_frame_stats(vpx_codec_ctx_t *ctx,
const vpx_image_t *img,
vpx_codec_pts_t pts,
unsigned int duration,
vpx_enc_frame_flags_t flags,
unsigned int deadline,
static int get_frame_stats(vpx_codec_ctx_t *ctx, const vpx_image_t *img,
vpx_codec_pts_t pts, unsigned int duration,
vpx_enc_frame_flags_t flags, unsigned int deadline,
vpx_fixed_buf_t *stats) {
int got_pkts = 0;
vpx_codec_iter_t iter = NULL;
const vpx_codec_cx_pkt_t *pkt = NULL;
const vpx_codec_err_t res = vpx_codec_encode(ctx, img, pts, duration, flags,
deadline);
if (res != VPX_CODEC_OK)
die_codec(ctx, "Failed to get frame stats.");
const vpx_codec_err_t res =
vpx_codec_encode(ctx, img, pts, duration, flags, deadline);
if (res != VPX_CODEC_OK) die_codec(ctx, "Failed to get frame stats.");
while ((pkt = vpx_codec_get_cx_data(ctx, &iter)) != NULL) {
got_pkts = 1;
@@ -96,20 +92,16 @@ static int get_frame_stats(vpx_codec_ctx_t *ctx,
return got_pkts;
}
static int encode_frame(vpx_codec_ctx_t *ctx,
const vpx_image_t *img,
vpx_codec_pts_t pts,
unsigned int duration,
vpx_enc_frame_flags_t flags,
unsigned int deadline,
static int encode_frame(vpx_codec_ctx_t *ctx, const vpx_image_t *img,
vpx_codec_pts_t pts, unsigned int duration,
vpx_enc_frame_flags_t flags, unsigned int deadline,
VpxVideoWriter *writer) {
int got_pkts = 0;
vpx_codec_iter_t iter = NULL;
const vpx_codec_cx_pkt_t *pkt = NULL;
const vpx_codec_err_t res = vpx_codec_encode(ctx, img, pts, duration, flags,
deadline);
if (res != VPX_CODEC_OK)
die_codec(ctx, "Failed to encode frame.");
const vpx_codec_err_t res =
vpx_codec_encode(ctx, img, pts, duration, flags, deadline);
if (res != VPX_CODEC_OK) die_codec(ctx, "Failed to encode frame.");
while ((pkt = vpx_codec_get_cx_data(ctx, &iter)) != NULL) {
got_pkts = 1;
@@ -117,8 +109,8 @@ static int encode_frame(vpx_codec_ctx_t *ctx,
const int keyframe = (pkt->data.frame.flags & VPX_FRAME_IS_KEY) != 0;
if (!vpx_video_writer_write_frame(writer, pkt->data.frame.buf,
pkt->data.frame.sz,
pkt->data.frame.pts))
pkt->data.frame.sz,
pkt->data.frame.pts))
die_codec(ctx, "Failed to write compressed frame.");
printf(keyframe ? "K" : ".");
fflush(stdout);
@@ -128,14 +120,12 @@ static int encode_frame(vpx_codec_ctx_t *ctx,
return got_pkts;
}
static vpx_fixed_buf_t pass0(vpx_image_t *raw,
FILE *infile,
static vpx_fixed_buf_t pass0(vpx_image_t *raw, FILE *infile,
const VpxInterface *encoder,
const vpx_codec_enc_cfg_t *cfg,
int max_frames) {
const vpx_codec_enc_cfg_t *cfg, int max_frames) {
vpx_codec_ctx_t codec;
int frame_count = 0;
vpx_fixed_buf_t stats = {NULL, 0};
vpx_fixed_buf_t stats = { NULL, 0 };
if (vpx_codec_enc_init(&codec, encoder->codec_interface(), cfg, 0))
die_codec(&codec, "Failed to initialize encoder");
@@ -145,40 +135,33 @@ static vpx_fixed_buf_t pass0(vpx_image_t *raw,
++frame_count;
get_frame_stats(&codec, raw, frame_count, 1, 0, VPX_DL_GOOD_QUALITY,
&stats);
if (max_frames > 0 && frame_count >= max_frames)
break;
if (max_frames > 0 && frame_count >= max_frames) break;
}
// Flush encoder.
while (get_frame_stats(&codec, NULL, frame_count, 1, 0,
VPX_DL_GOOD_QUALITY, &stats)) {}
while (get_frame_stats(&codec, NULL, frame_count, 1, 0, VPX_DL_GOOD_QUALITY,
&stats)) {
}
printf("Pass 0 complete. Processed %d frames.\n", frame_count);
if (vpx_codec_destroy(&codec))
die_codec(&codec, "Failed to destroy codec.");
if (vpx_codec_destroy(&codec)) die_codec(&codec, "Failed to destroy codec.");
return stats;
}
static void pass1(vpx_image_t *raw,
FILE *infile,
const char *outfile_name,
const VpxInterface *encoder,
const vpx_codec_enc_cfg_t *cfg,
static void pass1(vpx_image_t *raw, FILE *infile, const char *outfile_name,
const VpxInterface *encoder, const vpx_codec_enc_cfg_t *cfg,
int max_frames) {
VpxVideoInfo info = {
encoder->fourcc,
cfg->g_w,
cfg->g_h,
{cfg->g_timebase.num, cfg->g_timebase.den}
};
VpxVideoInfo info = { encoder->fourcc,
cfg->g_w,
cfg->g_h,
{ cfg->g_timebase.num, cfg->g_timebase.den } };
VpxVideoWriter *writer = NULL;
vpx_codec_ctx_t codec;
int frame_count = 0;
writer = vpx_video_writer_open(outfile_name, kContainerIVF, &info);
if (!writer)
die("Failed to open %s for writing", outfile_name);
if (!writer) die("Failed to open %s for writing", outfile_name);
if (vpx_codec_enc_init(&codec, encoder->codec_interface(), cfg, 0))
die_codec(&codec, "Failed to initialize encoder");
@@ -188,17 +171,16 @@ static void pass1(vpx_image_t *raw,
++frame_count;
encode_frame(&codec, raw, frame_count, 1, 0, VPX_DL_GOOD_QUALITY, writer);
if (max_frames > 0 && frame_count >= max_frames)
break;
if (max_frames > 0 && frame_count >= max_frames) break;
}
// Flush encoder.
while (encode_frame(&codec, NULL, -1, 1, 0, VPX_DL_GOOD_QUALITY, writer)) {}
while (encode_frame(&codec, NULL, -1, 1, 0, VPX_DL_GOOD_QUALITY, writer)) {
}
printf("\n");
if (vpx_codec_destroy(&codec))
die_codec(&codec, "Failed to destroy codec.");
if (vpx_codec_destroy(&codec)) die_codec(&codec, "Failed to destroy codec.");
vpx_video_writer_close(writer);
@@ -215,8 +197,8 @@ int main(int argc, char **argv) {
vpx_fixed_buf_t stats;
const VpxInterface *encoder = NULL;
const int fps = 30; // TODO(dkovalev) add command line argument
const int bitrate = 200; // kbit/s TODO(dkovalev) add command line argument
const int fps = 30; // TODO(dkovalev) add command line argument
const int bitrate = 200; // kbit/s TODO(dkovalev) add command line argument
const char *const codec_arg = argv[1];
const char *const width_arg = argv[2];
const char *const height_arg = argv[3];
@@ -225,19 +207,17 @@ int main(int argc, char **argv) {
int max_frames = 0;
exec_name = argv[0];
if (argc != 7)
die("Invalid number of arguments.");
if (argc != 7) die("Invalid number of arguments.");
max_frames = strtol(argv[6], NULL, 0);
encoder = get_vpx_encoder_by_name(codec_arg);
if (!encoder)
die("Unsupported codec.");
if (!encoder) die("Unsupported codec.");
w = strtol(width_arg, NULL, 0);
h = strtol(height_arg, NULL, 0);
if (w <= 0 || h <= 0 || (w % 2) != 0 || (h % 2) != 0)
if (w <= 0 || h <= 0 || (w % 2) != 0 || (h % 2) != 0)
die("Invalid frame size: %dx%d", w, h);
if (!vpx_img_alloc(&raw, VPX_IMG_FMT_I420, w, h, 1))
@@ -247,8 +227,7 @@ int main(int argc, char **argv) {
// Configuration
res = vpx_codec_enc_config_default(encoder->codec_interface(), &cfg, 0);
if (res)
die_codec(&codec, "Failed to get default codec config.");
if (res) die_codec(&codec, "Failed to get default codec config.");
cfg.g_w = w;
cfg.g_h = h;

113
examples/vpxcx_set_ref.c
View File

@@ -8,7 +8,6 @@
* be found in the AUTHORS file in the root of the source tree.
*/
// VP10 Set Reference Frame
// ============================
//
@@ -61,7 +60,8 @@
static const char *exec_name;
void usage_exit() {
fprintf(stderr, "Usage: %s <codec> <width> <height> <infile> <outfile> "
fprintf(stderr,
"Usage: %s <codec> <width> <height> <infile> <outfile> "
"<frame> <limit(optional)>\n",
exec_name);
exit(EXIT_FAILURE);
@@ -70,8 +70,7 @@ void usage_exit() {
static int compare_img(const vpx_image_t *const img1,
const vpx_image_t *const img2) {
uint32_t l_w = img1->d_w;
uint32_t c_w =
(img1->d_w + img1->x_chroma_shift) >> img1->x_chroma_shift;
uint32_t c_w = (img1->d_w + img1->x_chroma_shift) >> img1->x_chroma_shift;
const uint32_t c_h =
(img1->d_h + img1->y_chroma_shift) >> img1->y_chroma_shift;
uint32_t i;
@@ -99,10 +98,10 @@ static int compare_img(const vpx_image_t *const img1,
return match;
}
#define mmin(a, b) ((a) < (b) ? (a) : (b))
#define mmin(a, b) ((a) < (b) ? (a) : (b))
static void find_mismatch(const vpx_image_t *const img1,
const vpx_image_t *const img2,
int yloc[4], int uloc[4], int vloc[4]) {
const vpx_image_t *const img2, int yloc[4],
int uloc[4], int vloc[4]) {
const uint32_t bsize = 64;
const uint32_t bsizey = bsize >> img1->y_chroma_shift;
const uint32_t bsizex = bsize >> img1->x_chroma_shift;
@@ -190,21 +189,18 @@ static void find_mismatch(const vpx_image_t *const img1,
}
}
static void testing_decode(vpx_codec_ctx_t *encoder,
vpx_codec_ctx_t *decoder,
vpx_codec_enc_cfg_t *cfg,
unsigned int frame_out,
static void testing_decode(vpx_codec_ctx_t *encoder, vpx_codec_ctx_t *decoder,
vpx_codec_enc_cfg_t *cfg, unsigned int frame_out,
int *mismatch_seen) {
vpx_image_t enc_img, dec_img;
struct vp9_ref_frame ref_enc, ref_dec;
if (*mismatch_seen)
return;
if (*mismatch_seen) return;
ref_enc.idx = 0;
ref_dec.idx = 0;
if (vpx_codec_control(encoder, VP9_GET_REFERENCE, &ref_enc))
die_codec(encoder, "Failed to get encoder reference frame");
die_codec(encoder, "Failed to get encoder reference frame");
enc_img = ref_enc.img;
if (vpx_codec_control(decoder, VP9_GET_REFERENCE, &ref_dec))
die_codec(decoder, "Failed to get decoder reference frame");
@@ -216,37 +212,31 @@ static void testing_decode(vpx_codec_ctx_t *encoder,
*mismatch_seen = 1;
find_mismatch(&enc_img, &dec_img, y, u, v);
printf("Encode/decode mismatch on frame %d at"
" Y[%d, %d] {%d/%d},"
" U[%d, %d] {%d/%d},"
" V[%d, %d] {%d/%d}",
frame_out,
y[0], y[1], y[2], y[3],
u[0], u[1], u[2], u[3],
v[0], v[1], v[2], v[3]);
printf(
"Encode/decode mismatch on frame %d at"
" Y[%d, %d] {%d/%d},"
" U[%d, %d] {%d/%d},"
" V[%d, %d] {%d/%d}",
frame_out, y[0], y[1], y[2], y[3], u[0], u[1], u[2], u[3], v[0], v[1],
v[2], v[3]);
}
vpx_img_free(&enc_img);
vpx_img_free(&dec_img);
}
static int encode_frame(vpx_codec_ctx_t *ecodec,
vpx_codec_enc_cfg_t *cfg,
vpx_image_t *img,
unsigned int frame_in,
VpxVideoWriter *writer,
int test_decode,
vpx_codec_ctx_t *dcodec,
unsigned int *frame_out,
static int encode_frame(vpx_codec_ctx_t *ecodec, vpx_codec_enc_cfg_t *cfg,
vpx_image_t *img, unsigned int frame_in,
VpxVideoWriter *writer, int test_decode,
vpx_codec_ctx_t *dcodec, unsigned int *frame_out,
int *mismatch_seen) {
int got_pkts = 0;
vpx_codec_iter_t iter = NULL;
const vpx_codec_cx_pkt_t *pkt = NULL;
int got_data;
const vpx_codec_err_t res = vpx_codec_encode(ecodec, img, frame_in, 1,
0, VPX_DL_GOOD_QUALITY);
if (res != VPX_CODEC_OK)
die_codec(ecodec, "Failed to encode frame");
const vpx_codec_err_t res =
vpx_codec_encode(ecodec, img, frame_in, 1, 0, VPX_DL_GOOD_QUALITY);
if (res != VPX_CODEC_OK) die_codec(ecodec, "Failed to encode frame");
got_data = 0;
@@ -257,11 +247,10 @@ static int encode_frame(vpx_codec_ctx_t *ecodec,
const int keyframe = (pkt->data.frame.flags & VPX_FRAME_IS_KEY) != 0;
if (!(pkt->data.frame.flags & VPX_FRAME_IS_FRAGMENT)) {
*frame_out += 1;
}
*frame_out += 1;
}
if (!vpx_video_writer_write_frame(writer,
pkt->data.frame.buf,
if (!vpx_video_writer_write_frame(writer, pkt->data.frame.buf,
pkt->data.frame.sz,
pkt->data.frame.pts)) {
die_codec(ecodec, "Failed to write compressed frame");
@@ -290,12 +279,12 @@ static int encode_frame(vpx_codec_ctx_t *ecodec,
int main(int argc, char **argv) {
FILE *infile = NULL;
// Encoder
vpx_codec_ctx_t ecodec = {0};
vpx_codec_enc_cfg_t cfg = {0};
vpx_codec_ctx_t ecodec = { 0 };
vpx_codec_enc_cfg_t cfg = { 0 };
unsigned int frame_in = 0;
vpx_image_t raw;
vpx_codec_err_t res;
VpxVideoInfo info = {0};
VpxVideoInfo info = { 0 };
VpxVideoWriter *writer = NULL;
const VpxInterface *encoder = NULL;
@@ -320,8 +309,7 @@ int main(int argc, char **argv) {
unsigned int limit = 0;
exec_name = argv[0];
if (argc < 7)
die("Invalid number of arguments");
if (argc < 7) die("Invalid number of arguments");
codec_arg = argv[1];
width_arg = argv[2];
@@ -330,15 +318,13 @@ int main(int argc, char **argv) {
outfile_arg = argv[5];
encoder = get_vpx_encoder_by_name(codec_arg);
if (!encoder)
die("Unsupported codec.");
if (!encoder) die("Unsupported codec.");
update_frame_num = atoi(argv[6]);
// In VP10, the reference buffers (cm->buffer_pool->frame_bufs[i].buf) are
// allocated while calling vpx_codec_encode(), thus, setting reference for
// 1st frame isn't supported.
if (update_frame_num <= 1)
die("Couldn't parse frame number '%s'\n", argv[6]);
if (update_frame_num <= 1) die("Couldn't parse frame number '%s'\n", argv[6]);
if (argc > 7) {
limit = atoi(argv[7]);
@@ -352,23 +338,20 @@ int main(int argc, char **argv) {
info.time_base.numerator = 1;
info.time_base.denominator = fps;
if (info.frame_width <= 0 ||
info.frame_height <= 0 ||
(info.frame_width % 2) != 0 ||
(info.frame_height % 2) != 0) {
if (info.frame_width <= 0 || info.frame_height <= 0 ||
(info.frame_width % 2) != 0 || (info.frame_height % 2) != 0) {
die("Invalid frame size: %dx%d", info.frame_width, info.frame_height);
}
if (!vpx_img_alloc(&raw, VPX_IMG_FMT_I420, info.frame_width,
info.frame_height, 1)) {
info.frame_height, 1)) {
die("Failed to allocate image.");
}
printf("Using %s\n", vpx_codec_iface_name(encoder->codec_interface()));
res = vpx_codec_enc_config_default(encoder->codec_interface(), &cfg, 0);
if (res)
die_codec(&ecodec, "Failed to get default codec config.");
if (res) die_codec(&ecodec, "Failed to get default codec config.");
cfg.g_w = info.frame_width;
cfg.g_h = info.frame_height;
@@ -378,8 +361,7 @@ int main(int argc, char **argv) {
cfg.g_lag_in_frames = 3;
writer = vpx_video_writer_open(outfile_arg, kContainerIVF, &info);
if (!writer)
die("Failed to open %s for writing.", outfile_arg);
if (!writer) die("Failed to open %s for writing.", outfile_arg);
if (!(infile = fopen(infile_arg, "rb")))
die("Failed to open %s for reading.", infile_arg);
@@ -392,15 +374,14 @@ int main(int argc, char **argv) {
die_codec(&ecodec, "Failed to set enable auto alt ref");
if (test_decode) {
const VpxInterface *decoder = get_vpx_decoder_by_name(codec_arg);
if (vpx_codec_dec_init(&dcodec, decoder->codec_interface(), NULL, 0))
die_codec(&dcodec, "Failed to initialize decoder.");
const VpxInterface *decoder = get_vpx_decoder_by_name(codec_arg);
if (vpx_codec_dec_init(&dcodec, decoder->codec_interface(), NULL, 0))
die_codec(&dcodec, "Failed to initialize decoder.");
}
// Encode frames.
while (vpx_img_read(&raw, infile)) {
if (limit && frame_in >= limit)
break;
if (limit && frame_in >= limit) break;
if (update_frame_num > 1 && frame_out + 1 == update_frame_num) {
vpx_ref_frame_t ref;
ref.frame_type = VP8_LAST_FRAME;
@@ -418,17 +399,17 @@ int main(int argc, char **argv) {
}
}
encode_frame(&ecodec, &cfg, &raw, frame_in, writer, test_decode,
&dcodec, &frame_out, &mismatch_seen);
encode_frame(&ecodec, &cfg, &raw, frame_in, writer, test_decode, &dcodec,
&frame_out, &mismatch_seen);
frame_in++;
if (mismatch_seen)
break;
if (mismatch_seen) break;
}
// Flush encoder.
if (!mismatch_seen)
while (encode_frame(&ecodec, &cfg, NULL, frame_in, writer, test_decode,
&dcodec, &frame_out, &mismatch_seen)) {}
&dcodec, &frame_out, &mismatch_seen)) {
}
printf("\n");
fclose(infile);