104#include "../tools_common.h" 
  105#include "../video_writer.h" 
  107static const char *exec_name;
 
  109void usage_exit(
void) {
 
  111          "Usage: %s <codec> <width> <height> <infile> <outfile> " 
  112          "<keyframe-interval> <error-resilient> <frames to encode>\n" 
  113          "See comments in simple_encoder.c for more information.\n",
 
  119                        int frame_index, 
int flags, VpxVideoWriter *writer) {
 
  125  if (res != 
VPX_CODEC_OK) die_codec(codec, 
"Failed to encode frame");
 
  132      if (!vpx_video_writer_write_frame(writer, pkt->
data.
frame.
buf,
 
  135        die_codec(codec, 
"Failed to write compressed frame");
 
  137      printf(keyframe ? 
"K" : 
".");
 
  146int main(
int argc, 
char **argv) {
 
  153  VpxVideoInfo info = { 0, 0, 0, { 0, 0 } };
 
  154  VpxVideoWriter *writer = NULL;
 
  155  const VpxInterface *encoder = NULL;
 
  157  const int bitrate = 200;
 
  158  int keyframe_interval = 0;
 
  160  int frames_encoded = 0;
 
  161  const char *codec_arg = NULL;
 
  162  const char *width_arg = NULL;
 
  163  const char *height_arg = NULL;
 
  164  const char *infile_arg = NULL;
 
  165  const char *outfile_arg = NULL;
 
  166  const char *keyframe_interval_arg = NULL;
 
  170  if (argc != 9) die(
"Invalid number of arguments");
 
  174  height_arg = argv[3];
 
  175  infile_arg = argv[4];
 
  176  outfile_arg = argv[5];
 
  177  keyframe_interval_arg = argv[6];
 
  178  max_frames = (int)strtol(argv[8], NULL, 0);
 
  180  encoder = get_vpx_encoder_by_name(codec_arg);
 
  181  if (!encoder) die(
"Unsupported codec.");
 
  183  info.codec_fourcc = encoder->fourcc;
 
  184  info.frame_width = (int)strtol(width_arg, NULL, 0);
 
  185  info.frame_height = (int)strtol(height_arg, NULL, 0);
 
  186  info.time_base.numerator = 1;
 
  187  info.time_base.denominator = fps;
 
  189  if (info.frame_width <= 0 || info.frame_height <= 0 ||
 
  190      (info.frame_width % 2) != 0 || (info.frame_height % 2) != 0) {
 
  191    die(
"Invalid frame size: %dx%d", info.frame_width, info.frame_height);
 
  195                     info.frame_height, 1)) {
 
  196    die(
"Failed to allocate image.");
 
  199  keyframe_interval = (int)strtol(keyframe_interval_arg, NULL, 0);
 
  200  if (keyframe_interval < 0) die(
"Invalid keyframe interval value.");
 
  205  if (res) die_codec(&codec, 
"Failed to get default codec config.");
 
  207  cfg.
g_w = info.frame_width;
 
  208  cfg.
g_h = info.frame_height;
 
  214  writer = vpx_video_writer_open(outfile_arg, kContainerIVF, &info);
 
  215  if (!writer) die(
"Failed to open %s for writing.", outfile_arg);
 
  217  if (!(infile = fopen(infile_arg, 
"rb")))
 
  218    die(
"Failed to open %s for reading.", infile_arg);
 
  221    die(
"Failed to initialize encoder");
 
  224  while (vpx_img_read(&raw, infile)) {
 
  226    if (keyframe_interval > 0 && frame_count % keyframe_interval == 0)
 
  228    encode_frame(&codec, &raw, frame_count++, flags, writer);
 
  230    if (max_frames > 0 && frames_encoded >= max_frames) 
break;
 
  234  while (encode_frame(&codec, NULL, -1, 0, writer)) {
 
  239  printf(
"Processed %d frames.\n", frame_count);
 
  244  vpx_video_writer_close(writer);
 
vpx_codec_err_t vpx_codec_destroy(vpx_codec_ctx_t *ctx)
Destroy a codec instance.
const void * vpx_codec_iter_t
Iterator.
Definition vpx_codec.h:190
const char * vpx_codec_iface_name(vpx_codec_iface_t *iface)
Return the name for a given interface.
vpx_codec_err_t
Algorithm return codes.
Definition vpx_codec.h:93
@ VPX_CODEC_OK
Operation completed without error.
Definition vpx_codec.h:95
#define vpx_codec_enc_init(ctx, iface, cfg, flags)
Convenience macro for vpx_codec_enc_init_ver()
Definition vpx_encoder.h:900
#define VPX_EFLAG_FORCE_KF
Definition vpx_encoder.h:268
#define VPX_DL_GOOD_QUALITY
deadline parameter analogous to VPx GOOD QUALITY mode.
Definition vpx_encoder.h:1006
const vpx_codec_cx_pkt_t * vpx_codec_get_cx_data(vpx_codec_ctx_t *ctx, vpx_codec_iter_t *iter)
Encoded data iterator.
uint32_t vpx_codec_er_flags_t
Error Resilient flags.
Definition vpx_encoder.h:138
#define VPX_FRAME_IS_KEY
Definition vpx_encoder.h:123
vpx_codec_err_t vpx_codec_enc_config_default(vpx_codec_iface_t *iface, vpx_codec_enc_cfg_t *cfg, unsigned int usage)
Get a default configuration.
vpx_codec_err_t vpx_codec_encode(vpx_codec_ctx_t *ctx, const vpx_image_t *img, vpx_codec_pts_t pts, unsigned long duration, vpx_enc_frame_flags_t flags, vpx_enc_deadline_t deadline)
Encode a frame.
@ VPX_CODEC_CX_FRAME_PKT
Definition vpx_encoder.h:155
Codec context structure.
Definition vpx_codec.h:200
Encoder output packet.
Definition vpx_encoder.h:167
vpx_codec_frame_flags_t flags
Definition vpx_encoder.h:177
enum vpx_codec_cx_pkt_kind kind
Definition vpx_encoder.h:168
struct vpx_codec_cx_pkt::@1::@2 frame
size_t sz
Definition vpx_encoder.h:172
void * buf
Definition vpx_encoder.h:171
vpx_codec_pts_t pts
time stamp to show frame (in timebase units)
Definition vpx_encoder.h:174
union vpx_codec_cx_pkt::@1 data
Encoder configuration structure.
Definition vpx_encoder.h:276
unsigned int g_h
Height of the frame.
Definition vpx_encoder.h:321
vpx_codec_er_flags_t g_error_resilient
Enable error resilient modes.
Definition vpx_encoder.h:359
unsigned int g_w
Width of the frame.
Definition vpx_encoder.h:312
struct vpx_rational g_timebase
Stream timebase units.
Definition vpx_encoder.h:351
unsigned int rc_target_bitrate
Target data rate.
Definition vpx_encoder.h:470
Image Descriptor.
Definition vpx_image.h:76
int den
Definition vpx_encoder.h:228
int num
Definition vpx_encoder.h:227
Describes the encoder algorithm interface to applications.
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.
@ VPX_IMG_FMT_I420
Definition vpx_image.h:42
void vpx_img_free(vpx_image_t *img)
Close an image descriptor.