C++ (Cpp) mem_put_le16 Beispiele

Beispiel #1

Datei: ivfenc.c Projekt: Brainiarc7/libvpx

void ivf_write_file_header(FILE *outfile,
                           const struct vpx_codec_enc_cfg *cfg,
                           unsigned int fourcc,
                           int frame_cnt) {
  char header[32];

  if (cfg->g_pass != VPX_RC_ONE_PASS && cfg->g_pass != VPX_RC_LAST_PASS)
    return;

  header[0] = 'D';
  header[1] = 'K';
  header[2] = 'I';
  header[3] = 'F';
  mem_put_le16(header + 4,  0);                 /* version */
  mem_put_le16(header + 6,  32);                /* headersize */
  mem_put_le32(header + 8,  fourcc);            /* four CC */
  mem_put_le16(header + 12, cfg->g_w);          /* width */
  mem_put_le16(header + 14, cfg->g_h);          /* height */
  mem_put_le32(header + 16, cfg->g_timebase.den); /* rate */
  mem_put_le32(header + 20, cfg->g_timebase.num); /* scale */
  mem_put_le32(header + 24, frame_cnt);         /* length */
  mem_put_le32(header + 28, 0);                 /* unused */

  (void) fwrite(header, 1, 32, outfile);
}

Beispiel #2

Datei: vpx_encoder.c Projekt: Akagi201/video-encoder

static void write_ivf_file_header(FILE *outfile,
        const vpx_codec_enc_cfg_t *cfg,
        int frame_cnt) {
    char header[32];

    if ((cfg->g_pass != VPX_RC_ONE_PASS) && (cfg->g_pass != VPX_RC_LAST_PASS)) {
        return;
    }
    header[0] = 'D';
    header[1] = 'K';
    header[2] = 'I';
    header[3] = 'F';
    mem_put_le16(header + 4, 0);                   /* version */
    mem_put_le16(header + 6, 32);                  /* headersize */
    mem_put_le32(header + 8, fourcc);              /* headersize */
    mem_put_le16(header + 12, cfg->g_w);            /* width */
    mem_put_le16(header + 14, cfg->g_h);            /* height */
    mem_put_le32(header + 16, cfg->g_timebase.den); /* rate */
    mem_put_le32(header + 20, cfg->g_timebase.num); /* scale */
    mem_put_le32(header + 24, frame_cnt);           /* length */
    mem_put_le32(header + 28, 0);                   /* unused */

    fwrite(header, 1, 32, outfile);

    return;
}