AVCodec *dec;
char val_str[128];
AVMetadataTag *tag = NULL;
- char a, b, c, d;
AVRational display_aspect_ratio;
printf("[STREAM]\n");
printf("codec_time_base=%d/%d\n", dec_ctx->time_base.num, dec_ctx->time_base.den);
/* print AVI/FourCC tag */
- a = dec_ctx->codec_tag & 0xff;
- b = dec_ctx->codec_tag>>8 & 0xff;
- c = dec_ctx->codec_tag>>16 & 0xff;
- d = dec_ctx->codec_tag>>24 & 0xff;
- printf("codec_tag_string=");
- if (isprint(a)) printf("%c", a); else printf("[%d]", a);
- if (isprint(b)) printf("%c", b); else printf("[%d]", b);
- if (isprint(c)) printf("%c", c); else printf("[%d]", c);
- if (isprint(d)) printf("%c", d); else printf("[%d]", d);
- printf("\ncodec_tag=0x%04x\n", dec_ctx->codec_tag);
+ av_get_codec_tag_string(val_str, sizeof(val_str), dec_ctx->codec_tag);
+ printf("codec_tag_string=%s\n", val_str);
+ printf("codec_tag=0x%04x\n", dec_ctx->codec_tag);
switch (dec_ctx->codec_type) {
case AVMEDIA_TYPE_VIDEO:
#include "libavutil/avutil.h"
#define LIBAVCODEC_VERSION_MAJOR 52
-#define LIBAVCODEC_VERSION_MINOR 72
-#define LIBAVCODEC_VERSION_MICRO 1
+#define LIBAVCODEC_VERSION_MINOR 73
+#define LIBAVCODEC_VERSION_MICRO 0
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \
*/
unsigned int avcodec_pix_fmt_to_codec_tag(enum PixelFormat pix_fmt);
+/**
+ * Puts a string representing the codec tag codec_tag in buf.
+ *
+ * @param buf_size size in bytes of buf
+ * @return the length of the string that would have been generated if
+ * enough space had been available, excluding the trailing null
+ */
+size_t av_get_codec_tag_string(char *buf, size_t buf_size, unsigned int codec_tag);
+
#define FF_LOSS_RESOLUTION 0x0001 /**< loss due to resolution change */
#define FF_LOSS_DEPTH 0x0002 /**< loss due to color depth change */
#define FF_LOSS_COLORSPACE 0x0004 /**< loss due to color space conversion */
return bit_rate;
}
+size_t av_get_codec_tag_string(char *buf, size_t buf_size, unsigned int codec_tag)
+{
+ int i, len, ret = 0;
+
+ for (i = 0; i < 4; i++) {
+ len = snprintf(buf, buf_size,
+ isprint(codec_tag&0xFF) ? "%c" : "[%d]", codec_tag&0xFF);
+ buf += len;
+ buf_size = buf_size > len ? buf_size - len : 0;
+ ret += len;
+ codec_tag>>=8;
+ }
+ return ret;
+}
+
void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode)
{
const char *codec_name;