diff options
| -rw-r--r-- | cmdutils.c | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/cmdutils.c b/cmdutils.c index 050b992984..052cba08cc 100644 --- a/cmdutils.c +++ b/cmdutils.c @@ -2074,6 +2074,30 @@ void *grow_array(void *array, int elem_size, int *size, int new_size) return array; } +double get_rotation(AVStream *st) +{ + AVDictionaryEntry *rotate_tag = av_dict_get(st->metadata, "rotate", NULL, 0); + uint8_t* displaymatrix = av_stream_get_side_data(st, + AV_PKT_DATA_DISPLAYMATRIX, NULL); + double theta = 0; + + if (rotate_tag && *rotate_tag->value && strcmp(rotate_tag->value, "0")) { + char *tail; + theta = av_strtod(rotate_tag->value, &tail); + if (*tail) + theta = 0; + } + if (displaymatrix && !theta) + theta = av_display_rotation_get((int32_t*) displaymatrix); + + theta -= 360*floor(theta/360 + 0.9/360); + + if (fabs(theta - 90*round(theta/90)) > 2) + av_log_ask_for_sample(NULL, "Odd rotation angle\n"); + + return theta; +} + #if CONFIG_AVDEVICE static int print_device_sources(AVInputFormat *fmt, AVDictionary *opts) { @@ -2231,28 +2255,4 @@ int show_sinks(void *optctx, const char *opt, const char *arg) return ret; } -double get_rotation(AVStream *st) -{ - AVDictionaryEntry *rotate_tag = av_dict_get(st->metadata, "rotate", NULL, 0); - uint8_t* displaymatrix = av_stream_get_side_data(st, - AV_PKT_DATA_DISPLAYMATRIX, NULL); - double theta = 0; - - if (rotate_tag && *rotate_tag->value && strcmp(rotate_tag->value, "0")) { - char *tail; - theta = av_strtod(rotate_tag->value, &tail); - if (*tail) - theta = 0; - } - if (displaymatrix && !theta) - theta = av_display_rotation_get((int32_t*) displaymatrix); - - theta -= 360*floor(theta/360 + 0.9/360); - - if (fabs(theta - 90*round(theta/90)) > 2) - av_log_ask_for_sample(NULL, "Odd rotation angle\n"); - - return theta; -} - #endif |