It allocates a dummy sws/swr context and tries setting options on it, apparently to check if they are valid. This is redundant, since the options will be checked if/when they are later applied on a context that is actually used for conversion. |
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|---|---|---|
| .. | ||
| cmdutils.c | ||
| cmdutils.h | ||
| ffmpeg.c | ||
| ffmpeg.h | ||
| ffmpeg_filter.c | ||
| ffmpeg_hw.c | ||
| ffmpeg_opt.c | ||
| ffplay.c | ||
| ffprobe.c | ||
| Makefile | ||
| opt_common.c | ||
| opt_common.h | ||