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Implement av_get_pix_fmt(), and deprecate avcodec_get_pix_fmt().

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Originally committed as revision 21545 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini
2010-01-30 18:50:00 +00:00
parent 7b0b81a16d
commit 80a07f6e47
5 changed files with 59 additions and 32 deletions
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37
libavutil/pixdesc.c
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@@ -654,6 +654,43 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
};
static enum PixelFormat get_pix_fmt_internal(const char *name)
{
enum PixelFormat pix_fmt;
for (pix_fmt = 0; pix_fmt < PIX_FMT_NB; pix_fmt++)
if (av_pix_fmt_descriptors[pix_fmt].name &&
!strcmp(av_pix_fmt_descriptors[pix_fmt].name, name))
return pix_fmt;
return PIX_FMT_NONE;
}
#if HAVE_BIGENDIAN
# define X_NE(be, le) be
#else
# define X_NE(be, le) le
#endif
enum PixelFormat av_get_pix_fmt(const char *name)
{
enum PixelFormat pix_fmt;
if (!strcmp(name, "rgb32"))
name = X_NE("argb", "bgra");
else if (!strcmp(name, "bgr32"))
name = X_NE("abgr", "rgba");
pix_fmt = get_pix_fmt_internal(name);
if (pix_fmt == PIX_FMT_NONE) {
char name2[32];
snprintf(name2, sizeof(name2), "%s%s", name, X_NE("be", "le"));
pix_fmt = get_pix_fmt_internal(name2);
}
return pix_fmt;
}
int av_get_bits_per_pixel(const AVPixFmtDescriptor *pixdesc)
{
int c, bits = 0;