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lsws: use array for storing the supported in/out information

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Also remove the unnecessary isSupportedIn/Out macros.

Make the code more compact/readable, and simplify the access to
lsws-specific pixel format information.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
This commit is contained in:
Stefano Sabatini 2011-08-04 01:34:49 +02:00 committed by Luca Barbato
parent 1bf6cb85be
commit 347167ecf5
1 changed files with 79 additions and 122 deletions
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201
libswscale/utils.c
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@ -63,133 +63,90 @@ const char *swscale_license(void)
#define RET 0xC3 //near return opcode for x86
#define isSupportedIn(x) ( \
(x)==PIX_FMT_YUV420P \
|| (x)==PIX_FMT_YUVA420P \
|| (x)==PIX_FMT_YUYV422 \
|| (x)==PIX_FMT_UYVY422 \
|| (x)==PIX_FMT_RGB48BE \
|| (x)==PIX_FMT_RGB48LE \
|| (x)==PIX_FMT_RGB32 \
|| (x)==PIX_FMT_RGB32_1 \
|| (x)==PIX_FMT_BGR48BE \
|| (x)==PIX_FMT_BGR48LE \
|| (x)==PIX_FMT_BGR24 \
|| (x)==PIX_FMT_BGR565LE \
|| (x)==PIX_FMT_BGR565BE \
|| (x)==PIX_FMT_BGR555LE \
|| (x)==PIX_FMT_BGR555BE \
|| (x)==PIX_FMT_BGR32 \
|| (x)==PIX_FMT_BGR32_1 \
|| (x)==PIX_FMT_RGB24 \
|| (x)==PIX_FMT_RGB565LE \
|| (x)==PIX_FMT_RGB565BE \
|| (x)==PIX_FMT_RGB555LE \
|| (x)==PIX_FMT_RGB555BE \
|| (x)==PIX_FMT_GRAY8 \
|| (x)==PIX_FMT_Y400A \
|| (x)==PIX_FMT_YUV410P \
|| (x)==PIX_FMT_YUV440P \
|| (x)==PIX_FMT_NV12 \
|| (x)==PIX_FMT_NV21 \
|| (x)==PIX_FMT_GRAY16BE \
|| (x)==PIX_FMT_GRAY16LE \
|| (x)==PIX_FMT_YUV444P \
|| (x)==PIX_FMT_YUV422P \
|| (x)==PIX_FMT_YUV411P \
|| (x)==PIX_FMT_YUVJ420P \
|| (x)==PIX_FMT_YUVJ422P \
|| (x)==PIX_FMT_YUVJ440P \
|| (x)==PIX_FMT_YUVJ444P \
|| (x)==PIX_FMT_PAL8 \
|| (x)==PIX_FMT_BGR8 \
|| (x)==PIX_FMT_RGB8 \
|| (x)==PIX_FMT_BGR4_BYTE \
|| (x)==PIX_FMT_RGB4_BYTE \
|| (x)==PIX_FMT_YUV440P \
|| (x)==PIX_FMT_MONOWHITE \
|| (x)==PIX_FMT_MONOBLACK \
|| (x)==PIX_FMT_YUV420P9LE \
|| (x)==PIX_FMT_YUV444P9LE \
|| (x)==PIX_FMT_YUV420P10LE \
|| (x)==PIX_FMT_YUV422P10LE \
|| (x)==PIX_FMT_YUV444P10LE \
|| (x)==PIX_FMT_YUV420P16LE \
|| (x)==PIX_FMT_YUV422P16LE \
|| (x)==PIX_FMT_YUV444P16LE \
|| (x)==PIX_FMT_YUV420P9BE \
|| (x)==PIX_FMT_YUV444P9BE \
|| (x)==PIX_FMT_YUV420P10BE \
|| (x)==PIX_FMT_YUV444P10BE \
|| (x)==PIX_FMT_YUV422P10BE \
|| (x)==PIX_FMT_YUV420P16BE \
|| (x)==PIX_FMT_YUV422P16BE \
|| (x)==PIX_FMT_YUV444P16BE \
)
typedef struct FormatEntry {
int is_supported_in, is_supported_out;
} FormatEntry;
const static FormatEntry format_entries[PIX_FMT_NB] = {
[PIX_FMT_YUV420P] = { 1 , 1 },
[PIX_FMT_YUYV422] = { 1 , 1 },
[PIX_FMT_RGB24] = { 1 , 1 },
[PIX_FMT_BGR24] = { 1 , 1 },
[PIX_FMT_YUV422P] = { 1 , 1 },
[PIX_FMT_YUV444P] = { 1 , 1 },
[PIX_FMT_YUV410P] = { 1 , 1 },
[PIX_FMT_YUV411P] = { 1 , 1 },
[PIX_FMT_GRAY8] = { 1 , 1 },
[PIX_FMT_MONOWHITE] = { 1 , 1 },
[PIX_FMT_MONOBLACK] = { 1 , 1 },
[PIX_FMT_PAL8] = { 1 , 0 },
[PIX_FMT_YUVJ420P] = { 1 , 1 },
[PIX_FMT_YUVJ422P] = { 1 , 1 },
[PIX_FMT_YUVJ444P] = { 1 , 1 },
[PIX_FMT_UYVY422] = { 1 , 1 },
[PIX_FMT_UYYVYY411] = { 0 , 0 },
[PIX_FMT_BGR8] = { 1 , 1 },
[PIX_FMT_BGR4] = { 0 , 1 },
[PIX_FMT_BGR4_BYTE] = { 1 , 1 },
[PIX_FMT_RGB8] = { 1 , 1 },
[PIX_FMT_RGB4] = { 0 , 1 },
[PIX_FMT_RGB4_BYTE] = { 1 , 1 },
[PIX_FMT_NV12] = { 1 , 1 },
[PIX_FMT_NV21] = { 1 , 1 },
[PIX_FMT_ARGB] = { 1 , 1 },
[PIX_FMT_RGBA] = { 1 , 1 },
[PIX_FMT_ABGR] = { 1 , 1 },
[PIX_FMT_BGRA] = { 1 , 1 },
[PIX_FMT_GRAY16BE] = { 1 , 1 },
[PIX_FMT_GRAY16LE] = { 1 , 1 },
[PIX_FMT_YUV440P] = { 1 , 1 },
[PIX_FMT_YUVJ440P] = { 1 , 1 },
[PIX_FMT_YUVA420P] = { 1 , 1 },
[PIX_FMT_RGB48BE] = { 1 , 1 },
[PIX_FMT_RGB48LE] = { 1 , 1 },
[PIX_FMT_RGB565BE] = { 1 , 1 },
[PIX_FMT_RGB565LE] = { 1 , 1 },
[PIX_FMT_RGB555BE] = { 1 , 1 },
[PIX_FMT_RGB555LE] = { 1 , 1 },
[PIX_FMT_BGR565BE] = { 1 , 1 },
[PIX_FMT_BGR565LE] = { 1 , 1 },
[PIX_FMT_BGR555BE] = { 1 , 1 },
[PIX_FMT_BGR555LE] = { 1 , 1 },
[PIX_FMT_YUV420P16LE] = { 1 , 1 },
[PIX_FMT_YUV420P16BE] = { 1 , 1 },
[PIX_FMT_YUV422P16LE] = { 1 , 1 },
[PIX_FMT_YUV422P16BE] = { 1 , 1 },
[PIX_FMT_YUV444P16LE] = { 1 , 1 },
[PIX_FMT_YUV444P16BE] = { 1 , 1 },
[PIX_FMT_RGB444LE] = { 0 , 1 },
[PIX_FMT_RGB444BE] = { 0 , 1 },
[PIX_FMT_BGR444LE] = { 0 , 1 },
[PIX_FMT_BGR444BE] = { 0 , 1 },
[PIX_FMT_Y400A] = { 1 , 0 },
[PIX_FMT_BGR48BE] = { 1 , 1 },
[PIX_FMT_BGR48LE] = { 1 , 1 },
[PIX_FMT_YUV420P9BE] = { 1 , 1 },
[PIX_FMT_YUV420P9LE] = { 1 , 1 },
[PIX_FMT_YUV420P10BE] = { 1 , 1 },
[PIX_FMT_YUV420P10LE] = { 1 , 1 },
[PIX_FMT_YUV422P10BE] = { 1 , 1 },
[PIX_FMT_YUV422P10LE] = { 1 , 1 },
[PIX_FMT_YUV444P9BE] = { 1 , 0 },
[PIX_FMT_YUV444P9LE] = { 1 , 0 },
[PIX_FMT_YUV444P10BE] = { 1 , 0 },
[PIX_FMT_YUV444P10LE] = { 1 , 0 },
};
int sws_isSupportedInput(enum PixelFormat pix_fmt)
{
return isSupportedIn(pix_fmt);
return (unsigned)pix_fmt < PIX_FMT_NB ?
format_entries[pix_fmt].is_supported_in : 0;
}
#define isSupportedOut(x) ( \
(x)==PIX_FMT_YUV420P \
|| (x)==PIX_FMT_YUVA420P \
|| (x)==PIX_FMT_YUYV422 \
|| (x)==PIX_FMT_UYVY422 \
|| (x)==PIX_FMT_YUV444P \
|| (x)==PIX_FMT_YUV422P \
|| (x)==PIX_FMT_YUV411P \
|| (x)==PIX_FMT_YUVJ420P \
|| (x)==PIX_FMT_YUVJ422P \
|| (x)==PIX_FMT_YUVJ440P \
|| (x)==PIX_FMT_YUVJ444P \
|| isRGBinBytes(x) \
|| isBGRinBytes(x) \
|| (x)==PIX_FMT_RGB565LE \
|| (x)==PIX_FMT_RGB565BE \
|| (x)==PIX_FMT_RGB555LE \
|| (x)==PIX_FMT_RGB555BE \
|| (x)==PIX_FMT_RGB444LE \
|| (x)==PIX_FMT_RGB444BE \
|| (x)==PIX_FMT_BGR565LE \
|| (x)==PIX_FMT_BGR565BE \
|| (x)==PIX_FMT_BGR555LE \
|| (x)==PIX_FMT_BGR555BE \
|| (x)==PIX_FMT_BGR444LE \
|| (x)==PIX_FMT_BGR444BE \
|| (x)==PIX_FMT_RGB8 \
|| (x)==PIX_FMT_BGR8 \
|| (x)==PIX_FMT_RGB4_BYTE \
|| (x)==PIX_FMT_BGR4_BYTE \
|| (x)==PIX_FMT_RGB4 \
|| (x)==PIX_FMT_BGR4 \
|| (x)==PIX_FMT_MONOBLACK \
|| (x)==PIX_FMT_MONOWHITE \
|| (x)==PIX_FMT_NV12 \
|| (x)==PIX_FMT_NV21 \
|| (x)==PIX_FMT_GRAY16BE \
|| (x)==PIX_FMT_GRAY16LE \
|| (x)==PIX_FMT_GRAY8 \
|| (x)==PIX_FMT_YUV410P \
|| (x)==PIX_FMT_YUV440P \
|| (x)==PIX_FMT_YUV420P9LE \
|| (x)==PIX_FMT_YUV420P10LE \
|| (x)==PIX_FMT_YUV420P16LE \
|| (x)==PIX_FMT_YUV422P10LE \
|| (x)==PIX_FMT_YUV422P16LE \
|| (x)==PIX_FMT_YUV444P16LE \
|| (x)==PIX_FMT_YUV420P9BE \
|| (x)==PIX_FMT_YUV420P10BE \
|| (x)==PIX_FMT_YUV422P10BE \
|| (x)==PIX_FMT_YUV420P16BE \
|| (x)==PIX_FMT_YUV422P16BE \
|| (x)==PIX_FMT_YUV444P16BE \
)
int sws_isSupportedOutput(enum PixelFormat pix_fmt)
{
return isSupportedOut(pix_fmt);
return (unsigned)pix_fmt < PIX_FMT_NB ?
format_entries[pix_fmt].is_supported_out : 0;
}
extern const int32_t ff_yuv2rgb_coeffs[8][4];
@ -798,11 +755,11 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
unscaled = (srcW == dstW && srcH == dstH);
if (!isSupportedIn(srcFormat)) {
if (!sws_isSupportedInput(srcFormat)) {
av_log(c, AV_LOG_ERROR, "%s is not supported as input pixel format\n", sws_format_name(srcFormat));
return AVERROR(EINVAL);
}
if (!isSupportedOut(dstFormat)) {
if (!sws_isSupportedOutput(dstFormat)) {
av_log(c, AV_LOG_ERROR, "%s is not supported as output pixel format\n", sws_format_name(dstFormat));
return AVERROR(EINVAL);
}