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-rw-r--r--libswscale/swscale_internal.h171
1 files changed, 114 insertions, 57 deletions
diff --git a/libswscale/swscale_internal.h b/libswscale/swscale_internal.h
index bc36826ea2..930435608b 100644
--- a/libswscale/swscale_internal.h
+++ b/libswscale/swscale_internal.h
@@ -1,20 +1,20 @@
/*
- * Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at>
+ * Copyright (C) 2001-2011 Michael Niedermayer <michaelni@gmx.at>
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
@@ -34,10 +34,14 @@
#define STR(s) AV_TOSTRING(s) // AV_STRINGIFY is too long
+#define YUVRGB_TABLE_HEADROOM 128
+
#define FAST_BGR2YV12 // use 7-bit instead of 15-bit coefficients
#define MAX_FILTER_SIZE 256
+#define DITHER1XBPP
+
#if HAVE_BIGENDIAN
#define ALT32_CORR (-1)
#else
@@ -315,10 +319,10 @@ typedef struct SwsContext {
int dstY; ///< Last destination vertical line output from last slice.
int flags; ///< Flags passed by the user to select scaler algorithm, optimizations, subsampling, etc...
void *yuvTable; // pointer to the yuv->rgb table start so it can be freed()
- uint8_t *table_rV[256];
- uint8_t *table_gU[256];
- int table_gV[256];
- uint8_t *table_bU[256];
+ uint8_t *table_rV[256 + 2*YUVRGB_TABLE_HEADROOM];
+ uint8_t *table_gU[256 + 2*YUVRGB_TABLE_HEADROOM];
+ int table_gV[256 + 2*YUVRGB_TABLE_HEADROOM];
+ uint8_t *table_bU[256 + 2*YUVRGB_TABLE_HEADROOM];
//Colorspace stuff
int contrast, brightness, saturation; // for sws_getColorspaceDetails
@@ -326,6 +330,8 @@ typedef struct SwsContext {
int dstColorspaceTable[4];
int srcRange; ///< 0 = MPG YUV range, 1 = JPG YUV range (source image).
int dstRange; ///< 0 = MPG YUV range, 1 = JPG YUV range (destination image).
+ int src0Alpha;
+ int dst0Alpha;
int yuv2rgb_y_offset;
int yuv2rgb_y_coeff;
int yuv2rgb_v2r_coeff;
@@ -382,8 +388,8 @@ typedef struct SwsContext {
// alignment of these values is not necessary, but merely here
// to maintain the same offset across x8632 and x86-64. Once we
// use proper offset macros in the asm, they can be removed.
- DECLARE_ALIGNED(8, ptrdiff_t, uv_off_px); ///< offset (in pixels) between u and v planes
- DECLARE_ALIGNED(8, ptrdiff_t, uv_off_byte); ///< offset (in bytes) between u and v planes
+ DECLARE_ALIGNED(8, ptrdiff_t, uv_off); ///< offset (in pixels) between u and v planes
+ DECLARE_ALIGNED(8, ptrdiff_t, uv_offx2); ///< offset (in bytes) between u and v planes
DECLARE_ALIGNED(8, uint16_t, dither16)[8];
DECLARE_ALIGNED(8, uint32_t, dither32)[8];
@@ -417,6 +423,7 @@ typedef struct SwsContext {
#if HAVE_VIS
DECLARE_ALIGNED(8, uint64_t, sparc_coeffs)[10];
#endif
+ int use_mmx_vfilter;
/* function pointers for swScale() */
yuv2planar1_fn yuv2plane1;
@@ -427,14 +434,14 @@ typedef struct SwsContext {
yuv2packedX_fn yuv2packedX;
/// Unscaled conversion of luma plane to YV12 for horizontal scaler.
- void (*lumToYV12)(uint8_t *dst, const uint8_t *src,
+ void (*lumToYV12)(uint8_t *dst, const uint8_t *src, const uint8_t *src2, const uint8_t *src3,
int width, uint32_t *pal);
/// Unscaled conversion of alpha plane to YV12 for horizontal scaler.
- void (*alpToYV12)(uint8_t *dst, const uint8_t *src,
+ void (*alpToYV12)(uint8_t *dst, const uint8_t *src, const uint8_t *src2, const uint8_t *src3,
int width, uint32_t *pal);
/// Unscaled conversion of chroma planes to YV12 for horizontal scaler.
void (*chrToYV12)(uint8_t *dstU, uint8_t *dstV,
- const uint8_t *src1, const uint8_t *src2,
+ const uint8_t *src1, const uint8_t *src2, const uint8_t *src3,
int width, uint32_t *pal);
/**
@@ -539,7 +546,13 @@ SwsFunc ff_yuv2rgb_init_altivec(SwsContext *c);
SwsFunc ff_yuv2rgb_get_func_ptr_bfin(SwsContext *c);
void ff_bfin_get_unscaled_swscale(SwsContext *c);
+#if FF_API_SWS_FORMAT_NAME
+/**
+ * @deprecated Use av_get_pix_fmt_name() instead.
+ */
+attribute_deprecated
const char *sws_format_name(enum PixelFormat format);
+#endif
#define is16BPS(x) \
(av_pix_fmt_descriptors[x].comp[0].depth_minus1 == 15)
@@ -548,6 +561,8 @@ const char *sws_format_name(enum PixelFormat format);
(av_pix_fmt_descriptors[x].comp[0].depth_minus1 == 8 || \
av_pix_fmt_descriptors[x].comp[0].depth_minus1 == 9)
+#define isNBPS(x) is9_OR_10BPS(x)
+
#define isBE(x) \
(av_pix_fmt_descriptors[x].flags & PIX_FMT_BE)
@@ -561,7 +576,6 @@ const char *sws_format_name(enum PixelFormat format);
#define isRGB(x) \
(av_pix_fmt_descriptors[x].flags & PIX_FMT_RGB)
-
#if 0 // FIXME
#define isGray(x) \
(!(av_pix_fmt_descriptors[x].flags & PIX_FMT_PAL) && \
@@ -574,55 +588,95 @@ const char *sws_format_name(enum PixelFormat format);
(x) == PIX_FMT_GRAY16LE)
#endif
-#define isRGBinInt(x) \
- ((x) == PIX_FMT_RGB48BE || \
- (x) == PIX_FMT_RGB48LE || \
- (x) == PIX_FMT_RGB32 || \
- (x) == PIX_FMT_RGB32_1 || \
- (x) == PIX_FMT_RGB24 || \
- (x) == PIX_FMT_RGB565BE || \
- (x) == PIX_FMT_RGB565LE || \
- (x) == PIX_FMT_RGB555BE || \
- (x) == PIX_FMT_RGB555LE || \
- (x) == PIX_FMT_RGB444BE || \
- (x) == PIX_FMT_RGB444LE || \
- (x) == PIX_FMT_RGB8 || \
- (x) == PIX_FMT_RGB4 || \
- (x) == PIX_FMT_RGB4_BYTE || \
- (x) == PIX_FMT_MONOBLACK || \
- (x) == PIX_FMT_MONOWHITE)
-
-#define isBGRinInt(x) \
- ((x) == PIX_FMT_BGR48BE || \
- (x) == PIX_FMT_BGR48LE || \
- (x) == PIX_FMT_BGR32 || \
- (x) == PIX_FMT_BGR32_1 || \
- (x) == PIX_FMT_BGR24 || \
- (x) == PIX_FMT_BGR565BE || \
- (x) == PIX_FMT_BGR565LE || \
- (x) == PIX_FMT_BGR555BE || \
- (x) == PIX_FMT_BGR555LE || \
- (x) == PIX_FMT_BGR444BE || \
- (x) == PIX_FMT_BGR444LE || \
- (x) == PIX_FMT_BGR8 || \
- (x) == PIX_FMT_BGR4 || \
- (x) == PIX_FMT_BGR4_BYTE || \
- (x) == PIX_FMT_MONOBLACK || \
- (x) == PIX_FMT_MONOWHITE)
-
-#define isAnyRGB(x) \
- (isRGBinInt(x) || \
- isBGRinInt(x))
-
-#define isALPHA(x) \
- (av_pix_fmt_descriptors[x].nb_components == 2 || \
+#define isRGBinInt(x) \
+ ( \
+ (x)==PIX_FMT_RGB48BE || \
+ (x)==PIX_FMT_RGB48LE || \
+ (x)==PIX_FMT_RGBA64BE || \
+ (x)==PIX_FMT_RGBA64LE || \
+ (x)==PIX_FMT_RGB32 || \
+ (x)==PIX_FMT_RGB32_1 || \
+ (x)==PIX_FMT_RGB24 || \
+ (x)==PIX_FMT_RGB565BE || \
+ (x)==PIX_FMT_RGB565LE || \
+ (x)==PIX_FMT_RGB555BE || \
+ (x)==PIX_FMT_RGB555LE || \
+ (x)==PIX_FMT_RGB444BE || \
+ (x)==PIX_FMT_RGB444LE || \
+ (x)==PIX_FMT_RGB8 || \
+ (x)==PIX_FMT_RGB4 || \
+ (x)==PIX_FMT_RGB4_BYTE || \
+ (x)==PIX_FMT_MONOBLACK || \
+ (x)==PIX_FMT_MONOWHITE \
+ )
+#define isBGRinInt(x) \
+ ( \
+ (x)==PIX_FMT_BGR48BE || \
+ (x)==PIX_FMT_BGR48LE || \
+ (x)==PIX_FMT_BGRA64BE || \
+ (x)==PIX_FMT_BGRA64LE || \
+ (x)==PIX_FMT_BGR32 || \
+ (x)==PIX_FMT_BGR32_1 || \
+ (x)==PIX_FMT_BGR24 || \
+ (x)==PIX_FMT_BGR565BE || \
+ (x)==PIX_FMT_BGR565LE || \
+ (x)==PIX_FMT_BGR555BE || \
+ (x)==PIX_FMT_BGR555LE || \
+ (x)==PIX_FMT_BGR444BE || \
+ (x)==PIX_FMT_BGR444LE || \
+ (x)==PIX_FMT_BGR8 || \
+ (x)==PIX_FMT_BGR4 || \
+ (x)==PIX_FMT_BGR4_BYTE|| \
+ (x)==PIX_FMT_MONOBLACK|| \
+ (x)==PIX_FMT_MONOWHITE \
+ )
+
+#define isRGBinBytes(x) ( \
+ (x)==PIX_FMT_RGB48BE \
+ || (x)==PIX_FMT_RGB48LE \
+ || (x)==PIX_FMT_RGBA64BE \
+ || (x)==PIX_FMT_RGBA64LE \
+ || (x)==PIX_FMT_RGBA \
+ || (x)==PIX_FMT_ARGB \
+ || (x)==PIX_FMT_RGB24 \
+ )
+#define isBGRinBytes(x) ( \
+ (x)==PIX_FMT_BGR48BE \
+ || (x)==PIX_FMT_BGR48LE \
+ || (x)==PIX_FMT_BGRA64BE \
+ || (x)==PIX_FMT_BGRA64LE \
+ || (x)==PIX_FMT_BGRA \
+ || (x)==PIX_FMT_ABGR \
+ || (x)==PIX_FMT_BGR24 \
+ )
+
+#define isAnyRGB(x) \
+ ( \
+ isRGBinInt(x) || \
+ isBGRinInt(x) || \
+ (x)==PIX_FMT_GBR24P \
+ )
+
+#define isALPHA(x) \
+ (av_pix_fmt_descriptors[x].nb_components == 2 || \
av_pix_fmt_descriptors[x].nb_components == 4)
+#if 1
+#define isPacked(x) ( \
+ (x)==PIX_FMT_PAL8 \
+ || (x)==PIX_FMT_YUYV422 \
+ || (x)==PIX_FMT_UYVY422 \
+ || (x)==PIX_FMT_Y400A \
+ || isRGBinInt(x) \
+ || isBGRinInt(x) \
+ )
+#else
#define isPacked(x) \
((av_pix_fmt_descriptors[x].nb_components >= 2 && \
!(av_pix_fmt_descriptors[x].flags & PIX_FMT_PLANAR)) || \
(x) == PIX_FMT_PAL8)
+#endif
#define isPlanar(x) \
(av_pix_fmt_descriptors[x].nb_components >= 2 && \
(av_pix_fmt_descriptors[x].flags & PIX_FMT_PLANAR))
@@ -633,6 +687,9 @@ const char *sws_format_name(enum PixelFormat format);
extern const uint64_t ff_dither4[2];
extern const uint64_t ff_dither8[2];
+extern const uint8_t dithers[8][8][8];
+extern const uint16_t dither_scale[15][16];
+
extern const AVClass sws_context_class;
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-11 11:42:11 +0000