summaryrefslogtreecommitdiff
path: root/libswscale/swscale_internal.h
diff options
context:
space:
mode:
Diffstat (limited to 'libswscale/swscale_internal.h')
-rw-r--r--libswscale/swscale_internal.h58
1 files changed, 37 insertions, 21 deletions
diff --git a/libswscale/swscale_internal.h b/libswscale/swscale_internal.h
index e4b93c595b..84c3b1c575 100644
--- a/libswscale/swscale_internal.h
+++ b/libswscale/swscale_internal.h
@@ -1,20 +1,20 @@
/*
* Copyright (C) 2001-2003 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
*/
@@ -35,6 +35,8 @@
#define MAX_FILTER_SIZE 256
+#define DITHER1XBPP
+
#if HAVE_BIGENDIAN
#define ALT32_CORR (-1)
#else
@@ -73,7 +75,8 @@ typedef int (*SwsFunc)(struct SwsContext *context, const uint8_t* src[],
typedef void (*yuv2planar1_fn) (struct SwsContext *c,
const int16_t *lumSrc, const int16_t *chrUSrc,
const int16_t *chrVSrc, const int16_t *alpSrc,
- uint8_t *dest[4], int dstW, int chrDstW);
+ uint8_t *dest[4], int dstW, int chrDstW,
+ const uint8_t *lumDither, const uint8_t *chrDither);
/**
* Write one line of horizontally scaled Y/U/V/A to planar output
* with multi-point vertical scaling between input pixels.
@@ -96,7 +99,7 @@ typedef void (*yuv2planarX_fn) (struct SwsContext *c, const int16_t *lumFilter,
const int16_t *chrFilter, const int16_t **chrUSrc,
const int16_t **chrVSrc, int chrFilterSize,
const int16_t **alpSrc, uint8_t *dest[4],
- int dstW, int chrDstW);
+ int dstW, int chrDstW, const uint8_t *lumDither, const uint8_t *chrDither);
/**
* Write one line of horizontally scaled Y/U/V/A to packed-pixel YUV/RGB
* output without any additional vertical scaling (or point-scaling). Note
@@ -205,7 +208,6 @@ typedef struct SwsContext {
enum PixelFormat srcFormat; ///< Source pixel format.
int dstFormatBpp; ///< Number of bits per pixel of the destination pixel format.
int srcFormatBpp; ///< Number of bits per pixel of the source pixel format.
- int scalingBpp;
int chrSrcHSubSample; ///< Binary logarithm of horizontal subsampling factor between luma/alpha and chroma planes in source image.
int chrSrcVSubSample; ///< Binary logarithm of vertical subsampling factor between luma/alpha and chroma planes in source image.
int chrDstHSubSample; ///< Binary logarithm of horizontal subsampling factor between luma/alpha and chroma planes in destination image.
@@ -319,6 +321,8 @@ typedef struct SwsContext {
#define ALP_MMX_FILTER_OFFSET "11*8+4*4*256*2+48"
#define UV_OFF "11*8+4*4*256*3+48"
#define UV_OFFx2 "11*8+4*4*256*3+56"
+#define DITHER16 "11*8+4*4*256*3+64"
+#define DITHER32 "11*8+4*4*256*3+64+16"
DECLARE_ALIGNED(8, uint64_t, redDither);
DECLARE_ALIGNED(8, uint64_t, greenDither);
@@ -343,6 +347,8 @@ typedef struct SwsContext {
int32_t alpMmxFilter[4*MAX_FILTER_SIZE];
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
+ uint16_t dither16[8];
+ uint32_t dither32[8];
#if HAVE_ALTIVEC
vector signed short CY;
@@ -440,22 +446,17 @@ typedef struct SwsContext {
* (and input coefficients thus padded with zeroes)
* to simplify creating SIMD code.
*/
- void (*hScale)(struct SwsContext *c, int16_t *dst, int dstW, const uint8_t *src,
+ void (*hScale)(int16_t *dst, int dstW, const uint8_t *src,
const int16_t *filter, const int16_t *filterPos,
int filterSize);
+ void (*hScale16)(int16_t *dst, int dstW, const uint16_t *src, int srcW,
+ int xInc, const int16_t *filter, const int16_t *filterPos,
+ long filterSize, int shift);
+
void (*lumConvertRange)(int16_t *dst, int width); ///< Color range conversion function for luma plane if needed.
void (*chrConvertRange)(int16_t *dst1, int16_t *dst2, int width); ///< Color range conversion function for chroma planes if needed.
- /**
- * dst[..] = (src[..] << 8) | src[..];
- */
- void (*scale8To16Rv)(uint16_t *dst, const uint8_t *src, int len);
- /**
- * dst[..] = src[..] >> 4;
- */
- void (*scale19To15Fw)(int16_t *dst, const int32_t *src, int len);
-
int needs_hcscale; ///< Set if there are chroma planes to be converted.
} SwsContext;
@@ -478,7 +479,13 @@ 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
//FIXME replace this with something faster
#define is16BPS(x) ( \
@@ -495,7 +502,7 @@ const char *sws_format_name(enum PixelFormat format);
|| (x)==PIX_FMT_YUV422P16BE \
|| (x)==PIX_FMT_YUV444P16BE \
)
-#define is9_OR_10BPS(x) ( \
+#define isNBPS(x) ( \
(x)==PIX_FMT_YUV420P9LE \
|| (x)==PIX_FMT_YUV420P9BE \
|| (x)==PIX_FMT_YUV444P9BE \
@@ -506,7 +513,10 @@ const char *sws_format_name(enum PixelFormat format);
|| (x)==PIX_FMT_YUV444P10LE \
|| (x)==PIX_FMT_YUV420P10LE \
|| (x)==PIX_FMT_YUV420P10BE \
+ || (x)==PIX_FMT_YUV422P10LE \
+ || (x)==PIX_FMT_YUV422P10BE \
)
+#define is9_OR_10BPS isNBPS //for ronald
#define isBE(x) ((x)&1)
#define isPlanar8YUV(x) ( \
(x)==PIX_FMT_YUV410P \
@@ -527,6 +537,7 @@ const char *sws_format_name(enum PixelFormat format);
|| (x)==PIX_FMT_YUV422P10LE \
|| (x)==PIX_FMT_YUV444P10LE \
|| (x)==PIX_FMT_YUV420P16LE \
+ || (x)==PIX_FMT_YUV422P10LE \
|| (x)==PIX_FMT_YUV422P16LE \
|| (x)==PIX_FMT_YUV444P16LE \
|| (x)==PIX_FMT_YUV420P9BE \
@@ -535,6 +546,7 @@ const char *sws_format_name(enum PixelFormat format);
|| (x)==PIX_FMT_YUV422P10BE \
|| (x)==PIX_FMT_YUV444P10BE \
|| (x)==PIX_FMT_YUV420P16BE \
+ || (x)==PIX_FMT_YUV422P10BE \
|| (x)==PIX_FMT_YUV422P16BE \
|| (x)==PIX_FMT_YUV444P16BE \
)
@@ -545,7 +557,7 @@ const char *sws_format_name(enum PixelFormat format);
)
#define isGray(x) ( \
(x)==PIX_FMT_GRAY8 \
- || (x)==PIX_FMT_Y400A \
+ || (x)==PIX_FMT_GRAY8A \
|| (x)==PIX_FMT_GRAY16BE \
|| (x)==PIX_FMT_GRAY16LE \
)
@@ -612,7 +624,8 @@ const char *sws_format_name(enum PixelFormat format);
|| (x)==PIX_FMT_BGR32_1 \
|| (x)==PIX_FMT_RGB32 \
|| (x)==PIX_FMT_RGB32_1 \
- || (x)==PIX_FMT_Y400A \
+ || (x)==PIX_FMT_PAL8 \
+ || (x)==PIX_FMT_GRAY8A \
|| (x)==PIX_FMT_YUVA420P \
)
#define isPacked(x) ( \
@@ -622,10 +635,13 @@ const char *sws_format_name(enum PixelFormat format);
|| (x)==PIX_FMT_Y400A \
|| isAnyRGB(x) \
)
-#define usePal(x) ((av_pix_fmt_descriptors[x].flags & PIX_FMT_PAL) || (x) == PIX_FMT_Y400A)
+#define usePal(x) ((av_pix_fmt_descriptors[x].flags & PIX_FMT_PAL) || (x) == PIX_FMT_GRAY8A)
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 2024-07-16 04:41:58 +0000