#include <altivec.h>
#endif
+#include "libavutil/avassert.h"
#include "libavutil/avutil.h"
#include "libavutil/common.h"
#include "libavutil/log.h"
const int16_t **alpSrc, uint8_t *dest,
int dstW, int y);
+/**
+ * Write one line of horizontally scaled Y/U/V/A to YUV/RGB
+ * output by doing multi-point vertical scaling between input pixels.
+ *
+ * @param c SWS scaling context
+ * @param lumFilter vertical luma/alpha scaling coefficients, 12bit [0,4096]
+ * @param lumSrc scaled luma (Y) source data, 15bit for 8-10bit output,
+ * 19-bit for 16bit output (in int32_t)
+ * @param lumFilterSize number of vertical luma/alpha input lines to scale
+ * @param chrFilter vertical chroma scaling coefficients, 12bit [0,4096]
+ * @param chrUSrc scaled chroma (U) source data, 15bit for 8-10bit output,
+ * 19-bit for 16bit output (in int32_t)
+ * @param chrVSrc scaled chroma (V) source data, 15bit for 8-10bit output,
+ * 19-bit for 16bit output (in int32_t)
+ * @param chrFilterSize number of vertical chroma input lines to scale
+ * @param alpSrc scaled alpha (A) source data, 15bit for 8-10bit output,
+ * 19-bit for 16bit output (in int32_t)
+ * @param dest pointer to the output planes. For 16bit output, this is
+ * uint16_t
+ * @param dstW width of lumSrc and alpSrc in pixels, number of pixels
+ * to write into dest[]
+ * @param y vertical line number for this output. This does not need
+ * to be used to calculate the offset in the destination,
+ * but can be used to generate comfort noise using dithering
+ * or some output formats.
+ */
+typedef void (*yuv2anyX_fn)(struct SwsContext *c, const int16_t *lumFilter,
+ const int16_t **lumSrc, int lumFilterSize,
+ const int16_t *chrFilter,
+ const int16_t **chrUSrc,
+ const int16_t **chrVSrc, int chrFilterSize,
+ const int16_t **alpSrc, uint8_t **dest,
+ int dstW, int y);
+
/* This struct should be aligned on at least a 32-byte boundary. */
typedef struct SwsContext {
/**
* Note that src, dst, srcStride, dstStride will be copied in the
* sws_scale() wrapper so they can be freely modified here.
*/
- SwsFunc swScale;
+ SwsFunc swscale;
int srcW; ///< Width of source luma/alpha planes.
int srcH; ///< Height of source luma/alpha planes.
int dstH; ///< Height of destination luma/alpha planes.
int vChrFilterSize; ///< Vertical filter size for chroma pixels.
//@}
- int lumMmx2FilterCodeSize; ///< Runtime-generated MMX2 horizontal fast bilinear scaler code size for luma/alpha planes.
- int chrMmx2FilterCodeSize; ///< Runtime-generated MMX2 horizontal fast bilinear scaler code size for chroma planes.
- uint8_t *lumMmx2FilterCode; ///< Runtime-generated MMX2 horizontal fast bilinear scaler code for luma/alpha planes.
- uint8_t *chrMmx2FilterCode; ///< Runtime-generated MMX2 horizontal fast bilinear scaler code for chroma planes.
+ int lumMmxextFilterCodeSize; ///< Runtime-generated MMXEXT horizontal fast bilinear scaler code size for luma/alpha planes.
+ int chrMmxextFilterCodeSize; ///< Runtime-generated MMXEXT horizontal fast bilinear scaler code size for chroma planes.
+ uint8_t *lumMmxextFilterCode; ///< Runtime-generated MMXEXT horizontal fast bilinear scaler code for luma/alpha planes.
+ uint8_t *chrMmxextFilterCode; ///< Runtime-generated MMXEXT horizontal fast bilinear scaler code for chroma planes.
- int canMMX2BeUsed;
+ int canMMXEXTBeUsed;
int dstY; ///< Last destination vertical line output from last slice.
int flags; ///< Flags passed by the user to select scaler algorithm, optimizations, subsampling, etc...
DECLARE_ALIGNED(8, uint64_t, sparc_coeffs)[10];
#endif
- /* function pointers for swScale() */
+ /* function pointers for swscale() */
yuv2planar1_fn yuv2plane1;
yuv2planarX_fn yuv2planeX;
yuv2interleavedX_fn yuv2nv12cX;
yuv2packed1_fn yuv2packed1;
yuv2packed2_fn yuv2packed2;
yuv2packedX_fn yuv2packedX;
+ yuv2anyX_fn yuv2anyX;
/// Unscaled conversion of luma plane to YV12 for horizontal scaler.
void (*lumToYV12)(uint8_t *dst, const uint8_t *src,
int ff_yuv2rgb_c_init_tables(SwsContext *c, const int inv_table[4],
int fullRange, int brightness,
int contrast, int saturation);
+void ff_yuv2rgb_init_tables_ppc(SwsContext *c, const int inv_table[4],
+ int brightness, int contrast, int saturation);
-void ff_yuv2rgb_init_tables_altivec(SwsContext *c, const int inv_table[4],
- int brightness, int contrast, int saturation);
void updateMMXDitherTables(SwsContext *c, int dstY, int lumBufIndex, int chrBufIndex,
int lastInLumBuf, int lastInChrBuf);
-SwsFunc ff_yuv2rgb_init_mmx(SwsContext *c);
+SwsFunc ff_yuv2rgb_init_x86(SwsContext *c);
SwsFunc ff_yuv2rgb_init_vis(SwsContext *c);
-SwsFunc ff_yuv2rgb_init_altivec(SwsContext *c);
-SwsFunc ff_yuv2rgb_get_func_ptr_bfin(SwsContext *c);
-void ff_bfin_get_unscaled_swscale(SwsContext *c);
+SwsFunc ff_yuv2rgb_init_ppc(SwsContext *c);
+SwsFunc ff_yuv2rgb_init_bfin(SwsContext *c);
const char *sws_format_name(enum AVPixelFormat format);
-#define is16BPS(x) \
- (av_pix_fmt_descriptors[x].comp[0].depth_minus1 == 15)
-
-#define is9_OR_10BPS(x) \
- (av_pix_fmt_descriptors[x].comp[0].depth_minus1 == 8 || \
- av_pix_fmt_descriptors[x].comp[0].depth_minus1 == 9)
-
-#define isBE(x) \
- (av_pix_fmt_descriptors[x].flags & PIX_FMT_BE)
-
-#define isYUV(x) \
- (!(av_pix_fmt_descriptors[x].flags & PIX_FMT_RGB) && \
- av_pix_fmt_descriptors[x].nb_components >= 2)
-
-#define isPlanarYUV(x) \
- ((av_pix_fmt_descriptors[x].flags & PIX_FMT_PLANAR) && \
- isYUV(x))
-
-#define isRGB(x) \
- (av_pix_fmt_descriptors[x].flags & PIX_FMT_RGB)
+static av_always_inline int is16BPS(enum AVPixelFormat pix_fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ av_assert0(desc);
+ return desc->comp[0].depth_minus1 == 15;
+}
+
+static av_always_inline int is9_OR_10BPS(enum AVPixelFormat pix_fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ av_assert0(desc);
+ return desc->comp[0].depth_minus1 == 8 || desc->comp[0].depth_minus1 == 9;
+}
+
+static av_always_inline int isBE(enum AVPixelFormat pix_fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ av_assert0(desc);
+ return desc->flags & AV_PIX_FMT_FLAG_BE;
+}
+
+static av_always_inline int isYUV(enum AVPixelFormat pix_fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ av_assert0(desc);
+ return !(desc->flags & AV_PIX_FMT_FLAG_RGB) && desc->nb_components >= 2;
+}
+
+static av_always_inline int isPlanarYUV(enum AVPixelFormat pix_fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ av_assert0(desc);
+ return ((desc->flags & AV_PIX_FMT_FLAG_PLANAR) && isYUV(pix_fmt));
+}
+
+static av_always_inline int isRGB(enum AVPixelFormat pix_fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ av_assert0(desc);
+ return (desc->flags & AV_PIX_FMT_FLAG_RGB);
+}
#if 0 // FIXME
#define isGray(x) \
- (!(av_pix_fmt_descriptors[x].flags & PIX_FMT_PAL) && \
+ (!(av_pix_fmt_descriptors[x].flags & AV_PIX_FMT_FLAG_PAL) && \
av_pix_fmt_descriptors[x].nb_components <= 2)
#else
#define isGray(x) \
(isRGBinInt(x) || \
isBGRinInt(x))
-#define isALPHA(x) \
- (av_pix_fmt_descriptors[x].nb_components == 2 || \
- av_pix_fmt_descriptors[x].nb_components == 4)
-
-#define isPacked(x) \
- ((av_pix_fmt_descriptors[x].nb_components >= 2 && \
- !(av_pix_fmt_descriptors[x].flags & PIX_FMT_PLANAR)) || \
- (x) == AV_PIX_FMT_PAL8)
-
-#define isPlanar(x) \
- (av_pix_fmt_descriptors[x].nb_components >= 2 && \
- (av_pix_fmt_descriptors[x].flags & PIX_FMT_PLANAR))
-
-#define isPackedRGB(x) \
- ((av_pix_fmt_descriptors[x].flags & \
- (PIX_FMT_PLANAR | PIX_FMT_RGB)) == PIX_FMT_RGB)
-
-#define isPlanarRGB(x) \
- ((av_pix_fmt_descriptors[x].flags & \
- (PIX_FMT_PLANAR | PIX_FMT_RGB)) == (PIX_FMT_PLANAR | PIX_FMT_RGB))
-
-#define usePal(x) ((av_pix_fmt_descriptors[x].flags & PIX_FMT_PAL) || \
- (av_pix_fmt_descriptors[x].flags & PIX_FMT_PSEUDOPAL) || \
- (x) == AV_PIX_FMT_Y400A)
+static av_always_inline int isALPHA(enum AVPixelFormat pix_fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ av_assert0(desc);
+ return desc->nb_components == 2 || desc->nb_components == 4;
+}
+
+static av_always_inline int isPacked(enum AVPixelFormat pix_fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ av_assert0(desc);
+ return ((desc->nb_components >= 2 && !(desc->flags & AV_PIX_FMT_FLAG_PLANAR)) ||
+ pix_fmt == AV_PIX_FMT_PAL8);
+}
+
+static av_always_inline int isPlanar(enum AVPixelFormat pix_fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ av_assert0(desc);
+ return (desc->nb_components >= 2 && (desc->flags & AV_PIX_FMT_FLAG_PLANAR));
+}
+
+static av_always_inline int isPackedRGB(enum AVPixelFormat pix_fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ av_assert0(desc);
+ return ((desc->flags & (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB)) == AV_PIX_FMT_FLAG_RGB);
+}
+
+static av_always_inline int isPlanarRGB(enum AVPixelFormat pix_fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ av_assert0(desc);
+ return ((desc->flags & (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB)) ==
+ (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB));
+}
+
+static av_always_inline int usePal(enum AVPixelFormat pix_fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ av_assert0(desc);
+ return ((desc->flags & AV_PIX_FMT_FLAG_PAL) || (desc->flags & AV_PIX_FMT_FLAG_PSEUDOPAL) ||
+ pix_fmt == AV_PIX_FMT_Y400A);
+}
extern const uint64_t ff_dither4[2];
extern const uint64_t ff_dither8[2];
+extern const uint8_t ff_dither_4x4_16[4][8];
+extern const uint8_t ff_dither_8x8_32[8][8];
+extern const uint8_t ff_dither_8x8_73[8][8];
+extern const uint8_t ff_dither_8x8_128[8][8];
+extern const uint8_t ff_dither_8x8_220[8][8];
+
+extern const int32_t ff_yuv2rgb_coeffs[8][4];
+
extern const AVClass sws_context_class;
/**
- * Set c->swScale to an unscaled converter if one exists for the specific
+ * Set c->swscale to an unscaled converter if one exists for the specific
* source and destination formats, bit depths, flags, etc.
*/
void ff_get_unscaled_swscale(SwsContext *c);
-
-void ff_swscale_get_unscaled_altivec(SwsContext *c);
+void ff_get_unscaled_swscale_bfin(SwsContext *c);
+void ff_get_unscaled_swscale_ppc(SwsContext *c);
/**
* Return function pointer to fastest main scaler path function depending
yuv2interleavedX_fn *yuv2nv12cX,
yuv2packed1_fn *yuv2packed1,
yuv2packed2_fn *yuv2packed2,
- yuv2packedX_fn *yuv2packedX);
-void ff_sws_init_swScale_altivec(SwsContext *c);
-void ff_sws_init_swScale_mmx(SwsContext *c);
+ yuv2packedX_fn *yuv2packedX,
+ yuv2anyX_fn *yuv2anyX);
+void ff_sws_init_swscale_ppc(SwsContext *c);
+void ff_sws_init_swscale_x86(SwsContext *c);
#endif /* SWSCALE_SWSCALE_INTERNAL_H */
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