* Copyright (c) 2000, 2001, 2002 Fabrice Bellard
* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav 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.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav 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 FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
void ff_h264_idct8_add4_c(uint8_t *dst, const int *blockoffset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]);
void ff_h264_idct_add8_c(uint8_t **dest, const int *blockoffset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]);
-void ff_vector_fmul_window_c(float *dst, const float *src0, const float *src1,
- const float *win, float add_bias, int len);
-void ff_float_to_int16_c(int16_t *dst, const float *src, long len);
-void ff_float_to_int16_interleave_c(int16_t *dst, const float **src, long len, int channels);
+void ff_h264_luma_dc_dequant_idct_c(DCTELEM *output, DCTELEM *input, int qmul);
+void ff_svq3_luma_dc_dequant_idct_c(DCTELEM *output, DCTELEM *input, int qp);
+void ff_svq3_add_idct_c(uint8_t *dst, DCTELEM *block, int stride, int qp, int dc);
/* encoding scans */
extern const uint8_t ff_alternate_horizontal_scan[64];
/* minimum alignment rules ;)
If you notice errors in the align stuff, need more alignment for some ASM code
for some CPU or need to use a function with less aligned data then send a mail
-to the ffmpeg-devel mailing list, ...
+to the libav-devel mailing list, ...
!warning These alignments might not match reality, (missing attribute((align))
stuff somewhere possible).
int block_w, int block_h,
int src_x, int src_y, int w, int h);
+void ff_add_pixels_clamped_c(const DCTELEM *block, uint8_t *dest, int linesize);
+void ff_put_pixels_clamped_c(const DCTELEM *block, uint8_t *dest, int linesize);
+void ff_put_signed_pixels_clamped_c(const DCTELEM *block, uint8_t *dest, int linesize);
+
/**
* DSPContext.
*/
void (*add_pixels8)(uint8_t *pixels, DCTELEM *block, int line_size);
void (*add_pixels4)(uint8_t *pixels, DCTELEM *block, int line_size);
int (*sum_abs_dctelem)(DCTELEM *block/*align 16*/);
+ /**
+ * Motion estimation with emulated edge values.
+ * @param buf pointer to destination buffer (unaligned)
+ * @param src pointer to pixel source (unaligned)
+ * @param linesize width (in pixels) for src/buf
+ * @param block_w number of pixels (per row) to copy to buf
+ * @param block_h nummber of pixel rows to copy to buf
+ * @param src_x offset of src to start of row - this may be negative
+ * @param src_y offset of src to top of image - this may be negative
+ * @param w width of src in pixels
+ * @param h height of src in pixels
+ */
+ void (*emulated_edge_mc)(uint8_t *buf, const uint8_t *src, int linesize,
+ int block_w, int block_h,
+ int src_x, int src_y, int w, int h);
/**
* translational global motion compensation.
*/
*/
h264_chroma_mc_func put_h264_chroma_pixels_tab[3];
h264_chroma_mc_func avg_h264_chroma_pixels_tab[3];
- /* This is really one func used in VC-1 decoding */
- h264_chroma_mc_func put_no_rnd_vc1_chroma_pixels_tab[3];
- h264_chroma_mc_func avg_no_rnd_vc1_chroma_pixels_tab[3];
qpel_mc_func put_h264_qpel_pixels_tab[4][16];
qpel_mc_func avg_h264_qpel_pixels_tab[4][16];
/* this might write to dst[w] */
void (*add_png_paeth_prediction)(uint8_t *dst, uint8_t *src, uint8_t *top, int w, int bpp);
void (*bswap_buf)(uint32_t *dst, const uint32_t *src, int w);
+ void (*bswap16_buf)(uint16_t *dst, const uint16_t *src, int len);
void (*h263_v_loop_filter)(uint8_t *src, int stride, int qscale);
void (*h263_h_loop_filter)(uint8_t *src, int stride, int qscale);
/* assume len is a multiple of 4, and arrays are 16-byte aligned */
void (*vorbis_inverse_coupling)(float *mag, float *ang, int blocksize);
void (*ac3_downmix)(float (*samples)[256], float (*matrix)[2], int out_ch, int in_ch, int len);
- /* no alignment needed */
- void (*lpc_compute_autocorr)(const int32_t *data, int len, int lag, double *autoc);
/* assume len is a multiple of 8, and arrays are 16-byte aligned */
- void (*vector_fmul)(float *dst, const float *src, int len);
+ void (*vector_fmul)(float *dst, const float *src0, const float *src1, int len);
void (*vector_fmul_reverse)(float *dst, const float *src0, const float *src1, int len);
/* assume len is a multiple of 8, and src arrays are 16-byte aligned */
void (*vector_fmul_add)(float *dst, const float *src0, const float *src1, const float *src2, int len);
/* assume len is a multiple of 4, and arrays are 16-byte aligned */
- void (*vector_fmul_window)(float *dst, const float *src0, const float *src1, const float *win, float add_bias, int len);
+ void (*vector_fmul_window)(float *dst, const float *src0, const float *src1, const float *win, int len);
/* assume len is a multiple of 8, and arrays are 16-byte aligned */
- void (*int32_to_float_fmul_scalar)(float *dst, const int *src, float mul, int len);
void (*vector_clipf)(float *dst /* align 16 */, const float *src /* align 16 */, float min, float max, int len /* align 16 */);
/**
* Multiply a vector of floats by a scalar float. Source and
*/
void (*butterflies_float)(float *restrict v1, float *restrict v2, int len);
- /* C version: convert floats from the range [384.0,386.0] to ints in [-32768,32767]
- * simd versions: convert floats from [-32768.0,32767.0] without rescaling and arrays are 16byte aligned */
- void (*float_to_int16)(int16_t *dst, const float *src, long len);
- void (*float_to_int16_interleave)(int16_t *dst, const float **src, long len, int channels);
-
/* (I)DCT */
void (*fdct)(DCTELEM *block/* align 16*/);
void (*fdct248)(DCTELEM *block/* align 16*/);
#define BASIS_SHIFT 16
#define RECON_SHIFT 6
- void (*draw_edges)(uint8_t *buf, int wrap, int width, int height, int w);
+ void (*draw_edges)(uint8_t *buf, int wrap, int width, int height, int w, int sides);
#define EDGE_WIDTH 16
+#define EDGE_TOP 1
+#define EDGE_BOTTOM 2
void (*prefetch)(void *mem, int stride, int h);
unsigned int filter_shift, int32_t mask, int blocksize,
int32_t *sample_buffer);
- /* vc1 functions */
- void (*vc1_inv_trans_8x8)(DCTELEM *b);
- void (*vc1_inv_trans_8x4)(uint8_t *dest, int line_size, DCTELEM *block);
- void (*vc1_inv_trans_4x8)(uint8_t *dest, int line_size, DCTELEM *block);
- void (*vc1_inv_trans_4x4)(uint8_t *dest, int line_size, DCTELEM *block);
- void (*vc1_inv_trans_8x8_dc)(uint8_t *dest, int line_size, DCTELEM *block);
- void (*vc1_inv_trans_8x4_dc)(uint8_t *dest, int line_size, DCTELEM *block);
- void (*vc1_inv_trans_4x8_dc)(uint8_t *dest, int line_size, DCTELEM *block);
- void (*vc1_inv_trans_4x4_dc)(uint8_t *dest, int line_size, DCTELEM *block);
- void (*vc1_v_overlap)(uint8_t* src, int stride);
- void (*vc1_h_overlap)(uint8_t* src, int stride);
- void (*vc1_v_loop_filter4)(uint8_t *src, int stride, int pq);
- void (*vc1_h_loop_filter4)(uint8_t *src, int stride, int pq);
- void (*vc1_v_loop_filter8)(uint8_t *src, int stride, int pq);
- void (*vc1_h_loop_filter8)(uint8_t *src, int stride, int pq);
- void (*vc1_v_loop_filter16)(uint8_t *src, int stride, int pq);
- void (*vc1_h_loop_filter16)(uint8_t *src, int stride, int pq);
- /* put 8x8 block with bicubic interpolation and quarterpel precision
- * last argument is actually round value instead of height
- */
- op_pixels_func put_vc1_mspel_pixels_tab[16];
- op_pixels_func avg_vc1_mspel_pixels_tab[16];
-
/* intrax8 functions */
void (*x8_spatial_compensation[12])(uint8_t *src , uint8_t *dst, int linesize);
void (*x8_setup_spatial_compensation)(uint8_t *src, uint8_t *dst, int linesize,
*/
int32_t (*scalarproduct_and_madd_int16)(int16_t *v1/*align 16*/, const int16_t *v2, const int16_t *v3, int len, int mul);
+ /**
+ * Apply symmetric window in 16-bit fixed-point.
+ * @param output destination array
+ * constraints: 16-byte aligned
+ * @param input source array
+ * constraints: 16-byte aligned
+ * @param window window array
+ * constraints: 16-byte aligned, at least len/2 elements
+ * @param len full window length
+ * constraints: multiple of ? greater than zero
+ */
+ void (*apply_window_int16)(int16_t *output, const int16_t *input,
+ const int16_t *window, unsigned int len);
+
/* rv30 functions */
qpel_mc_func put_rv30_tpel_pixels_tab[4][16];
qpel_mc_func avg_rv30_tpel_pixels_tab[4][16];
*/
#define emms_c()
-/* should be defined by architectures supporting
- one or more MultiMedia extension */
-int mm_support(void);
-
void dsputil_init_alpha(DSPContext* c, AVCodecContext *avctx);
void dsputil_init_arm(DSPContext* c, AVCodecContext *avctx);
void dsputil_init_bfin(DSPContext* c, AVCodecContext *avctx);
void ff_dsputil_init_dwt(DSPContext *c);
void ff_rv30dsp_init(DSPContext* c, AVCodecContext *avctx);
void ff_rv40dsp_init(DSPContext* c, AVCodecContext *avctx);
-void ff_vc1dsp_init(DSPContext* c, AVCodecContext *avctx);
void ff_intrax8dsp_init(DSPContext* c, AVCodecContext *avctx);
void ff_mlp_init(DSPContext* c, AVCodecContext *avctx);
void ff_mlp_init_x86(DSPContext* c, AVCodecContext *avctx);
#define STRIDE_ALIGN 16
-#else
-
-#define mm_support() 0
-
#endif
#ifndef STRIDE_ALIGN
# define STRIDE_ALIGN 8
#endif
-#define LOCAL_ALIGNED(a, t, v, s, ...) \
- uint8_t la_##v[sizeof(t s __VA_ARGS__) + (a)]; \
- t (*v) __VA_ARGS__ = (void *)FFALIGN((uintptr_t)la_##v, a)
+#define LOCAL_ALIGNED_A(a, t, v, s, o, ...) \
+ uint8_t la_##v[sizeof(t s o) + (a)]; \
+ t (*v) o = (void *)FFALIGN((uintptr_t)la_##v, a)
+
+#define LOCAL_ALIGNED_D(a, t, v, s, o, ...) DECLARE_ALIGNED(a, t, v) s o
+
+#define LOCAL_ALIGNED(a, t, v, ...) LOCAL_ALIGNED_A(a, t, v, __VA_ARGS__,,)
#if HAVE_LOCAL_ALIGNED_8
-# define LOCAL_ALIGNED_8(t, v, s, ...) DECLARE_ALIGNED(8, t, v) s __VA_ARGS__
+# define LOCAL_ALIGNED_8(t, v, ...) LOCAL_ALIGNED_D(8, t, v, __VA_ARGS__,,)
#else
-# define LOCAL_ALIGNED_8(t, v, s, ...) LOCAL_ALIGNED(8, t, v, s, __VA_ARGS__)
+# define LOCAL_ALIGNED_8(t, v, ...) LOCAL_ALIGNED(8, t, v, __VA_ARGS__)
#endif
#if HAVE_LOCAL_ALIGNED_16
-# define LOCAL_ALIGNED_16(t, v, s, ...) DECLARE_ALIGNED(16, t, v) s __VA_ARGS__
+# define LOCAL_ALIGNED_16(t, v, ...) LOCAL_ALIGNED_D(16, t, v, __VA_ARGS__,,)
#else
-# define LOCAL_ALIGNED_16(t, v, s, ...) LOCAL_ALIGNED(16, t, v, s, __VA_ARGS__)
+# define LOCAL_ALIGNED_16(t, v, ...) LOCAL_ALIGNED(16, t, v, __VA_ARGS__)
#endif
/* PSNR */
projects / ffmpeg / blobdiff