diff options
Diffstat (limited to 'media/libvpx/vp8/common/arm/filter_arm.c')
| -rw-r--r-- | media/libvpx/vp8/common/arm/filter_arm.c | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/media/libvpx/vp8/common/arm/filter_arm.c b/media/libvpx/vp8/common/arm/filter_arm.c new file mode 100644 index 000000000..d6a6781d8 --- /dev/null +++ b/media/libvpx/vp8/common/arm/filter_arm.c @@ -0,0 +1,221 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + + +#include "vpx_config.h" +#include "vp8_rtcd.h" +#include <math.h> +#include "vp8/common/filter.h" +#include "vpx_ports/mem.h" + +extern void vp8_filter_block2d_first_pass_armv6 +( + unsigned char *src_ptr, + short *output_ptr, + unsigned int src_pixels_per_line, + unsigned int output_width, + unsigned int output_height, + const short *vp8_filter +); + +// 8x8 +extern void vp8_filter_block2d_first_pass_8x8_armv6 +( + unsigned char *src_ptr, + short *output_ptr, + unsigned int src_pixels_per_line, + unsigned int output_width, + unsigned int output_height, + const short *vp8_filter +); + +// 16x16 +extern void vp8_filter_block2d_first_pass_16x16_armv6 +( + unsigned char *src_ptr, + short *output_ptr, + unsigned int src_pixels_per_line, + unsigned int output_width, + unsigned int output_height, + const short *vp8_filter +); + +extern void vp8_filter_block2d_second_pass_armv6 +( + short *src_ptr, + unsigned char *output_ptr, + unsigned int output_pitch, + unsigned int cnt, + const short *vp8_filter +); + +extern void vp8_filter4_block2d_second_pass_armv6 +( + short *src_ptr, + unsigned char *output_ptr, + unsigned int output_pitch, + unsigned int cnt, + const short *vp8_filter +); + +extern void vp8_filter_block2d_first_pass_only_armv6 +( + unsigned char *src_ptr, + unsigned char *output_ptr, + unsigned int src_pixels_per_line, + unsigned int cnt, + unsigned int output_pitch, + const short *vp8_filter +); + + +extern void vp8_filter_block2d_second_pass_only_armv6 +( + unsigned char *src_ptr, + unsigned char *output_ptr, + unsigned int src_pixels_per_line, + unsigned int cnt, + unsigned int output_pitch, + const short *vp8_filter +); + +#if HAVE_MEDIA +void vp8_sixtap_predict4x4_armv6 +( + unsigned char *src_ptr, + int src_pixels_per_line, + int xoffset, + int yoffset, + unsigned char *dst_ptr, + int dst_pitch +) +{ + const short *HFilter; + const short *VFilter; + DECLARE_ALIGNED(4, short, FData[12*4]); /* Temp data buffer used in filtering */ + + + HFilter = vp8_sub_pel_filters[xoffset]; /* 6 tap */ + VFilter = vp8_sub_pel_filters[yoffset]; /* 6 tap */ + + /* Vfilter is null. First pass only */ + if (xoffset && !yoffset) + { + /*vp8_filter_block2d_first_pass_armv6 ( src_ptr, FData+2, src_pixels_per_line, 4, 4, HFilter ); + vp8_filter_block2d_second_pass_armv6 ( FData+2, dst_ptr, dst_pitch, 4, VFilter );*/ + + vp8_filter_block2d_first_pass_only_armv6(src_ptr, dst_ptr, src_pixels_per_line, 4, dst_pitch, HFilter); + } + /* Hfilter is null. Second pass only */ + else if (!xoffset && yoffset) + { + vp8_filter_block2d_second_pass_only_armv6(src_ptr, dst_ptr, src_pixels_per_line, 4, dst_pitch, VFilter); + } + else + { + /* Vfilter is a 4 tap filter */ + if (yoffset & 0x1) + { + vp8_filter_block2d_first_pass_armv6(src_ptr - src_pixels_per_line, FData + 1, src_pixels_per_line, 4, 7, HFilter); + vp8_filter4_block2d_second_pass_armv6(FData + 2, dst_ptr, dst_pitch, 4, VFilter); + } + /* Vfilter is 6 tap filter */ + else + { + vp8_filter_block2d_first_pass_armv6(src_ptr - (2 * src_pixels_per_line), FData, src_pixels_per_line, 4, 9, HFilter); + vp8_filter_block2d_second_pass_armv6(FData + 2, dst_ptr, dst_pitch, 4, VFilter); + } + } +} + +void vp8_sixtap_predict8x8_armv6 +( + unsigned char *src_ptr, + int src_pixels_per_line, + int xoffset, + int yoffset, + unsigned char *dst_ptr, + int dst_pitch +) +{ + const short *HFilter; + const short *VFilter; + DECLARE_ALIGNED(4, short, FData[16*8]); /* Temp data buffer used in filtering */ + + HFilter = vp8_sub_pel_filters[xoffset]; /* 6 tap */ + VFilter = vp8_sub_pel_filters[yoffset]; /* 6 tap */ + + if (xoffset && !yoffset) + { + vp8_filter_block2d_first_pass_only_armv6(src_ptr, dst_ptr, src_pixels_per_line, 8, dst_pitch, HFilter); + } + /* Hfilter is null. Second pass only */ + else if (!xoffset && yoffset) + { + vp8_filter_block2d_second_pass_only_armv6(src_ptr, dst_ptr, src_pixels_per_line, 8, dst_pitch, VFilter); + } + else + { + if (yoffset & 0x1) + { + vp8_filter_block2d_first_pass_8x8_armv6(src_ptr - src_pixels_per_line, FData + 1, src_pixels_per_line, 8, 11, HFilter); + vp8_filter4_block2d_second_pass_armv6(FData + 2, dst_ptr, dst_pitch, 8, VFilter); + } + else + { + vp8_filter_block2d_first_pass_8x8_armv6(src_ptr - (2 * src_pixels_per_line), FData, src_pixels_per_line, 8, 13, HFilter); + vp8_filter_block2d_second_pass_armv6(FData + 2, dst_ptr, dst_pitch, 8, VFilter); + } + } +} + + +void vp8_sixtap_predict16x16_armv6 +( + unsigned char *src_ptr, + int src_pixels_per_line, + int xoffset, + int yoffset, + unsigned char *dst_ptr, + int dst_pitch +) +{ + const short *HFilter; + const short *VFilter; + DECLARE_ALIGNED(4, short, FData[24*16]); /* Temp data buffer used in filtering */ + + HFilter = vp8_sub_pel_filters[xoffset]; /* 6 tap */ + VFilter = vp8_sub_pel_filters[yoffset]; /* 6 tap */ + + if (xoffset && !yoffset) + { + vp8_filter_block2d_first_pass_only_armv6(src_ptr, dst_ptr, src_pixels_per_line, 16, dst_pitch, HFilter); + } + /* Hfilter is null. Second pass only */ + else if (!xoffset && yoffset) + { + vp8_filter_block2d_second_pass_only_armv6(src_ptr, dst_ptr, src_pixels_per_line, 16, dst_pitch, VFilter); + } + else + { + if (yoffset & 0x1) + { + vp8_filter_block2d_first_pass_16x16_armv6(src_ptr - src_pixels_per_line, FData + 1, src_pixels_per_line, 16, 19, HFilter); + vp8_filter4_block2d_second_pass_armv6(FData + 2, dst_ptr, dst_pitch, 16, VFilter); + } + else + { + vp8_filter_block2d_first_pass_16x16_armv6(src_ptr - (2 * src_pixels_per_line), FData, src_pixels_per_line, 16, 21, HFilter); + vp8_filter_block2d_second_pass_armv6(FData + 2, dst_ptr, dst_pitch, 16, VFilter); + } + } + +} +#endif |