diff options
Diffstat (limited to 'media/libvpx/vp8/common/arm/neon/idct_blk_neon.c')
-rw-r--r-- | media/libvpx/vp8/common/arm/neon/idct_blk_neon.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/media/libvpx/vp8/common/arm/neon/idct_blk_neon.c b/media/libvpx/vp8/common/arm/neon/idct_blk_neon.c new file mode 100644 index 000000000..fb327a726 --- /dev/null +++ b/media/libvpx/vp8/common/arm/neon/idct_blk_neon.c @@ -0,0 +1,96 @@ +/* + * 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" + +/* place these declarations here because we don't want to maintain them + * outside of this scope + */ +void idct_dequant_full_2x_neon(short *q, short *dq, + unsigned char *dst, int stride); +void idct_dequant_0_2x_neon(short *q, short dq, + unsigned char *dst, int stride); + + +void vp8_dequant_idct_add_y_block_neon(short *q, short *dq, + unsigned char *dst, + int stride, char *eobs) +{ + int i; + + for (i = 0; i < 4; i++) + { + if (((short *)(eobs))[0]) + { + if (((short *)eobs)[0] & 0xfefe) + idct_dequant_full_2x_neon (q, dq, dst, stride); + else + idct_dequant_0_2x_neon (q, dq[0], dst, stride); + } + + if (((short *)(eobs))[1]) + { + if (((short *)eobs)[1] & 0xfefe) + idct_dequant_full_2x_neon (q+32, dq, dst+8, stride); + else + idct_dequant_0_2x_neon (q+32, dq[0], dst+8, stride); + } + q += 64; + dst += 4*stride; + eobs += 4; + } +} + +void vp8_dequant_idct_add_uv_block_neon(short *q, short *dq, + unsigned char *dstu, + unsigned char *dstv, + int stride, char *eobs) +{ + if (((short *)(eobs))[0]) + { + if (((short *)eobs)[0] & 0xfefe) + idct_dequant_full_2x_neon (q, dq, dstu, stride); + else + idct_dequant_0_2x_neon (q, dq[0], dstu, stride); + } + + q += 32; + dstu += 4*stride; + + if (((short *)(eobs))[1]) + { + if (((short *)eobs)[1] & 0xfefe) + idct_dequant_full_2x_neon (q, dq, dstu, stride); + else + idct_dequant_0_2x_neon (q, dq[0], dstu, stride); + } + + q += 32; + + if (((short *)(eobs))[2]) + { + if (((short *)eobs)[2] & 0xfefe) + idct_dequant_full_2x_neon (q, dq, dstv, stride); + else + idct_dequant_0_2x_neon (q, dq[0], dstv, stride); + } + + q += 32; + dstv += 4*stride; + + if (((short *)(eobs))[3]) + { + if (((short *)eobs)[3] & 0xfefe) + idct_dequant_full_2x_neon (q, dq, dstv, stride); + else + idct_dequant_0_2x_neon (q, dq[0], dstv, stride); + } +} |