247 lines
9.4 KiB
C
247 lines
9.4 KiB
C
/*
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* ARMv4L optimized DSP utils
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* Copyright (c) 2001 Lionel Ulmer.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "../dsputil.h"
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#ifdef HAVE_IPP
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#include "ipp.h"
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#endif
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extern void dsputil_init_iwmmxt(DSPContext* c, AVCodecContext *avctx);
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extern void j_rev_dct_ARM(DCTELEM *data);
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extern void simple_idct_ARM(DCTELEM *data);
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/* XXX: local hack */
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static void (*ff_put_pixels_clamped)(const DCTELEM *block, uint8_t *pixels, int line_size);
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static void (*ff_add_pixels_clamped)(const DCTELEM *block, uint8_t *pixels, int line_size);
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void put_pixels8_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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void put_pixels8_x2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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void put_pixels8_y2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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void put_pixels8_xy2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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void put_no_rnd_pixels8_x2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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void put_no_rnd_pixels8_y2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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void put_no_rnd_pixels8_xy2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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void put_pixels16_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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CALL_2X_PIXELS(put_pixels16_x2_arm , put_pixels8_x2_arm , 8)
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CALL_2X_PIXELS(put_pixels16_y2_arm , put_pixels8_y2_arm , 8)
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CALL_2X_PIXELS(put_pixels16_xy2_arm, put_pixels8_xy2_arm, 8)
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CALL_2X_PIXELS(put_no_rnd_pixels16_x2_arm , put_no_rnd_pixels8_x2_arm , 8)
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CALL_2X_PIXELS(put_no_rnd_pixels16_y2_arm , put_no_rnd_pixels8_y2_arm , 8)
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CALL_2X_PIXELS(put_no_rnd_pixels16_xy2_arm, put_no_rnd_pixels8_xy2_arm, 8)
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static void add_pixels_clamped_ARM(short *block, unsigned char *dest, int line_size)
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{
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asm volatile (
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"mov r10, #8 \n\t"
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"1: \n\t"
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/* load dest */
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"ldr r4, [%1] \n\t"
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/* block[0] and block[1]*/
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"ldrsh r5, [%0] \n\t"
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"ldrsh r7, [%0, #2] \n\t"
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"and r6, r4, #0xFF \n\t"
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"and r8, r4, #0xFF00 \n\t"
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"add r6, r5, r6 \n\t"
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"add r8, r7, r8, lsr #8 \n\t"
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"mvn r5, r5 \n\t"
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"mvn r7, r7 \n\t"
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"tst r6, #0x100 \n\t"
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"movne r6, r5, lsr #24 \n\t"
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"tst r8, #0x100 \n\t"
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"movne r8, r7, lsr #24 \n\t"
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"mov r9, r6 \n\t"
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"ldrsh r5, [%0, #4] \n\t" /* moved form [A] */
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"orr r9, r9, r8, lsl #8 \n\t"
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/* block[2] and block[3] */
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/* [A] */
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"ldrsh r7, [%0, #6] \n\t"
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"and r6, r4, #0xFF0000 \n\t"
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"and r8, r4, #0xFF000000 \n\t"
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"add r6, r5, r6, lsr #16 \n\t"
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"add r8, r7, r8, lsr #24 \n\t"
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"mvn r5, r5 \n\t"
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"mvn r7, r7 \n\t"
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"tst r6, #0x100 \n\t"
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"movne r6, r5, lsr #24 \n\t"
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"tst r8, #0x100 \n\t"
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"movne r8, r7, lsr #24 \n\t"
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"orr r9, r9, r6, lsl #16 \n\t"
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"ldr r4, [%1, #4] \n\t" /* moved form [B] */
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"orr r9, r9, r8, lsl #24 \n\t"
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/* store dest */
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"ldrsh r5, [%0, #8] \n\t" /* moved form [C] */
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"str r9, [%1] \n\t"
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/* load dest */
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/* [B] */
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/* block[4] and block[5] */
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/* [C] */
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"ldrsh r7, [%0, #10] \n\t"
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"and r6, r4, #0xFF \n\t"
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"and r8, r4, #0xFF00 \n\t"
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"add r6, r5, r6 \n\t"
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"add r8, r7, r8, lsr #8 \n\t"
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"mvn r5, r5 \n\t"
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"mvn r7, r7 \n\t"
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"tst r6, #0x100 \n\t"
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"movne r6, r5, lsr #24 \n\t"
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"tst r8, #0x100 \n\t"
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"movne r8, r7, lsr #24 \n\t"
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"mov r9, r6 \n\t"
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"ldrsh r5, [%0, #12] \n\t" /* moved from [D] */
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"orr r9, r9, r8, lsl #8 \n\t"
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/* block[6] and block[7] */
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/* [D] */
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"ldrsh r7, [%0, #14] \n\t"
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"and r6, r4, #0xFF0000 \n\t"
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"and r8, r4, #0xFF000000 \n\t"
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"add r6, r5, r6, lsr #16 \n\t"
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"add r8, r7, r8, lsr #24 \n\t"
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"mvn r5, r5 \n\t"
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"mvn r7, r7 \n\t"
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"tst r6, #0x100 \n\t"
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"movne r6, r5, lsr #24 \n\t"
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"tst r8, #0x100 \n\t"
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"movne r8, r7, lsr #24 \n\t"
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"orr r9, r9, r6, lsl #16 \n\t"
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"add %0, %0, #16 \n\t" /* moved from [E] */
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"orr r9, r9, r8, lsl #24 \n\t"
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"subs r10, r10, #1 \n\t" /* moved from [F] */
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/* store dest */
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"str r9, [%1, #4] \n\t"
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/* [E] */
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/* [F] */
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"add %1, %1, %2 \n\t"
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"bne 1b \n\t"
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: "+r"(block),
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"+r"(dest)
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: "r"(line_size)
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: "r4", "r5", "r6", "r7", "r8", "r9", "r10", "cc", "memory" );
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}
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/* XXX: those functions should be suppressed ASAP when all IDCTs are
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converted */
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static void j_rev_dct_ARM_put(uint8_t *dest, int line_size, DCTELEM *block)
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{
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j_rev_dct_ARM (block);
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ff_put_pixels_clamped(block, dest, line_size);
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}
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static void j_rev_dct_ARM_add(uint8_t *dest, int line_size, DCTELEM *block)
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{
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j_rev_dct_ARM (block);
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ff_add_pixels_clamped(block, dest, line_size);
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}
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static void simple_idct_ARM_put(uint8_t *dest, int line_size, DCTELEM *block)
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{
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simple_idct_ARM (block);
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ff_put_pixels_clamped(block, dest, line_size);
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}
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static void simple_idct_ARM_add(uint8_t *dest, int line_size, DCTELEM *block)
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{
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simple_idct_ARM (block);
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ff_add_pixels_clamped(block, dest, line_size);
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}
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static void simple_idct_ipp(DCTELEM *block)
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{
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#ifdef HAVE_IPP
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ippiDCT8x8Inv_Video_16s_C1I(block);
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#endif
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}
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static void simple_idct_ipp_put(uint8_t *dest, int line_size, DCTELEM *block)
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{
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#ifdef HAVE_IPP
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ippiDCT8x8Inv_Video_16s8u_C1R(block, dest, line_size);
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#endif
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}
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void add_pixels_clamped_iwmmxt(const DCTELEM *block, uint8_t *pixels, int line_size);
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static void simple_idct_ipp_add(uint8_t *dest, int line_size, DCTELEM *block)
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{
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#ifdef HAVE_IPP
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ippiDCT8x8Inv_Video_16s_C1I(block);
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#ifdef HAVE_IWMMXT
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add_pixels_clamped_iwmmxt(block, dest, line_size);
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#else
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add_pixels_clamped_ARM(block, dest, line_size);
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#endif
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#endif
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}
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void dsputil_init_armv4l(DSPContext* c, AVCodecContext *avctx)
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{
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const int idct_algo= avctx->idct_algo;
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ff_put_pixels_clamped = c->put_pixels_clamped;
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ff_add_pixels_clamped = c->add_pixels_clamped;
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#ifdef HAVE_IPP
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if(idct_algo==FF_IDCT_ARM){
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#else
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if(idct_algo==FF_IDCT_AUTO || idct_algo==FF_IDCT_ARM){
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#endif
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c->idct_put= j_rev_dct_ARM_put;
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c->idct_add= j_rev_dct_ARM_add;
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c->idct = j_rev_dct_ARM;
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c->idct_permutation_type= FF_LIBMPEG2_IDCT_PERM;/* FF_NO_IDCT_PERM */
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} else if (idct_algo==FF_IDCT_SIMPLEARM){
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c->idct_put= simple_idct_ARM_put;
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c->idct_add= simple_idct_ARM_add;
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c->idct = simple_idct_ARM;
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c->idct_permutation_type= FF_NO_IDCT_PERM;
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#ifdef HAVE_IPP
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} else if (idct_algo==FF_IDCT_AUTO || idct_algo==FF_IDCT_IPP){
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#else
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} else if (idct_algo==FF_IDCT_IPP){
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#endif
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c->idct_put= simple_idct_ipp_put;
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c->idct_add= simple_idct_ipp_add;
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c->idct = simple_idct_ipp;
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c->idct_permutation_type= FF_NO_IDCT_PERM;
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}
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/* c->put_pixels_tab[0][0] = put_pixels16_arm; */ // NG!
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c->put_pixels_tab[0][1] = put_pixels16_x2_arm; //OK!
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c->put_pixels_tab[0][2] = put_pixels16_y2_arm; //OK!
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/* c->put_pixels_tab[0][3] = put_pixels16_xy2_arm; /\* NG *\/ */
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/* c->put_no_rnd_pixels_tab[0][0] = put_pixels16_arm; // ?(<28>Ȥ<EFBFBD><C8A4><EFBFBD><EFBFBD>ʤ<EFBFBD>) */
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c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_arm; // OK
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c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_arm; //OK
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/* c->put_no_rnd_pixels_tab[0][3] = put_no_rnd_pixels16_xy2_arm; //NG */
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c->put_pixels_tab[1][0] = put_pixels8_arm; //OK
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c->put_pixels_tab[1][1] = put_pixels8_x2_arm; //OK
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/* c->put_pixels_tab[1][2] = put_pixels8_y2_arm; //NG */
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/* c->put_pixels_tab[1][3] = put_pixels8_xy2_arm; //NG */
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c->put_no_rnd_pixels_tab[1][0] = put_pixels8_arm;//OK
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c->put_no_rnd_pixels_tab[1][1] = put_no_rnd_pixels8_x2_arm; //OK
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c->put_no_rnd_pixels_tab[1][2] = put_no_rnd_pixels8_y2_arm; //OK
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/* c->put_no_rnd_pixels_tab[1][3] = put_no_rnd_pixels8_xy2_arm;//NG */
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#ifdef HAVE_IWMMXT
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dsputil_init_iwmmxt(c, avctx);
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#endif
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}
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