diff options
Diffstat (limited to 'libavcodec/arm/dsputil_arm.c')
| -rw-r--r-- | libavcodec/arm/dsputil_arm.c | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/libavcodec/arm/dsputil_arm.c b/libavcodec/arm/dsputil_arm.c new file mode 100644 index 0000000000..eaa6b9eb8d --- /dev/null +++ b/libavcodec/arm/dsputil_arm.c @@ -0,0 +1,217 @@ +/* + * ARM optimized DSP utils + * Copyright (c) 2001 Lionel Ulmer. + * + * This file is part of FFmpeg. + * + * FFmpeg 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, + * 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 + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "libavcodec/dsputil.h" +#ifdef HAVE_IPP +#include <ipp.h> +#endif + +void dsputil_init_iwmmxt(DSPContext* c, AVCodecContext *avctx); +void ff_float_init_arm_vfp(DSPContext* c, AVCodecContext *avctx); +void ff_dsputil_init_neon(DSPContext *c, AVCodecContext *avctx); + +void j_rev_dct_ARM(DCTELEM *data); +void simple_idct_ARM(DCTELEM *data); + +void simple_idct_armv5te(DCTELEM *data); +void simple_idct_put_armv5te(uint8_t *dest, int line_size, DCTELEM *data); +void simple_idct_add_armv5te(uint8_t *dest, int line_size, DCTELEM *data); + +void ff_simple_idct_armv6(DCTELEM *data); +void ff_simple_idct_put_armv6(uint8_t *dest, int line_size, DCTELEM *data); +void ff_simple_idct_add_armv6(uint8_t *dest, int line_size, DCTELEM *data); + +void ff_simple_idct_neon(DCTELEM *data); +void ff_simple_idct_put_neon(uint8_t *dest, int line_size, DCTELEM *data); +void ff_simple_idct_add_neon(uint8_t *dest, int line_size, DCTELEM *data); + +/* XXX: local hack */ +static void (*ff_put_pixels_clamped)(const DCTELEM *block, uint8_t *pixels, int line_size); +static void (*ff_add_pixels_clamped)(const DCTELEM *block, uint8_t *pixels, int line_size); + +void put_pixels8_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h); +void put_pixels8_x2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h); +void put_pixels8_y2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h); +void put_pixels8_xy2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h); + +void put_no_rnd_pixels8_x2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h); +void put_no_rnd_pixels8_y2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h); +void put_no_rnd_pixels8_xy2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h); + +void put_pixels16_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h); + +void ff_prefetch_arm(void *mem, int stride, int h); + +CALL_2X_PIXELS(put_pixels16_x2_arm , put_pixels8_x2_arm , 8) +CALL_2X_PIXELS(put_pixels16_y2_arm , put_pixels8_y2_arm , 8) +CALL_2X_PIXELS(put_pixels16_xy2_arm, put_pixels8_xy2_arm, 8) +CALL_2X_PIXELS(put_no_rnd_pixels16_x2_arm , put_no_rnd_pixels8_x2_arm , 8) +CALL_2X_PIXELS(put_no_rnd_pixels16_y2_arm , put_no_rnd_pixels8_y2_arm , 8) +CALL_2X_PIXELS(put_no_rnd_pixels16_xy2_arm, put_no_rnd_pixels8_xy2_arm, 8) + +void ff_add_pixels_clamped_ARM(short *block, unsigned char *dest, + int line_size); + +/* XXX: those functions should be suppressed ASAP when all IDCTs are + converted */ +static void j_rev_dct_ARM_put(uint8_t *dest, int line_size, DCTELEM *block) +{ + j_rev_dct_ARM (block); + ff_put_pixels_clamped(block, dest, line_size); +} +static void j_rev_dct_ARM_add(uint8_t *dest, int line_size, DCTELEM *block) +{ + j_rev_dct_ARM (block); + ff_add_pixels_clamped(block, dest, line_size); +} +static void simple_idct_ARM_put(uint8_t *dest, int line_size, DCTELEM *block) +{ + simple_idct_ARM (block); + ff_put_pixels_clamped(block, dest, line_size); +} +static void simple_idct_ARM_add(uint8_t *dest, int line_size, DCTELEM *block) +{ + simple_idct_ARM (block); + ff_add_pixels_clamped(block, dest, line_size); +} + +#ifdef HAVE_IPP +static void simple_idct_ipp(DCTELEM *block) +{ + ippiDCT8x8Inv_Video_16s_C1I(block); +} +static void simple_idct_ipp_put(uint8_t *dest, int line_size, DCTELEM *block) +{ + ippiDCT8x8Inv_Video_16s8u_C1R(block, dest, line_size); +} + +void add_pixels_clamped_iwmmxt(const DCTELEM *block, uint8_t *pixels, int line_size); + +static void simple_idct_ipp_add(uint8_t *dest, int line_size, DCTELEM *block) +{ + ippiDCT8x8Inv_Video_16s_C1I(block); +#ifdef HAVE_IWMMXT + add_pixels_clamped_iwmmxt(block, dest, line_size); +#else + ff_add_pixels_clamped_ARM(block, dest, line_size); +#endif +} +#endif + +int mm_support(void) +{ + return ENABLE_IWMMXT * FF_MM_IWMMXT; +} + +void dsputil_init_arm(DSPContext* c, AVCodecContext *avctx) +{ + int idct_algo= avctx->idct_algo; + + ff_put_pixels_clamped = c->put_pixels_clamped; + ff_add_pixels_clamped = c->add_pixels_clamped; + + if (avctx->lowres == 0) { + if(idct_algo == FF_IDCT_AUTO){ +#if defined(HAVE_IPP) + idct_algo = FF_IDCT_IPP; +#elif defined(HAVE_NEON) + idct_algo = FF_IDCT_SIMPLENEON; +#elif defined(HAVE_ARMV6) + idct_algo = FF_IDCT_SIMPLEARMV6; +#elif defined(HAVE_ARMV5TE) + idct_algo = FF_IDCT_SIMPLEARMV5TE; +#else + idct_algo = FF_IDCT_ARM; +#endif + } + + if(idct_algo==FF_IDCT_ARM){ + c->idct_put= j_rev_dct_ARM_put; + c->idct_add= j_rev_dct_ARM_add; + c->idct = j_rev_dct_ARM; + c->idct_permutation_type= FF_LIBMPEG2_IDCT_PERM; + } else if (idct_algo==FF_IDCT_SIMPLEARM){ + c->idct_put= simple_idct_ARM_put; + c->idct_add= simple_idct_ARM_add; + c->idct = simple_idct_ARM; + c->idct_permutation_type= FF_NO_IDCT_PERM; +#ifdef HAVE_ARMV6 + } else if (idct_algo==FF_IDCT_SIMPLEARMV6){ + c->idct_put= ff_simple_idct_put_armv6; + c->idct_add= ff_simple_idct_add_armv6; + c->idct = ff_simple_idct_armv6; + c->idct_permutation_type= FF_LIBMPEG2_IDCT_PERM; +#endif +#ifdef HAVE_ARMV5TE + } else if (idct_algo==FF_IDCT_SIMPLEARMV5TE){ + c->idct_put= simple_idct_put_armv5te; + c->idct_add= simple_idct_add_armv5te; + c->idct = simple_idct_armv5te; + c->idct_permutation_type = FF_NO_IDCT_PERM; +#endif +#ifdef HAVE_IPP + } else if (idct_algo==FF_IDCT_IPP){ + c->idct_put= simple_idct_ipp_put; + c->idct_add= simple_idct_ipp_add; + c->idct = simple_idct_ipp; + c->idct_permutation_type= FF_NO_IDCT_PERM; +#endif +#ifdef HAVE_NEON + } else if (idct_algo==FF_IDCT_SIMPLENEON){ + c->idct_put= ff_simple_idct_put_neon; + c->idct_add= ff_simple_idct_add_neon; + c->idct = ff_simple_idct_neon; + c->idct_permutation_type = FF_PARTTRANS_IDCT_PERM; +#endif + } + } + + c->put_pixels_tab[0][0] = put_pixels16_arm; + c->put_pixels_tab[0][1] = put_pixels16_x2_arm; + c->put_pixels_tab[0][2] = put_pixels16_y2_arm; + c->put_pixels_tab[0][3] = put_pixels16_xy2_arm; + c->put_no_rnd_pixels_tab[0][0] = put_pixels16_arm; + c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_arm; + c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_arm; + c->put_no_rnd_pixels_tab[0][3] = put_no_rnd_pixels16_xy2_arm; + c->put_pixels_tab[1][0] = put_pixels8_arm; + c->put_pixels_tab[1][1] = put_pixels8_x2_arm; + c->put_pixels_tab[1][2] = put_pixels8_y2_arm; + c->put_pixels_tab[1][3] = put_pixels8_xy2_arm; + c->put_no_rnd_pixels_tab[1][0] = put_pixels8_arm; + c->put_no_rnd_pixels_tab[1][1] = put_no_rnd_pixels8_x2_arm; + c->put_no_rnd_pixels_tab[1][2] = put_no_rnd_pixels8_y2_arm; + c->put_no_rnd_pixels_tab[1][3] = put_no_rnd_pixels8_xy2_arm; + +#ifdef HAVE_ARMV5TE + c->prefetch = ff_prefetch_arm; +#endif + +#ifdef HAVE_IWMMXT + dsputil_init_iwmmxt(c, avctx); +#endif +#ifdef HAVE_ARMVFP + ff_float_init_arm_vfp(c, avctx); +#endif +#ifdef HAVE_NEON + ff_dsputil_init_neon(c, avctx); +#endif +} |