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/***************************************************************************** * * XVID MPEG-4 VIDEO CODEC * - Native API implementation - * * This program is an implementation of a part of one or more MPEG-4 * Video tools as specified in ISO/IEC 14496-2 standard. Those intending * to use this software module in hardware or software products are * advised that its use may infringe existing patents or copyrights, and * any such use would be at such party's own risk. The original * developer of this software module and his/her company, and subsequent * editors and their companies, will have no liability for use of this * software or modifications or derivatives thereof. * * This program is free software ; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation ; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program ; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * ****************************************************************************/ /***************************************************************************** * * History * * - 17.03.2002 Added interpolate8x8_halfpel_hv_xmm * - 22.12.2001 API change: added xvid_init() - Isibaar * - 16.12.2001 inital version; (c)2001 peter ross <pross@cs.rmit.edu.au> * * $Id: xvid.c,v 1.18 2002-06-14 13:27:52 Isibaar Exp $ * ****************************************************************************/ #include "xvid.h" #include "decoder.h" #include "encoder.h" #include "bitstream/cbp.h" #include "dct/idct.h" #include "dct/fdct.h" #include "image/colorspace.h" #include "image/interpolate8x8.h" #include "utils/mem_transfer.h" #include "quant/quant_h263.h" #include "quant/quant_mpeg4.h" #include "motion/sad.h" #include "utils/emms.h" #include "utils/timer.h" #include "bitstream/mbcoding.h" /***************************************************************************** * XviD Init Entry point * * Well this function initialize all internal function pointers according * to the CPU features forced by the library client or autodetected (depending * on the XVID_CPU_FORCE flag). It also initializes vlc coding tables and all * image colorspace transformation tables. * * Returned value : XVID_ERR_OK * + API_VERSION in the input XVID_INIT_PARAM structure * + core build " " " " " * ****************************************************************************/ int xvid_init(void *handle, int opt, void *param1, void *param2) { int cpu_flags; XVID_INIT_PARAM *init_param; init_param = (XVID_INIT_PARAM *) param1; /* Do we have to force CPU features ? */ if ((init_param->cpu_flags & XVID_CPU_FORCE) > 0) { cpu_flags = init_param->cpu_flags; } else { #ifdef ARCH_X86 cpu_flags = check_cpu_features(); #else cpu_flags = 0; #endif init_param->cpu_flags = cpu_flags; } /* Initialize the function pointers */ idct_int32_init(); init_vlc_tables(); /* Fixed Point Forward/Inverse DCT transformations */ fdct = fdct_int32; idct = idct_int32; /* Only needed on PPC Altivec archs */ sadInit = 0; /* Restore FPU context : emms_c is a nop functions */ emms = emms_c; /* Quantization functions */ quant_intra = quant_intra_c; dequant_intra = dequant_intra_c; quant_inter = quant_inter_c; dequant_inter = dequant_inter_c; quant4_intra = quant4_intra_c; dequant4_intra = dequant4_intra_c; quant4_inter = quant4_inter_c; dequant4_inter = dequant4_inter_c; /* Block transfer related functions */ transfer_8to16copy = transfer_8to16copy_c; transfer_16to8copy = transfer_16to8copy_c; transfer_8to16sub = transfer_8to16sub_c; transfer_8to16sub2 = transfer_8to16sub2_c; transfer_16to8add = transfer_16to8add_c; transfer8x8_copy = transfer8x8_copy_c; /* Image interpolation related functions */ interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_c; interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_c; interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_c; /* Initialize internal colorspace transformation tables */ colorspace_init(); /* All colorspace transformation functions User Format->YV12 */ rgb555_to_yv12 = rgb555_to_yv12_c; rgb565_to_yv12 = rgb565_to_yv12_c; rgb24_to_yv12 = rgb24_to_yv12_c; rgb32_to_yv12 = rgb32_to_yv12_c; yuv_to_yv12 = yuv_to_yv12_c; yuyv_to_yv12 = yuyv_to_yv12_c; uyvy_to_yv12 = uyvy_to_yv12_c; /* All colorspace transformation functions YV12->User format */ yv12_to_rgb555 = yv12_to_rgb555_c; yv12_to_rgb565 = yv12_to_rgb565_c; yv12_to_rgb24 = yv12_to_rgb24_c; yv12_to_rgb32 = yv12_to_rgb32_c; yv12_to_yuv = yv12_to_yuv_c; yv12_to_yuyv = yv12_to_yuyv_c; yv12_to_uyvy = yv12_to_uyvy_c; /* Functions used in motion estimation algorithms */ calc_cbp = calc_cbp_c; sad16 = sad16_c; sad16bi = sad16bi_c; sad8 = sad8_c; dev16 = dev16_c; #ifdef ARCH_X86 if ((cpu_flags & XVID_CPU_MMX) > 0) { /* Forward and Inverse Discrete Cosine Transformation functions */ fdct = fdct_mmx; idct = idct_mmx; /* To restore FPU context after mmx use */ emms = emms_mmx; /* Quantization related functions */ quant_intra = quant_intra_mmx; dequant_intra = dequant_intra_mmx; quant_inter = quant_inter_mmx; dequant_inter = dequant_inter_mmx; quant4_intra = quant4_intra_mmx; dequant4_intra = dequant4_intra_mmx; quant4_inter = quant4_inter_mmx; dequant4_inter = dequant4_inter_mmx; /* Block related functions */ transfer_8to16copy = transfer_8to16copy_mmx; transfer_16to8copy = transfer_16to8copy_mmx; transfer_8to16sub = transfer_8to16sub_mmx; transfer_16to8add = transfer_16to8add_mmx; transfer8x8_copy = transfer8x8_copy_mmx; /* Image Interpolation related functions */ interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_mmx; interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_mmx; interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_mmx; /* Image RGB->YV12 related functions */ rgb24_to_yv12 = rgb24_to_yv12_mmx; rgb32_to_yv12 = rgb32_to_yv12_mmx; yuv_to_yv12 = yuv_to_yv12_mmx; yuyv_to_yv12 = yuyv_to_yv12_mmx; uyvy_to_yv12 = uyvy_to_yv12_mmx; /* Image YV12->RGB related functions */ yv12_to_rgb24 = yv12_to_rgb24_mmx; yv12_to_rgb32 = yv12_to_rgb32_mmx; yv12_to_yuyv = yv12_to_yuyv_mmx; yv12_to_uyvy = yv12_to_uyvy_mmx; /* Motion estimation related functions */ calc_cbp = calc_cbp_mmx; sad16 = sad16_mmx; sad8 = sad8_mmx; dev16 = dev16_mmx; } if ((cpu_flags & XVID_CPU_MMXEXT) > 0) { /* Inverse DCT */ idct = idct_xmm; /* Interpolation */ interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_xmm; interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_xmm; interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_xmm; /* Colorspace transformation */ yuv_to_yv12 = yuv_to_yv12_xmm; /* ME functions */ sad16 = sad16_xmm; sad8 = sad8_xmm; dev16 = dev16_xmm; } if ((cpu_flags & XVID_CPU_3DNOW) > 0) { /* Interpolation */ interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dn; interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dn; interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_3dn; } if ((cpu_flags & XVID_CPU_SSE2) > 0) { #ifdef EXPERIMENTAL_SSE2_CODE /* Quantization */ quant_intra = quant_intra_sse2; dequant_intra = dequant_intra_sse2; quant_inter = quant_inter_sse2; dequant_inter = dequant_inter_sse2; /* ME */ calc_cbp = calc_cbp_sse2; sad16 = sad16_sse2; dev16 = dev16_sse2; /* Forward and Inverse DCT */ idct = idct_sse2; fdct = fdct_sse2; #endif } #endif #ifdef ARCH_IA64 if ((cpu_flags & XVID_CPU_IA64) > 0) { //use assembler routines? idct_ia64_init(); fdct = fdct_ia64; idct = idct_ia64; //not yet working, crashes interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_ia64; interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_ia64; interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_ia64; sad16 = sad16_ia64; sad16bi = sad16bi_ia64; sad8 = sad8_ia64; dev16 = dev16_ia64; quant_intra = quant_intra_ia64; dequant_intra = dequant_intra_ia64; quant_inter = quant_inter_ia64; dequant_inter = dequant_inter_ia64; transfer_8to16copy = transfer_8to16copy_ia64; transfer_16to8copy = transfer_16to8copy_ia64; transfer_8to16sub = transfer_8to16sub_ia64; transfer_8to16sub2 = transfer_8to16sub2_ia64; transfer_16to8add = transfer_16to8add_ia64; transfer8x8_copy = transfer8x8_copy_ia64; DEBUG("Using IA-64 assembler routines.\n"); } #endif #ifdef ARCH_PPC #ifdef ARCH_PPC_ALTIVEC calc_cbp = calc_cbp_altivec; fdct = fdct_altivec; idct = idct_altivec; sadInit = sadInit_altivec; sad16 = sad16_altivec; sad8 = sad8_altivec; dev16 = dev16_altivec; #else calc_cbp = calc_cbp_ppc; #endif #endif /* Inform the client the API version */ init_param->api_version = API_VERSION; /* Inform the client the core build - unused because we're still alpha */ init_param->core_build = 1000; return XVID_ERR_OK; } /***************************************************************************** * XviD Native decoder entry point * * This function is just a wrapper to all the option cases. * * Returned values : XVID_ERR_FAIL when opt is invalid * else returns the wrapped function result * ****************************************************************************/ int xvid_decore(void *handle, int opt, void *param1, void *param2) { switch (opt) { case XVID_DEC_DECODE: return decoder_decode((DECODER *) handle, (XVID_DEC_FRAME *) param1); case XVID_DEC_CREATE: return decoder_create((XVID_DEC_PARAM *) param1); case XVID_DEC_DESTROY: return decoder_destroy((DECODER *) handle); default: return XVID_ERR_FAIL; } } /***************************************************************************** * XviD Native encoder entry point * * This function is just a wrapper to all the option cases. * * Returned values : XVID_ERR_FAIL when opt is invalid * else returns the wrapped function result * ****************************************************************************/ int xvid_encore(void *handle, int opt, void *param1, void *param2) { switch (opt) { case XVID_ENC_ENCODE: return encoder_encode((Encoder *) handle, (XVID_ENC_FRAME *) param1, (XVID_ENC_STATS *) param2); case XVID_ENC_CREATE: return encoder_create((XVID_ENC_PARAM *) param1); case XVID_ENC_DESTROY: return encoder_destroy((Encoder *) handle); default: return XVID_ERR_FAIL; } }
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