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/************************************************************************** |
/***************************************************************************** |
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* |
* |
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* XVID MPEG-4 VIDEO CODEC |
* XVID MPEG-4 VIDEO CODEC |
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* native api |
* - Native API implementation - |
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* |
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* Copyright(C) 2001-2002 Peter Ross <pross@xvid.org> |
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* |
* |
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* This program is an implementation of a part of one or more MPEG-4 |
* This program is an implementation of a part of one or more MPEG-4 |
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* Video tools as specified in ISO/IEC 14496-2 standard. Those intending |
* Video tools as specified in ISO/IEC 14496-2 standard. Those intending |
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* |
* |
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* You should have received a copy of the GNU General Public License |
* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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* |
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*************************************************************************/ |
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/************************************************************************** |
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* |
* |
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* History: |
* $Id$ |
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* |
* |
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* 17.03.2002 Added interpolate8x8_halfpel_hv_xmm |
****************************************************************************/ |
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* 22.12.2001 API change: added xvid_init() - Isibaar |
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* 16.12.2001 inital version; (c)2001 peter ross <pross@cs.rmit.edu.au> |
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* |
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*************************************************************************/ |
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#include "xvid.h" |
#include "xvid.h" |
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#include "decoder.h" |
#include "decoder.h" |
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#include "utils/mem_transfer.h" |
#include "utils/mem_transfer.h" |
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#include "quant/quant_h263.h" |
#include "quant/quant_h263.h" |
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#include "quant/quant_mpeg4.h" |
#include "quant/quant_mpeg4.h" |
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#include "motion/motion.h" |
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#include "motion/sad.h" |
#include "motion/sad.h" |
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#include "utils/emms.h" |
#include "utils/emms.h" |
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#include "utils/timer.h" |
#include "utils/timer.h" |
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#include "bitstream/mbcoding.h" |
#include "bitstream/mbcoding.h" |
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int xvid_init(void *handle, int opt, void *param1, void *param2) |
#if defined(ARCH_X86) && defined(EXPERIMENTAL_SSE2_CODE) |
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#ifdef WIN32 |
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#include <windows.h> |
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#else |
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#include <signal.h> |
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#include <setjmp.h> |
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#endif |
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#ifndef WIN32 |
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static jmp_buf mark; |
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static void |
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sigill_handler(int signal) |
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{ |
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longjmp(mark, 1); |
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} |
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#endif |
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/* |
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* Calls the funcptr, and returns whether SIGILL (illegal instruction) was signalled |
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* Return values: |
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* -1 : could not determine |
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* 0 : SIGILL was *not* signalled |
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* 1 : SIGILL was signalled |
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*/ |
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int |
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sigill_check(void (*func)()) |
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{ |
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#ifdef WIN32 |
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_try { |
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func(); |
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} |
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_except(EXCEPTION_EXECUTE_HANDLER) { |
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if (_exception_code() == STATUS_ILLEGAL_INSTRUCTION) |
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return 1; |
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} |
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return 0; |
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#else |
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void * old_handler; |
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int jmpret; |
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old_handler = signal(SIGILL, sigill_handler); |
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if (old_handler == SIG_ERR) |
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{ |
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return -1; |
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} |
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jmpret = setjmp(mark); |
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if (jmpret == 0) |
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{ |
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func(); |
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} |
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signal(SIGILL, old_handler); |
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return jmpret; |
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#endif |
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} |
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#endif |
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/***************************************************************************** |
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* XviD Init Entry point |
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* |
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* Well this function initialize all internal function pointers according |
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* to the CPU features forced by the library client or autodetected (depending |
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* on the XVID_CPU_FORCE flag). It also initializes vlc coding tables and all |
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* image colorspace transformation tables. |
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* |
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* Returned value : XVID_ERR_OK |
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* + API_VERSION in the input XVID_INIT_PARAM structure |
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* + core build " " " " " |
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* |
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****************************************************************************/ |
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int |
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xvid_init(void *handle, |
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int opt, |
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void *param1, |
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void *param2) |
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{ |
{ |
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int cpu_flags; |
int cpu_flags; |
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XVID_INIT_PARAM *init_param; |
XVID_INIT_PARAM *init_param; |
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init_param = (XVID_INIT_PARAM *) param1; |
init_param = (XVID_INIT_PARAM *) param1; |
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// force specific cpu settings? |
/* Inform the client the API version */ |
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if((init_param->cpu_flags & XVID_CPU_FORCE) > 0) |
init_param->api_version = API_VERSION; |
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/* Inform the client the core build - unused because we're still alpha */ |
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init_param->core_build = 1000; |
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/* Do we have to force CPU features ? */ |
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if ((init_param->cpu_flags & XVID_CPU_FORCE)) { |
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cpu_flags = init_param->cpu_flags; |
cpu_flags = init_param->cpu_flags; |
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else { |
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#ifdef ARCH_X86 |
} else { |
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cpu_flags = check_cpu_features(); |
cpu_flags = check_cpu_features(); |
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#else |
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cpu_flags = 0; |
#if defined(ARCH_X86) && defined(EXPERIMENTAL_SSE2_CODE) |
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if ((cpu_flags & XVID_CPU_SSE) && sigill_check(sse_os_trigger)) |
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cpu_flags &= ~XVID_CPU_SSE; |
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if ((cpu_flags & XVID_CPU_SSE2) && sigill_check(sse2_os_trigger)) |
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cpu_flags &= ~XVID_CPU_SSE2; |
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#endif |
#endif |
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} |
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if ((init_param->cpu_flags & XVID_CPU_CHKONLY)) |
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{ |
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init_param->cpu_flags = cpu_flags; |
init_param->cpu_flags = cpu_flags; |
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return XVID_ERR_OK; |
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} |
} |
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// initialize the function pointers |
init_param->cpu_flags = cpu_flags; |
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/* Initialize the function pointers */ |
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idct_int32_init(); |
idct_int32_init(); |
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init_vlc_tables(); |
init_vlc_tables(); |
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/* Fixed Point Forward/Inverse DCT transformations */ |
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fdct = fdct_int32; |
fdct = fdct_int32; |
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idct = idct_int32; |
idct = idct_int32; |
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/* Only needed on PPC Altivec archs */ |
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sadInit = 0; |
sadInit = 0; |
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/* Restore FPU context : emms_c is a nop functions */ |
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emms = emms_c; |
emms = emms_c; |
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/* Quantization functions */ |
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quant_intra = quant_intra_c; |
quant_intra = quant_intra_c; |
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dequant_intra = dequant_intra_c; |
dequant_intra = dequant_intra_c; |
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quant_inter = quant_inter_c; |
quant_inter = quant_inter_c; |
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quant4_inter = quant4_inter_c; |
quant4_inter = quant4_inter_c; |
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dequant4_inter = dequant4_inter_c; |
dequant4_inter = dequant4_inter_c; |
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/* Block transfer related functions */ |
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transfer_8to16copy = transfer_8to16copy_c; |
transfer_8to16copy = transfer_8to16copy_c; |
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transfer_16to8copy = transfer_16to8copy_c; |
transfer_16to8copy = transfer_16to8copy_c; |
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transfer_8to16sub = transfer_8to16sub_c; |
transfer_8to16sub = transfer_8to16sub_c; |
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transfer_8to16sub2 = transfer_8to16sub2_c; |
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transfer_16to8add = transfer_16to8add_c; |
transfer_16to8add = transfer_16to8add_c; |
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transfer8x8_copy = transfer8x8_copy_c; |
transfer8x8_copy = transfer8x8_copy_c; |
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/* Image interpolation related functions */ |
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interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_c; |
interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_c; |
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interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_c; |
interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_c; |
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interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_c; |
interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_c; |
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/* Initialize internal colorspace transformation tables */ |
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colorspace_init(); |
colorspace_init(); |
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/* All colorspace transformation functions User Format->YV12 */ |
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rgb555_to_yv12 = rgb555_to_yv12_c; |
rgb555_to_yv12 = rgb555_to_yv12_c; |
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rgb565_to_yv12 = rgb565_to_yv12_c; |
rgb565_to_yv12 = rgb565_to_yv12_c; |
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rgb24_to_yv12 = rgb24_to_yv12_c; |
rgb24_to_yv12 = rgb24_to_yv12_c; |
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yuyv_to_yv12 = yuyv_to_yv12_c; |
yuyv_to_yv12 = yuyv_to_yv12_c; |
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uyvy_to_yv12 = uyvy_to_yv12_c; |
uyvy_to_yv12 = uyvy_to_yv12_c; |
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/* All colorspace transformation functions YV12->User format */ |
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yv12_to_rgb555 = yv12_to_rgb555_c; |
yv12_to_rgb555 = yv12_to_rgb555_c; |
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yv12_to_rgb565 = yv12_to_rgb565_c; |
yv12_to_rgb565 = yv12_to_rgb565_c; |
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yv12_to_rgb24 = yv12_to_rgb24_c; |
yv12_to_rgb24 = yv12_to_rgb24_c; |
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yv12_to_yuyv = yv12_to_yuyv_c; |
yv12_to_yuyv = yv12_to_yuyv_c; |
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yv12_to_uyvy = yv12_to_uyvy_c; |
yv12_to_uyvy = yv12_to_uyvy_c; |
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/* Functions used in motion estimation algorithms */ |
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calc_cbp = calc_cbp_c; |
calc_cbp = calc_cbp_c; |
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sad16 = sad16_c; |
sad16 = sad16_c; |
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sad8 = sad8_c; |
sad8 = sad8_c; |
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sad16bi = sad16bi_c; |
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sad8bi = sad8bi_c; |
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dev16 = dev16_c; |
dev16 = dev16_c; |
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Halfpel8_Refine = Halfpel8_Refine_c; |
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#ifdef ARCH_X86 |
#ifdef ARCH_X86 |
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if((cpu_flags & XVID_CPU_MMX) > 0) { |
if((cpu_flags & XVID_CPU_MMX) > 0) { |
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/* Forward and Inverse Discrete Cosine Transformation functions */ |
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fdct = fdct_mmx; |
fdct = fdct_mmx; |
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idct = idct_mmx; |
idct = idct_mmx; |
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/* To restore FPU context after mmx use */ |
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emms = emms_mmx; |
emms = emms_mmx; |
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/* Quantization related functions */ |
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quant_intra = quant_intra_mmx; |
quant_intra = quant_intra_mmx; |
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dequant_intra = dequant_intra_mmx; |
dequant_intra = dequant_intra_mmx; |
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quant_inter = quant_inter_mmx; |
quant_inter = quant_inter_mmx; |
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quant4_inter = quant4_inter_mmx; |
quant4_inter = quant4_inter_mmx; |
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dequant4_inter = dequant4_inter_mmx; |
dequant4_inter = dequant4_inter_mmx; |
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/* Block related functions */ |
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transfer_8to16copy = transfer_8to16copy_mmx; |
transfer_8to16copy = transfer_8to16copy_mmx; |
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transfer_16to8copy = transfer_16to8copy_mmx; |
transfer_16to8copy = transfer_16to8copy_mmx; |
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transfer_8to16sub = transfer_8to16sub_mmx; |
transfer_8to16sub = transfer_8to16sub_mmx; |
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transfer_8to16sub2 = transfer_8to16sub2_mmx; |
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transfer_16to8add = transfer_16to8add_mmx; |
transfer_16to8add = transfer_16to8add_mmx; |
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transfer8x8_copy = transfer8x8_copy_mmx; |
transfer8x8_copy = transfer8x8_copy_mmx; |
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/* Image Interpolation related functions */ |
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interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_mmx; |
interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_mmx; |
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interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_mmx; |
interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_mmx; |
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interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_mmx; |
interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_mmx; |
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/* Image RGB->YV12 related functions */ |
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rgb24_to_yv12 = rgb24_to_yv12_mmx; |
rgb24_to_yv12 = rgb24_to_yv12_mmx; |
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rgb32_to_yv12 = rgb32_to_yv12_mmx; |
rgb32_to_yv12 = rgb32_to_yv12_mmx; |
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yuv_to_yv12 = yuv_to_yv12_mmx; |
yuv_to_yv12 = yuv_to_yv12_mmx; |
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yuyv_to_yv12 = yuyv_to_yv12_mmx; |
yuyv_to_yv12 = yuyv_to_yv12_mmx; |
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uyvy_to_yv12 = uyvy_to_yv12_mmx; |
uyvy_to_yv12 = uyvy_to_yv12_mmx; |
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/* Image YV12->RGB related functions */ |
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yv12_to_rgb24 = yv12_to_rgb24_mmx; |
yv12_to_rgb24 = yv12_to_rgb24_mmx; |
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yv12_to_rgb32 = yv12_to_rgb32_mmx; |
yv12_to_rgb32 = yv12_to_rgb32_mmx; |
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yv12_to_yuyv = yv12_to_yuyv_mmx; |
yv12_to_yuyv = yv12_to_yuyv_mmx; |
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yv12_to_uyvy = yv12_to_uyvy_mmx; |
yv12_to_uyvy = yv12_to_uyvy_mmx; |
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/* Motion estimation related functions */ |
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calc_cbp = calc_cbp_mmx; |
calc_cbp = calc_cbp_mmx; |
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sad16 = sad16_mmx; |
sad16 = sad16_mmx; |
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sad8 = sad8_mmx; |
sad8 = sad8_mmx; |
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sad16bi = sad16bi_mmx; |
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sad8bi = sad8bi_mmx; |
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dev16 = dev16_mmx; |
dev16 = dev16_mmx; |
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} |
} |
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/* these 3dnow functions are faster than mmx, but slower than xmm. */ |
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if ((cpu_flags & XVID_CPU_3DNOW) > 0) { |
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/* ME functions */ |
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sad16bi = sad16bi_3dn; |
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sad8bi = sad8bi_3dn; |
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} |
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if((cpu_flags & XVID_CPU_MMXEXT) > 0) { |
if((cpu_flags & XVID_CPU_MMXEXT) > 0) { |
314 |
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/* Inverse DCT */ |
316 |
idct = idct_xmm; |
idct = idct_xmm; |
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/* Interpolation */ |
319 |
interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_xmm; |
interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_xmm; |
320 |
interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_xmm; |
interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_xmm; |
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interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_xmm; |
interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_xmm; |
322 |
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/* Quantization */ |
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dequant_intra = dequant_intra_xmm; |
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dequant_inter = dequant_inter_xmm; |
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/* Buffer transfer */ |
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transfer_8to16sub2 = transfer_8to16sub2_xmm; |
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/* Colorspace transformation */ |
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yuv_to_yv12 = yuv_to_yv12_xmm; |
yuv_to_yv12 = yuv_to_yv12_xmm; |
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/* ME functions */ |
334 |
sad16 = sad16_xmm; |
sad16 = sad16_xmm; |
335 |
sad8 = sad8_xmm; |
sad8 = sad8_xmm; |
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sad16bi = sad16bi_xmm; |
337 |
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sad8bi = sad8bi_xmm; |
338 |
dev16 = dev16_xmm; |
dev16 = dev16_xmm; |
339 |
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340 |
} |
} |
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if((cpu_flags & XVID_CPU_3DNOW) > 0) { |
if((cpu_flags & XVID_CPU_3DNOW) > 0) { |
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/* Interpolation */ |
345 |
interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dn; |
interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dn; |
346 |
interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dn; |
interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dn; |
347 |
interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_3dn; |
interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_3dn; |
348 |
} |
} |
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if ((cpu_flags & XVID_CPU_SSE2) > 0) { |
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#ifdef EXPERIMENTAL_SSE2_CODE |
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353 |
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calc_cbp = calc_cbp_sse2; |
354 |
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355 |
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/* Quantization */ |
356 |
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quant_intra = quant_intra_sse2; |
357 |
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dequant_intra = dequant_intra_sse2; |
358 |
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quant_inter = quant_inter_sse2; |
359 |
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dequant_inter = dequant_inter_sse2; |
360 |
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361 |
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/* ME */ |
362 |
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sad16 = sad16_sse2; |
363 |
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dev16 = dev16_sse2; |
364 |
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365 |
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/* Forward and Inverse DCT */ |
366 |
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idct = idct_sse2; |
367 |
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fdct = fdct_sse2; |
368 |
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#endif |
369 |
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} |
370 |
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371 |
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#endif |
372 |
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373 |
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#ifdef ARCH_IA64 |
374 |
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if ((cpu_flags & XVID_CPU_IA64) > 0) { //use assembler routines? |
375 |
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idct_ia64_init(); |
376 |
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fdct = fdct_ia64; |
377 |
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idct = idct_ia64; //not yet working, crashes |
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interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_ia64; |
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|
interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_ia64; |
380 |
|
interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_ia64; |
381 |
|
sad16 = sad16_ia64; |
382 |
|
sad16bi = sad16bi_ia64; |
383 |
|
sad8 = sad8_ia64; |
384 |
|
dev16 = dev16_ia64; |
385 |
|
Halfpel8_Refine = Halfpel8_Refine_ia64; |
386 |
|
quant_intra = quant_intra_ia64; |
387 |
|
dequant_intra = dequant_intra_ia64; |
388 |
|
quant_inter = quant_inter_ia64; |
389 |
|
dequant_inter = dequant_inter_ia64; |
390 |
|
transfer_8to16copy = transfer_8to16copy_ia64; |
391 |
|
transfer_16to8copy = transfer_16to8copy_ia64; |
392 |
|
transfer_8to16sub = transfer_8to16sub_ia64; |
393 |
|
transfer_8to16sub2 = transfer_8to16sub2_ia64; |
394 |
|
transfer_16to8add = transfer_16to8add_ia64; |
395 |
|
transfer8x8_copy = transfer8x8_copy_ia64; |
396 |
|
DEBUG("Using IA-64 assembler routines.\n"); |
397 |
|
} |
398 |
#endif |
#endif |
399 |
|
|
400 |
#ifdef ARCH_PPC |
#ifdef ARCH_PPC |
401 |
#ifdef ARCH_PPC_ALTIVEC |
#ifdef ARCH_PPC_ALTIVEC |
402 |
calc_cbp = calc_cbp_altivec; |
calc_cbp = calc_cbp_altivec; |
411 |
#endif |
#endif |
412 |
#endif |
#endif |
413 |
|
|
|
// API version |
|
|
init_param->api_version = API_VERSION; |
|
|
|
|
|
// something clever has to be done for this |
|
|
init_param->core_build = 1000; |
|
|
|
|
414 |
return XVID_ERR_OK; |
return XVID_ERR_OK; |
415 |
} |
} |
416 |
|
|
417 |
int xvid_decore(void * handle, int opt, void * param1, void * param2) |
/***************************************************************************** |
418 |
{ |
* XviD Native decoder entry point |
419 |
switch (opt) |
* |
420 |
|
* This function is just a wrapper to all the option cases. |
421 |
|
* |
422 |
|
* Returned values : XVID_ERR_FAIL when opt is invalid |
423 |
|
* else returns the wrapped function result |
424 |
|
* |
425 |
|
****************************************************************************/ |
426 |
|
|
427 |
|
int |
428 |
|
xvid_decore(void *handle, |
429 |
|
int opt, |
430 |
|
void *param1, |
431 |
|
void *param2) |
432 |
{ |
{ |
433 |
|
switch (opt) { |
434 |
case XVID_DEC_DECODE : |
case XVID_DEC_DECODE : |
435 |
return decoder_decode((DECODER *) handle, (XVID_DEC_FRAME *) param1); |
return decoder_decode((DECODER *) handle, (XVID_DEC_FRAME *) param1); |
436 |
|
|
446 |
} |
} |
447 |
|
|
448 |
|
|
449 |
int xvid_encore(void * handle, int opt, void * param1, void * param2) |
/***************************************************************************** |
450 |
{ |
* XviD Native encoder entry point |
451 |
switch (opt) |
* |
452 |
|
* This function is just a wrapper to all the option cases. |
453 |
|
* |
454 |
|
* Returned values : XVID_ERR_FAIL when opt is invalid |
455 |
|
* else returns the wrapped function result |
456 |
|
* |
457 |
|
****************************************************************************/ |
458 |
|
|
459 |
|
int |
460 |
|
xvid_encore(void *handle, |
461 |
|
int opt, |
462 |
|
void *param1, |
463 |
|
void *param2) |
464 |
{ |
{ |
465 |
|
switch (opt) { |
466 |
case XVID_ENC_ENCODE : |
case XVID_ENC_ENCODE : |
467 |
return encoder_encode((Encoder *) handle, (XVID_ENC_FRAME *) param1, (XVID_ENC_STATS *) param2); |
return encoder_encode((Encoder *) handle, (XVID_ENC_FRAME *) param1, |
468 |
|
(XVID_ENC_STATS *) param2); |
469 |
|
|
470 |
case XVID_ENC_CREATE : |
case XVID_ENC_CREATE : |
471 |
return encoder_create((XVID_ENC_PARAM *) param1); |
return encoder_create((XVID_ENC_PARAM *) param1); |