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* XVID MPEG-4 VIDEO CODEC |
* XVID MPEG-4 VIDEO CODEC |
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* - Native API implementation - |
* - Native API implementation - |
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* |
* |
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* Copyright(C) 2001-2003 Peter Ross <pross@xvid.org> |
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* |
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* This program is free software ; you can redistribute it and/or modify |
* This program is free software ; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation ; either version 2 of the License, or |
* the Free Software Foundation ; either version 2 of the License, or |
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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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#include "image/qpel.h" |
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#if defined(_DEBUG) |
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unsigned int xvid_debug = 0; /* xvid debug mask */ |
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#endif |
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#if defined(ARCH_IS_IA32) |
#if defined(ARCH_IS_IA32) |
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static |
static |
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int xvid_gbl_init(xvid_gbl_init_t * init) |
int xvid_init_init(XVID_INIT_PARAM * init_param) |
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{ |
{ |
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unsigned int cpu_flags; |
int cpu_flags; |
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/* Inform the client the API version */ |
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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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if (XVID_MAJOR(init->version) != 1) /* v1.x.x */ |
cpu_flags = init_param->cpu_flags; |
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return XVID_ERR_VERSION; |
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cpu_flags = (init->cpu_flags & XVID_CPU_FORCE) ? init->cpu_flags : detect_cpu_flags(); |
} else { |
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cpu_flags = detect_cpu_flags(); |
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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; |
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return XVID_ERR_OK; |
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} |
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init_param->cpu_flags = cpu_flags; |
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/* Qpel stuff */ |
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xvid_QP_Funcs = &xvid_QP_Funcs_C; |
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xvid_QP_Add_Funcs = &xvid_QP_Add_Funcs_C; |
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xvid_Init_QP_mmx(); |
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/* Initialize the function pointers */ |
/* Initialize the function pointers */ |
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idct_int32_init(); |
idct_int32_init(); |
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if ((cpu_flags & XVID_CPU_MMX)) { |
if ((cpu_flags & XVID_CPU_MMX)) { |
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/* Qpel stuff */ |
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xvid_QP_Funcs = &xvid_QP_Funcs_mmx; |
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xvid_QP_Add_Funcs = &xvid_QP_Add_Funcs_mmx; |
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xvid_Init_QP_mmx(); |
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/* Forward and Inverse Discrete Cosine Transformation functions */ |
/* 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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} |
} |
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#endif |
#endif |
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#if defined(_DEBUG) |
return XVID_ERR_OK; |
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xvid_debug = init->debug; |
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#endif |
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return 0; |
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} |
} |
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static int |
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xvid_gbl_info(xvid_gbl_info_t * info) |
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{ |
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if (XVID_MAJOR(info->version) != 1) /* v1.x.x */ |
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return XVID_ERR_VERSION; |
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info->actual_version = XVID_VERSION; |
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info->build = "dev-api-4"; |
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info->cpu_flags = detect_cpu_flags(); |
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#if defined(_SMP) && defined(WIN32) |
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info->num_threads = pthread_num_processors_np();; |
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#else |
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info->num_threads = 0; |
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#endif |
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return 0; |
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} |
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static int |
static int |
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xvid_gbl_convert(xvid_gbl_convert_t* convert) |
xvid_init_convert(XVID_INIT_CONVERTINFO* convert) |
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{ |
{ |
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int width; |
/* |
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int height; |
const int flip1 = |
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int width2; |
(convert->input.colorspace & XVID_CSP_VFLIP) ^ |
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int height2; |
(convert->output.colorspace & XVID_CSP_VFLIP); |
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*/ |
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const int width = convert->width; |
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const int height = convert->height; |
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const int width2 = convert->width/2; |
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const int height2 = convert->height/2; |
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IMAGE img; |
IMAGE img; |
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if (XVID_MAJOR(convert->version) != 1) /* v1.x.x */ |
switch (convert->input.colorspace & ~XVID_CSP_VFLIP) |
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return XVID_ERR_VERSION; |
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#if 0 |
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const int flip1 = (convert->input.colorspace & XVID_CSP_VFLIP) ^ (convert->output.colorspace & XVID_CSP_VFLIP); |
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#endif |
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width = convert->width; |
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height = convert->height; |
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width2 = convert->width/2; |
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height2 = convert->height/2; |
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switch (convert->input.csp & ~XVID_CSP_VFLIP) |
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{ |
{ |
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case XVID_CSP_YV12 : |
case XVID_CSP_YV12 : |
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img.y = convert->input.plane[0]; |
img.y = convert->input.y; |
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img.v = (uint8_t*)convert->input.plane[0] + convert->input.stride[0]*height; |
img.v = (uint8_t*)convert->input.y + width*height; |
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img.u = (uint8_t*)convert->input.plane[0] + convert->input.stride[0]*height + (convert->input.stride[0]/2)*height2; |
img.u = (uint8_t*)convert->input.y + width*height + width2*height2; |
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image_output(&img, width, height, width, |
image_output(&img, width, height, width, |
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(uint8_t**)convert->output.plane, convert->output.stride, |
convert->output.y, convert->output.y_stride, |
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convert->output.csp, convert->interlacing); |
convert->output.colorspace, convert->interlacing); |
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break; |
break; |
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default : |
default : |
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emms(); |
emms(); |
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return 0; |
return XVID_ERR_OK; |
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} |
} |
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{ |
{ |
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int i, diff = 0; |
int i, diff = 0; |
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for (i = 0; i < size; i++) |
for (i = 0; i < size; i++) |
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diff += abs(blockA[i]-blockB[i]); |
diff += ABS(blockA[i]-blockB[i]); |
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return diff; |
return diff; |
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} |
} |
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emms(); |
emms(); |
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return 0; |
return XVID_ERR_OK; |
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} |
} |
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/***************************************************************************** |
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* XviD Global 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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****************************************************************************/ |
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int |
int |
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xvid_global(void *handle, |
xvid_init(void *handle, |
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int opt, |
int opt, |
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void *param1, |
void *param1, |
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void *param2) |
void *param2) |
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{ |
{ |
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switch(opt) |
switch(opt) |
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{ |
{ |
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case XVID_GBL_INIT : |
case XVID_INIT_INIT : |
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return xvid_gbl_init((xvid_gbl_init_t*)param1); |
return xvid_init_init((XVID_INIT_PARAM*)param1); |
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case XVID_GBL_INFO : |
case XVID_INIT_CONVERT : |
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return xvid_gbl_info((xvid_gbl_info_t*)param1); |
return xvid_init_convert((XVID_INIT_CONVERTINFO*)param1); |
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case XVID_GBL_CONVERT : |
case XVID_INIT_TEST : |
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return xvid_gbl_convert((xvid_gbl_convert_t*)param1); |
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case XVID_GBL_TEST : |
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{ |
{ |
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ptr_t flags = (ptr_t)param1; |
ptr_t flags = (ptr_t)param1; |
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return xvid_init_test((int)flags); |
return xvid_init_test((int)flags); |
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void *param2) |
void *param2) |
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{ |
{ |
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switch (opt) { |
switch (opt) { |
1012 |
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case XVID_DEC_DECODE: |
1013 |
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return decoder_decode((DECODER *) handle, (XVID_DEC_FRAME *) param1, (XVID_DEC_STATS*) param2); |
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case XVID_DEC_CREATE: |
case XVID_DEC_CREATE: |
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return decoder_create((xvid_dec_create_t *) param1); |
return decoder_create((XVID_DEC_PARAM *) param1); |
1017 |
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case XVID_DEC_DESTROY: |
case XVID_DEC_DESTROY: |
1019 |
return decoder_destroy((DECODER *) handle); |
return decoder_destroy((DECODER *) handle); |
1020 |
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case XVID_DEC_DECODE: |
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return decoder_decode((DECODER *) handle, (xvid_dec_frame_t *) param1, (xvid_dec_stats_t*) param2); |
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default: |
default: |
1022 |
return XVID_ERR_FAIL; |
return XVID_ERR_FAIL; |
1023 |
} |
} |
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switch (opt) { |
switch (opt) { |
1044 |
case XVID_ENC_ENCODE: |
case XVID_ENC_ENCODE: |
1045 |
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return enc_encode((Encoder *) handle, |
if (((Encoder *) handle)->mbParam.max_bframes >= 0) |
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(xvid_enc_frame_t *) param1, |
return encoder_encode_bframes((Encoder *) handle, |
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(xvid_enc_stats_t *) param2); |
(XVID_ENC_FRAME *) param1, |
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(XVID_ENC_STATS *) param2); |
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else |
1051 |
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return encoder_encode((Encoder *) handle, |
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(XVID_ENC_FRAME *) param1, |
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(XVID_ENC_STATS *) param2); |
1054 |
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case XVID_ENC_CREATE: |
case XVID_ENC_CREATE: |
1056 |
return enc_create((xvid_enc_create_t *) param1); |
return encoder_create((XVID_ENC_PARAM *) param1); |
1057 |
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case XVID_ENC_DESTROY: |
case XVID_ENC_DESTROY: |
1059 |
return enc_destroy((Encoder *) handle); |
return encoder_destroy((Encoder *) handle); |
1060 |
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default: |
default: |
1062 |
return XVID_ERR_FAIL; |
return XVID_ERR_FAIL; |