Skip to content
GitLab
Commit cc44598d authored by Vincent Seguin's avatar Vincent Seguin
Browse files

YUV MMX, avec aspect ratio !!!

parent db6d4f7d
Hide whitespace changes
Inline Side-by-side
Makefile
View file @ cc44598d
......@@ -22,7 +22,7 @@ VIDEO=X11
# Target architecture and optimization
#ARCH=
#ARCH=MMX
ARCH=MMX
#ARCH=PPC
# Decoder choice - ?? old decoder will be removed soon
......
include/video_yuv.h
View file @ cc44598d
......@@ -13,3 +13,25 @@ int vout_InitTables ( vout_thread_t *p_vout );
int vout_ResetTables ( vout_thread_t *p_vout );
void vout_EndTables ( vout_thread_t *p_vout );
/*******************************************************************************
* External prototypes
*******************************************************************************/
#ifdef HAVE_MMX
/* YUV transformations for MMX - in video_yuv_mmx.S
* p_y, p_u, p_v: Y U and V planes
* i_width, i_height: frames dimensions (pixels)
* i_ypitch, i_vpitch: Y and V lines sizes (bytes)
* i_aspect: vertical aspect factor
* p_pic: RGB frame
* i_dci_offset: ?? x offset for left image border
* i_offset_to_line_0: ?? x offset for left image border
* i_pitch: RGB line size (bytes)
* i_colortype: 0 for 565, 1 for 555 */
void ConvertYUV420RGB16MMX( u8* p_y, u8* p_u, u8 *p_v,
unsigned int i_width, unsigned int i_height,
unsigned int i_ypitch, unsigned int i_vpitch,
unsigned int i_aspect, u8 *p_pic,
u32 i_dci_offset, u32 i_offset_to_line_0,
int CCOPitch, int i_colortype );
#endif
src/video_output/video_yuv.c
View file @ cc44598d
......@@ -25,6 +25,7 @@
#include "vlc_thread.h"
#include "video.h"
#include "video_output.h"
#include "video_yuv.h"
#include "intf_msg.h"
/*******************************************************************************
......@@ -276,8 +277,26 @@ int vout_InitTables( vout_thread_t *p_vout )
size_t tables_size; /* tables size, in bytes */
/* Computes tables size */
//??
tables_size = 4 * 4 * 1024;
switch( p_vout->i_screen_depth )
{
case 15:
case 16:
tables_size = sizeof( u16 ) * 1024 * (p_vout->b_grayscale ? 1 : 3);
break;
case 24:
case 32:
#ifndef DEBUG
default:
#endif
tables_size = sizeof( u32 ) * 1024 * (p_vout->b_grayscale ? 1 : 3);
break;
#ifdef DEBUG
default:
intf_DbgMsg("error: invalid screen depth %d\n", p_vout->i_screen_depth );
tables_size = 0;
break;
#endif
}
/* Allocate memory */
p_vout->tables.p_base = malloc( tables_size );
......@@ -300,7 +319,7 @@ int vout_InitTables( vout_thread_t *p_vout )
*******************************************************************************/
int vout_ResetTables( vout_thread_t *p_vout )
{
// ?? realloc ?
// ?? realloc if b_grayscale or i_screen_depth changed
SetTables( p_vout );
return( 0 );
}
......@@ -597,6 +616,17 @@ static void ConvertYUV420RGB16( p_vout_thread_t p_vout, u16 *p_pic,
int i_width, int i_height, int i_eol, int i_pic_eol,
int i_scale, int i_matrix_coefficients )
{
#ifdef HAVE_MMX
int i_chroma_width, i_chroma_eol; /* width and eol for chroma */
i_chroma_width = i_width / 2;
i_chroma_eol = i_eol / 2;
ConvertYUV420RGB16MMX( p_y, p_u, p_v, i_width, i_height,
(i_width + i_eol) * sizeof( yuv_data_t ),
(i_chroma_width + i_chroma_eol) * sizeof( yuv_data_t),
i_scale, (u8 *)p_pic, 0, 0, (i_width + i_pic_eol) * sizeof( u16 ),
p_vout->i_screen_depth == 15 );
#else
u16 * p_pic_src; /* source pointer in case of copy */
u16 * p_red; /* red table */
u16 * p_green; /* green table */
......@@ -616,6 +646,7 @@ static void ConvertYUV420RGB16( p_vout_thread_t p_vout, u16 *p_pic,
i_chroma_width = i_width / 2;
i_chroma_eol = i_eol / 2;
CONVERT_YUV_RGB( 420 )
#endif
}
/*******************************************************************************
......@@ -823,35 +854,8 @@ static void Scale32( p_vout_thread_t p_vout, void *p_pic, void *p_buffer,
//???
}
//-------------------------
/*******************************************************************************
* External prototypes
*******************************************************************************/
#ifdef HAVE_MMX
/* YUV transformations for MMX - in video_yuv_mmx.S
* p_y, p_u, p_v: Y U and V planes
* i_width, i_height: frames dimensions (pixels)
* i_ypitch, i_vpitch: Y and V lines sizes (bytes)
* i_aspect: vertical aspect factor
* p_pic: RGB frame
* i_dci_offset: ?? x offset for left image border
* i_offset_to_line_0: ?? x offset for left image border
* i_pitch: RGB line size (bytes)
* i_colortype: 0 for 565, 1 for 555 */
static YUV420_16_MMX( u8* p_y, u8* p_u, u8 *p_v,
unsigned int i_width, unsigned int i_height,
unsigned int i_ypitch, unsigned int i_vpitch,
unsigned int i_aspect, u8 *p_pic,
u32 i_dci_offset, u32 i_offset_to_line_0,
int CCOPitch, int i_colortype );
#endif
//-------------------- walken code follow --------------------------------
/*
* YUV to RGB routines.
*
......
src/video_output/video_yuv_mmx.S
View file @ cc44598d
......@@ -90,7 +90,7 @@ sixbitu: .quad 0xc0c0c0c0c0c0c0c0
#define BUpperLimit 148
/*
* extern void C vout_YUV420_16_MMX (
* extern void C ConvertYUV420RGB16MMX (
* U8* YPlane,
* U8* UPlane,
* U8* VPlane,
......@@ -116,8 +116,8 @@ sixbitu: .quad 0xc0c0c0c0c0c0c0c0
* RGB655 = 3
*/
.globl vout_YUV420_16_MMX
vout_YUV420_16_MMX:
.globl ConvertYUV420RGB16MMX
ConvertYUV420RGB16MMX:
pushl %esi
pushl %edi
......
Supports Markdown
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment

VideoLAN code repository instance