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Put the colourspace-related variables into a separate struct to ease

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extracting the code and sharing with other vos.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@30149 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2009-12-31 18:07:37 +00:00
parent 8fb7d45abd
commit c4c806a9d7
4 changed files with 20 additions and 15 deletions
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20
libvo/gl_common.c
View File

@ -1018,7 +1018,7 @@ static void gen_gamma_map(unsigned char *map, int size, float gamma);
#define COL_V 2
#define COL_C 3
static void get_yuv2rgb_coeffs(gl_conversion_params_t *params, float yuv2rgb[3][4]) {
static void get_yuv2rgb_coeffs(struct mp_csp_params *params, float yuv2rgb[3][4]) {
float uvcos = params->saturation * cos(params->hue);
float uvsin = params->saturation * sin(params->hue);
int i;
@ -1049,7 +1049,7 @@ static void get_yuv2rgb_coeffs(gl_conversion_params_t *params, float yuv2rgb[3][
* \param map where to store map. Must provide space for (size + 2)^3 elements
* \param size size of the map, excluding border
*/
static void gen_yuv2rgb_map(gl_conversion_params_t *params, unsigned char *map, int size) {
static void gen_yuv2rgb_map(struct mp_csp_params *params, unsigned char *map, int size) {
int i, j, k, l;
float step = 1.0 / size;
float y, u, v;
@ -1101,9 +1101,9 @@ static void create_conv_textures(gl_conversion_params_t *params, int *texu, char
texs[0] = (*texu)++;
ActiveTexture(GL_TEXTURE0 + texs[0]);
lookup_data = malloc(4 * LOOKUP_RES);
gen_gamma_map(lookup_data, LOOKUP_RES, params->rgamma);
gen_gamma_map(&lookup_data[LOOKUP_RES], LOOKUP_RES, params->ggamma);
gen_gamma_map(&lookup_data[2 * LOOKUP_RES], LOOKUP_RES, params->bgamma);
gen_gamma_map(lookup_data, LOOKUP_RES, params->csp_params.rgamma);
gen_gamma_map(&lookup_data[LOOKUP_RES], LOOKUP_RES, params->csp_params.ggamma);
gen_gamma_map(&lookup_data[2 * LOOKUP_RES], LOOKUP_RES, params->csp_params.bgamma);
glCreateClearTex(GL_TEXTURE_2D, GL_LUMINANCE8, GL_LUMINANCE, GL_UNSIGNED_BYTE, GL_LINEAR,
LOOKUP_RES, 4, 0);
glUploadTex(GL_TEXTURE_2D, GL_LUMINANCE, GL_UNSIGNED_BYTE, lookup_data,
@ -1121,7 +1121,7 @@ static void create_conv_textures(gl_conversion_params_t *params, int *texu, char
texs[0] = (*texu)++;
ActiveTexture(GL_TEXTURE0 + texs[0]);
lookup_data = malloc(3 * sz * sz * sz);
gen_yuv2rgb_map(params, lookup_data, LOOKUP_3DRES);
gen_yuv2rgb_map(&params->csp_params, lookup_data, LOOKUP_3DRES);
glAdjustAlignment(sz);
PixelStorei(GL_UNPACK_ROW_LENGTH, 0);
TexImage3D(GL_TEXTURE_3D, 0, 3, sz, sz, sz, 1,
@ -1330,7 +1330,7 @@ static void glSetupYUVFragprog(gl_conversion_params_t *params) {
'1', 'g', rect, params->chrom_texw, params->chrom_texh, params->filter_strength);
add_scaler(YUV_CHROM_SCALER(type), &prog_pos, &prog_remain, chrom_scale_texs,
'2', 'b', rect, params->chrom_texw, params->chrom_texh, params->filter_strength);
get_yuv2rgb_coeffs(params, yuv2rgb);
get_yuv2rgb_coeffs(&params->csp_params, yuv2rgb);
switch (YUV_CONVERSION(type)) {
case YUV_CONVERSION_FRAGMENT:
snprintf(prog_pos, prog_remain, yuv_prog_template,
@ -1345,7 +1345,7 @@ static void glSetupYUVFragprog(gl_conversion_params_t *params) {
yuv2rgb[ROW_R][COL_U], yuv2rgb[ROW_G][COL_U], yuv2rgb[ROW_B][COL_U],
yuv2rgb[ROW_R][COL_V], yuv2rgb[ROW_G][COL_V], yuv2rgb[ROW_B][COL_V],
yuv2rgb[ROW_R][COL_C], yuv2rgb[ROW_G][COL_C], yuv2rgb[ROW_B][COL_C],
(float)1.0 / params->rgamma, (float)1.0 / params->bgamma, (float)1.0 / params->bgamma);
(float)1.0 / params->csp_params.rgamma, (float)1.0 / params->csp_params.bgamma, (float)1.0 / params->csp_params.bgamma);
break;
case YUV_CONVERSION_FRAGMENT_LOOKUP:
snprintf(prog_pos, prog_remain, yuv_lookup_prog_template,
@ -1397,8 +1397,8 @@ static void gen_gamma_map(unsigned char *map, int size, float gamma) {
* \ingroup glconversion
*/
void glSetupYUVConversion(gl_conversion_params_t *params) {
float uvcos = params->saturation * cos(params->hue);
float uvsin = params->saturation * sin(params->hue);
float uvcos = params->csp_params.saturation * cos(params->csp_params.hue);
float uvsin = params->csp_params.saturation * sin(params->csp_params.hue);
switch (YUV_CONVERSION(params->type)) {
case YUV_CONVERSION_COMBINERS:
glSetupYUVCombiners(uvcos, uvsin);

11
libvo/gl_common.h
View File

@ -327,9 +327,8 @@ int loadGPUProgram(GLenum target, char *prog);
//! extract chrominance scaler out of type
#define YUV_CHROM_SCALER(t) ((t >> YUV_CHROM_SCALER_SHIFT) & YUV_SCALER_MASK)
/** \} */
typedef struct {
GLenum target;
int type;
struct mp_csp_params {
float brightness;
float contrast;
float hue;
@ -337,6 +336,12 @@ typedef struct {
float rgamma;
float ggamma;
float bgamma;
};
typedef struct {
GLenum target;
int type;
struct mp_csp_params csp_params;
int texw;
int texh;
int chrom_texw;

2
libvo/vo_gl.c
View File

@ -216,7 +216,7 @@ static void update_yuvconv(void) {
float ggamma = exp(log(8.0) * eq_ggamma / 100.0);
float bgamma = exp(log(8.0) * eq_bgamma / 100.0);
gl_conversion_params_t params = {gl_target, yuvconvtype,
bri, cont, hue, sat, rgamma, ggamma, bgamma,
{bri, cont, hue, sat, rgamma, ggamma, bgamma},
texture_width, texture_height, 0, 0, filter_strength};
mp_get_chroma_shift(image_format, &xs, &ys);
params.chrom_texw = params.texw >> xs;

2
libvo/vo_gl2.c
View File

@ -571,7 +571,7 @@ static int initGl(uint32_t d_width, uint32_t d_height)
if (is_yuv) {
int xs, ys;
gl_conversion_params_t params = {GL_TEXTURE_2D, use_yuv,
0.0, 1.0, 0.0, 1.0, 1.0, 1.0, 1.0,
{0.0, 1.0, 0.0, 1.0, 1.0, 1.0, 1.0},
texture_width, texture_height, 0, 0, 0};
switch (use_yuv) {
case YUV_CONVERSION_FRAGMENT_LOOKUP: