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vlc-2-2
Commit 5c1644d4 authored by Philippe Coent's avatar Philippe Coent Committed by Felix Paul Kühne
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vout/opengl: fixed compilation for iOS 

Signed-off-by: default avatarFelix Paul Kühne <fkuehne@videolan.org>
parent 5482b9b0
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Showing with 42 additions and 0 deletions
modules/video_output/opengl.c
View file @ 5c1644d4
......@@ -37,6 +37,7 @@
// Define USE_OPENGL_ES to the GL ES Version you want to select
#ifdef __APPLE__
#ifndef __IPHONE_OS_VERSION_MIN_REQUIRED
# define PFNGLGENPROGRAMSARBPROC typeof(glGenProgramsARB)*
# define PFNGLBINDPROGRAMARBPROC typeof(glBindProgramARB)*
# define PFNGLPROGRAMSTRINGARBPROC typeof(glProgramStringARB)*
......@@ -44,6 +45,9 @@
# define PFNGLPROGRAMLOCALPARAMETER4FVARBPROC typeof(glProgramLocalParameter4fvARB)*
# define PFNGLACTIVETEXTUREARBPROC typeof(glActiveTextureARB)*
# define PFNGLCLIENTACTIVETEXTUREARBPROC typeof(glClientActiveTextureARB)*
#else
#define USE_OPENGL_ES 2
#endif
#endif
/* RV16 */
......@@ -108,6 +112,7 @@ struct vout_display_opengl_t {
int local_count;
GLfloat local_value[16][4];
#ifndef USE_OPENGL_ES
/* fragment_program */
PFNGLGENPROGRAMSARBPROC GenProgramsARB;
PFNGLBINDPROGRAMARBPROC BindProgramARB;
......@@ -119,6 +124,7 @@ struct vout_display_opengl_t {
bool use_multitexture;
PFNGLACTIVETEXTUREARBPROC ActiveTextureARB;
PFNGLCLIENTACTIVETEXTUREARBPROC ClientActiveTextureARB;
#endif
};
static inline int GetAlignedSize(unsigned size)
......@@ -128,6 +134,7 @@ static inline int GetAlignedSize(unsigned size)
return ((align >> 1) == size) ? size : align;
}
#ifndef USE_OPENGL_ES
static bool IsLuminance16Supported(int target)
{
GLuint texture;
......@@ -143,6 +150,7 @@ static bool IsLuminance16Supported(int target)
return size == 16;
}
#endif
vout_display_opengl_t *vout_display_opengl_New(video_format_t *fmt,
const vlc_fourcc_t **subpicture_chromas,
......@@ -162,6 +170,8 @@ vout_display_opengl_t *vout_display_opengl_New(video_format_t *fmt,
/* Load extensions */
bool supports_fp = false;
#ifndef USE_OPENGL_ES
if (HasExtension(extensions, "GL_ARB_fragment_program")) {
#if !defined(MACOS_OPENGL)
vgl->GenProgramsARB = (PFNGLGENPROGRAMSARBPROC)vlc_gl_GetProcAddress(vgl->gl, "glGenProgramsARB");
......@@ -182,7 +192,9 @@ vout_display_opengl_t *vout_display_opengl_New(video_format_t *fmt,
vgl->DeleteProgramsARB &&
vgl->ProgramLocalParameter4fvARB;
}
#endif
#ifndef USE_OPENGL_ES
bool supports_multitexture = false;
GLint max_texture_units = 0;
if (HasExtension(extensions, "GL_ARB_multitexture")) {
......@@ -198,6 +210,7 @@ vout_display_opengl_t *vout_display_opengl_New(video_format_t *fmt,
if (supports_multitexture)
glGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, &max_texture_units);
}
#endif
/* Initialize with default chroma */
vgl->fmt = *fmt;
......@@ -235,6 +248,8 @@ vout_display_opengl_t *vout_display_opengl_New(video_format_t *fmt,
/* Use YUV if possible and needed */
bool need_fs_yuv = false;
float yuv_range_correction = 1.0;
#ifndef USE_OPENGL_ES
if (supports_fp && supports_multitexture && max_texture_units >= 3 &&
vlc_fourcc_IsYUV(fmt->i_chroma) && !vlc_fourcc_IsYUV(vgl->fmt.i_chroma)) {
const vlc_fourcc_t *list = vlc_fourcc_GetYUVFallback(fmt->i_chroma);
......@@ -263,9 +278,12 @@ vout_display_opengl_t *vout_display_opengl_New(video_format_t *fmt,
list++;
}
}
#endif
vgl->chroma = vlc_fourcc_GetChromaDescription(vgl->fmt.i_chroma);
#ifndef USE_OPENGL_ES
vgl->use_multitexture = vgl->chroma->plane_count > 1;
#endif
bool supports_npot = false;
#if USE_OPENGL_ES == 2
......@@ -346,6 +364,7 @@ vout_display_opengl_t *vout_display_opengl_New(video_format_t *fmt,
}
vgl->local_count += 4;
}
#ifndef USE_OPENGL_ES
if (code) {
// Here you have shaders
vgl->GenProgramsARB(1, &vgl->program);
......@@ -367,6 +386,7 @@ vout_display_opengl_t *vout_display_opengl_New(video_format_t *fmt,
}
free(code);
}
#endif
}
/* */
......@@ -414,8 +434,10 @@ void vout_display_opengl_Delete(vout_display_opengl_t *vgl)
}
free(vgl->region);
#ifndef USE_OPENGL_ES
if (vgl->program)
vgl->DeleteProgramsARB(1, &vgl->program);
#endif
vlc_gl_Unlock(vgl->gl);
}
......@@ -457,8 +479,10 @@ picture_pool_t *vout_display_opengl_GetPool(vout_display_opengl_t *vgl, unsigned
for (int i = 0; i < VLCGL_TEXTURE_COUNT; i++) {
glGenTextures(vgl->chroma->plane_count, vgl->texture[i]);
for (unsigned j = 0; j < vgl->chroma->plane_count; j++) {
#ifndef USE_OPENGL_ES
if (vgl->use_multitexture)
vgl->ActiveTextureARB(GL_TEXTURE0_ARB + j);
#endif
glBindTexture(vgl->tex_target, vgl->texture[i][j]);
#if !USE_OPENGL_ES
......@@ -513,10 +537,14 @@ int vout_display_opengl_Prepare(vout_display_opengl_t *vgl,
/* Update the texture */
for (unsigned j = 0; j < vgl->chroma->plane_count; j++) {
#ifndef USE_OPENGL_ES
if (vgl->use_multitexture)
vgl->ActiveTextureARB(GL_TEXTURE0_ARB + j);
#endif
glBindTexture(vgl->tex_target, vgl->texture[0][j]);
#ifndef USE_OPENGL_ES
glPixelStorei(GL_UNPACK_ROW_LENGTH, picture->p[j].i_pitch / picture->p[j].i_pixel_pitch);
#endif
glTexSubImage2D(vgl->tex_target, 0,
0, 0,
vgl->fmt.i_width * vgl->chroma->p[j].w.num / vgl->chroma->p[j].w.den,
......@@ -539,8 +567,10 @@ int vout_display_opengl_Prepare(vout_display_opengl_t *vgl,
vgl->region_count = count;
vgl->region = calloc(count, sizeof(*vgl->region));
#ifndef USE_OPENGL_ES
if (vgl->use_multitexture)
vgl->ActiveTextureARB(GL_TEXTURE0_ARB + 0);
#endif
int i = 0;
for (subpicture_region_t *r = subpicture->p_region; r; r = r->p_next, i++) {
gl_region_t *glr = &vgl->region[i];
......@@ -573,21 +603,27 @@ int vout_display_opengl_Prepare(vout_display_opengl_t *vgl,
if (glr->texture) {
glBindTexture(GL_TEXTURE_2D, glr->texture);
/* TODO set GL_UNPACK_ALIGNMENT */
#ifndef USE_OPENGL_ES
glPixelStorei(GL_UNPACK_ROW_LENGTH, r->p_picture->p->i_pitch / r->p_picture->p->i_pixel_pitch);
#endif
glTexSubImage2D(GL_TEXTURE_2D, 0,
0, 0, glr->width, glr->height,
glr->format, glr->type, &r->p_picture->p->p_pixels[pixels_offset]);
} else {
glGenTextures(1, &glr->texture);
glBindTexture(GL_TEXTURE_2D, glr->texture);
#ifndef USE_OPENGL_ES
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_PRIORITY, 1.0);
#endif
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
/* TODO set GL_UNPACK_ALIGNMENT */
#ifndef USE_OPENGL_ES
glPixelStorei(GL_UNPACK_ROW_LENGTH, r->p_picture->p->i_pitch / r->p_picture->p->i_pixel_pitch);
#endif
glTexImage2D(GL_TEXTURE_2D, 0, glr->format,
glr->width, glr->height, 0, glr->format, glr->type,
&r->p_picture->p->p_pixels[pixels_offset]);
......@@ -640,6 +676,7 @@ int vout_display_opengl_Display(vout_display_opengl_t *vgl,
glClear(GL_COLOR_BUFFER_BIT);
#ifndef USE_OPENGL_ES
if (vgl->program) {
glEnable(GL_FRAGMENT_PROGRAM_ARB);
for (int i = 0; i < vgl->local_count; i++)
......@@ -647,6 +684,7 @@ int vout_display_opengl_Display(vout_display_opengl_t *vgl,
} else {
glEnable(vgl->tex_target);
}
#endif
#if USE_OPENGL_ES
static const GLfloat vertexCoord[] = {
......@@ -710,10 +748,14 @@ int vout_display_opengl_Display(vout_display_opengl_t *vgl,
#endif
#ifndef USE_OPENGL_ES
if (vgl->program)
glDisable(GL_FRAGMENT_PROGRAM_ARB);
else
glDisable(vgl->tex_target);
#else
glDisable(vgl->tex_target);
#endif
#if !USE_OPENGL_ES
if (vgl->use_multitexture)
......
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