/*****************************************************************************
- * opengl.c: OpenGL video output
+ * opengl.c: OpenGL and OpenGL ES output common code
*****************************************************************************
* Copyright (C) 2004 the VideoLAN team
- * $Id$
+ * Copyright (C) 2009 Laurent Aimar
*
* Authors: Cyril Deguet <asmax@videolan.org>
* Gildas Bazin <gbazin@videolan.org>
* Eric Petit <titer@m0k.org>
* Cedric Cocquebert <cedric.cocquebert@supelec.fr>
+ * Laurent Aimar <fenrir _AT_ videolan _DOT_ org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
-/*****************************************************************************
- * Preamble
- *****************************************************************************/
-#include <errno.h> /* ENOMEM */
-
-#include <vlc/vlc.h>
-#include <vlc_vout.h>
-
-#ifdef __APPLE__
-#include <OpenGL/gl.h>
-#include <OpenGL/glext.h>
-
-/* On OS X, use GL_TEXTURE_RECTANGLE_EXT instead of GL_TEXTURE_2D.
- This allows sizes which are not powers of 2 */
-#define VLCGL_TARGET GL_TEXTURE_RECTANGLE_EXT
-
-/* OS X OpenGL supports YUV. Hehe. */
-#define VLCGL_FORMAT GL_YCBCR_422_APPLE
-#define VLCGL_TYPE GL_UNSIGNED_SHORT_8_8_APPLE
+#include <vlc_common.h>
+#include <vlc_picture_pool.h>
+#include <vlc_opengl.h>
+
+#include "opengl.h"
+// Define USE_OPENGL_ES to the GL ES Version you want to select
+
+#if !defined (__APPLE__)
+# if USE_OPENGL_ES == 2
+# include <GLES2/gl2ext.h>
+# elif USE_OPENGL_ES == 1
+# include <GLES/glext.h>
+//# else
+//# include <GL/glext.h>
+# endif
#else
-
-#include <GL/gl.h>
-#define VLCGL_TARGET GL_TEXTURE_2D
-
-/* RV16 */
-#ifndef GL_UNSIGNED_SHORT_5_6_5
-#define GL_UNSIGNED_SHORT_5_6_5 0x8363
+# if USE_OPENGL_ES == 2
+# include <OpenGLES/ES2/gl.h>
+# elif USE_OPENGL_ES == 1
+# include <OpenGLES/ES1/gl.h>
+# else
+# define MACOS_OPENGL
+# include <OpenGL/glext.h>
+# endif
#endif
-//#define VLCGL_RGB_FORMAT GL_RGB
-//#define VLCGL_RGB_TYPE GL_UNSIGNED_SHORT_5_6_5
-
-/* RV24 */
-//#define VLCGL_RGB_FORMAT GL_RGB
-//#define VLCGL_RGB_TYPE GL_UNSIGNED_BYTE
-/* RV32 */
-#define VLCGL_RGB_FORMAT GL_RGBA
-#define VLCGL_RGB_TYPE GL_UNSIGNED_BYTE
-
-/* YUY2 */
#ifndef YCBCR_MESA
-#define YCBCR_MESA 0x8757
+# define YCBCR_MESA 0x8757
#endif
#ifndef UNSIGNED_SHORT_8_8_MESA
-#define UNSIGNED_SHORT_8_8_MESA 0x85BA
+# define UNSIGNED_SHORT_8_8_MESA 0x85BA
#endif
-#define VLCGL_YUV_FORMAT YCBCR_MESA
-#define VLCGL_YUV_TYPE UNSIGNED_SHORT_8_8_MESA
-
-/* Use RGB on Win32/GLX */
-#define VLCGL_FORMAT VLCGL_RGB_FORMAT
-#define VLCGL_TYPE VLCGL_RGB_TYPE
-//#define VLCGL_FORMAT VLCGL_YUV_FORMAT
-//#define VLCGL_TYPE VLCGL_YUV_TYPE
+/* RV16 */
+#ifndef GL_UNSIGNED_SHORT_5_6_5
+# define GL_UNSIGNED_SHORT_5_6_5 0x8363
#endif
-
#ifndef GL_CLAMP_TO_EDGE
-# define GL_CLAMP_TO_EDGE 0x812F
+# define GL_CLAMP_TO_EDGE 0x812F
#endif
-/* OpenGL effects */
-#define OPENGL_EFFECT_NONE 1
-#define OPENGL_EFFECT_CUBE 2
-#define OPENGL_EFFECT_TRANSPARENT_CUBE 4
-#if defined( HAVE_GL_GLU_H ) || defined( __APPLE__ )
- #define OPENGL_MORE_EFFECT 8
-#endif
-#ifdef OPENGL_MORE_EFFECT
- #include <math.h>
- #ifdef __APPLE__
- #include <OpenGL/glu.h>
- #else
- #include <GL/glu.h>
- #endif
-/* 3D MODEL */
- #define CYLINDER 8
- #define TORUS 16
- #define SPHERE 32
-/*GRID2D TRANSFORMATION */
- #define SQUAREXY 64
- #define SQUARER 128
- #define ASINXY 256
- #define ASINR 512
- #define SINEXY 1024
- #define SINER 2048
- #define INIFILE 4096 // not used, just for mark end ...
- #define SIGN(x) (x < 0 ? (-1) : 1)
- #define PID2 1.570796326794896619231322
-
- static const char *ppsz_effects[] = {
- "none", "cube", "transparent-cube", "cylinder", "torus", "sphere","SQUAREXY","SQUARER", "ASINXY", "ASINR", "SINEXY", "SINER" };
- static const char *ppsz_effects_text[] = {
- N_("None"), N_("Cube"), N_("Transparent Cube"),
- N_("Cylinder"), N_("Torus"), N_("Sphere"), N_("SQUAREXY"),N_("SQUARER"), N_("ASINXY"), N_("ASINR"), N_("SINEXY"), N_("SINER") };
-#endif
+#if USE_OPENGL_ES
+# define VLCGL_TARGET GL_TEXTURE_2D
-/*****************************************************************************
- * Vout interface
- *****************************************************************************/
-static int CreateVout ( vlc_object_t * );
-static void DestroyVout ( vlc_object_t * );
-static int Init ( vout_thread_t * );
-static void End ( vout_thread_t * );
-static int Manage ( vout_thread_t * );
-static void Render ( vout_thread_t *, picture_t * );
-static void DisplayVideo ( vout_thread_t *, picture_t * );
-static int Control ( vout_thread_t *, int, va_list );
+# define VLCGL_RGB_FORMAT GL_RGB
+# define VLCGL_RGB_TYPE GL_UNSIGNED_SHORT_5_6_5
-static inline int GetAlignedSize( int );
+// Use RGB with OpenGLES
+# define VLCGL_FORMAT VLCGL_RGB_FORMAT
+# define VLCGL_TYPE VLCGL_RGB_TYPE
-static int InitTextures ( vout_thread_t * );
-static int SendEvents ( vlc_object_t *, char const *,
- vlc_value_t, vlc_value_t, void * );
+#elif defined(MACOS_OPENGL)
-#ifdef OPENGL_MORE_EFFECT
-static float Z_Compute ( float, int, float, float );
-static void Transform ( float, int, float, float, int, int, int, int, double *, double * );
+/* On OS X, use GL_TEXTURE_RECTANGLE_EXT instead of GL_TEXTURE_2D.
+ This allows sizes which are not powers of 2 */
+# define VLCGL_TARGET GL_TEXTURE_RECTANGLE_EXT
-/*****************************************************************************
- * Module descriptor
- *****************************************************************************/
-#define ACCURACY_TEXT N_( "OpenGL sampling accuracy " )
-#define ACCURACY_LONGTEXT N_( "Select the accuracy of 3D object sampling(1 = min and 10 = max)" )
-#define RADIUS_TEXT N_( "OpenGL Cylinder radius" )
-#define RADIUS_LONGTEXT N_( "Radius of the OpenGL cylinder effect, if enabled" )
-#define POV_X_TEXT N_("Point of view x-coordinate")
-#define POV_X_LONGTEXT N_("Point of view (X coordinate) of the cube/cylinder "\
- "effect, if enabled.")
-#define POV_Y_TEXT N_("Point of view y-coordinate")
-#define POV_Y_LONGTEXT N_("Point of view (Y coordinate) of the cube/cylinder "\
- "effect, if enabled.")
-#define POV_Z_TEXT N_("Point of view z-coordinate")
-#define POV_Z_LONGTEXT N_("Point of view (Z coordinate) of the cube/cylinder "\
- "effect, if enabled.")
-#endif
-#define PROVIDER_TEXT N_("OpenGL Provider")
-#define PROVIDER_LONGTEXT N_("Allows you to modify what OpenGL provider should be used")
-#define SPEED_TEXT N_( "OpenGL cube rotation speed" )
-#define SPEED_LONGTEXT N_( "Rotation speed of the OpenGL cube effect, if " \
- "enabled." )
-#define EFFECT_TEXT N_("Effect")
-#define EFFECT_LONGTEXT N_( \
- "Several visual OpenGL effects are available." )
-
-#ifndef OPENGL_MORE_EFFECT
-static const char *ppsz_effects[] = {
- "none", "cube", "transparent-cube" };
-static const char *ppsz_effects_text[] = {
- N_("None"), N_("Cube"), N_("Transparent Cube") };
-#endif
+/* OS X OpenGL supports YUV. Hehe. */
+# define VLCGL_FORMAT GL_YCBCR_422_APPLE
+# define VLCGL_TYPE GL_UNSIGNED_SHORT_8_8_APPLE
-vlc_module_begin();
- set_shortname( "OpenGL" );
- set_category( CAT_VIDEO );
- set_subcategory( SUBCAT_VIDEO_VOUT );
- set_description( _("OpenGL video output") );
-#ifdef __APPLE__
- set_capability( "video output", 200 );
#else
- set_capability( "video output", 20 );
-#endif
- add_shortcut( "opengl" );
- add_float( "opengl-cube-speed", 2.0, NULL, SPEED_TEXT,
- SPEED_LONGTEXT, VLC_TRUE );
-#ifdef OPENGL_MORE_EFFECT
- add_integer_with_range( "opengl-accuracy", 4, 1, 10, NULL, ACCURACY_TEXT,
- ACCURACY_LONGTEXT, VLC_TRUE );
- add_float_with_range( "opengl-pov-x", 0.0, -1.0, 1.0, NULL, POV_X_TEXT,
- POV_X_LONGTEXT, VLC_TRUE );
- add_float_with_range( "opengl-pov-y", 0.0, -1.0, 1.0, NULL, POV_Y_TEXT,
- POV_Y_LONGTEXT, VLC_TRUE );
- add_float_with_range( "opengl-pov-z", -1.0, -1.0, 1.0, NULL, POV_Z_TEXT,
- POV_Z_LONGTEXT, VLC_TRUE );
- add_float( "opengl-cylinder-radius", -100.0, NULL, RADIUS_TEXT,
- RADIUS_LONGTEXT, VLC_TRUE );
-
-#endif
- /* Allow opengl provider plugin selection */
- add_string( "opengl-provider", "default", NULL, PROVIDER_TEXT,
- PROVIDER_LONGTEXT, VLC_TRUE );
- set_callbacks( CreateVout, DestroyVout );
- add_string( "opengl-effect", "none", NULL, EFFECT_TEXT,
- EFFECT_LONGTEXT, VLC_FALSE );
- change_string_list( ppsz_effects, ppsz_effects_text, 0 );
-vlc_module_end();
-
-/*****************************************************************************
- * vout_sys_t: video output method descriptor
- *****************************************************************************
- * This structure is part of the video output thread descriptor.
- * It describes the OpenGL specific properties of the output thread.
- *****************************************************************************/
-struct vout_sys_t
-{
- vout_thread_t *p_vout;
-
- uint8_t *pp_buffer[2];
- int i_index;
- int i_tex_width;
- int i_tex_height;
- GLuint p_textures[2];
-
- int i_effect;
- float f_speed;
- float f_radius;
-};
+# define VLCGL_TARGET GL_TEXTURE_2D
-/*****************************************************************************
- * CreateVout: This function allocates and initializes the OpenGL vout method.
- *****************************************************************************/
-static int CreateVout( vlc_object_t *p_this )
-{
- vout_thread_t *p_vout = (vout_thread_t *)p_this;
- vout_sys_t *p_sys;
- char * psz;
-
- /* Allocate structure */
- p_vout->p_sys = p_sys = malloc( sizeof( vout_sys_t ) );
- if( p_sys == NULL )
- {
- msg_Err( p_vout, "out of memory" );
- return VLC_EGENERIC;
- }
+/* RV32 */
+# define VLCGL_RGB_FORMAT GL_RGBA
+# define VLCGL_RGB_TYPE GL_UNSIGNED_BYTE
- var_Create( p_vout, "opengl-effect", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
+/* YUY2 */
+# define VLCGL_YUV_FORMAT YCBCR_MESA
+# define VLCGL_YUV_TYPE UNSIGNED_SHORT_8_8_MESA
- p_sys->i_index = 0;
-#ifdef __APPLE__
- p_sys->i_tex_width = p_vout->fmt_in.i_width;
- p_sys->i_tex_height = p_vout->fmt_in.i_height;
-#else
- /* A texture must have a size aligned on a power of 2 */
- p_sys->i_tex_width = GetAlignedSize( p_vout->fmt_in.i_width );
- p_sys->i_tex_height = GetAlignedSize( p_vout->fmt_in.i_height );
+/* Use RGB on Win32/GLX */
+# define VLCGL_FORMAT VLCGL_RGB_FORMAT
+# define VLCGL_TYPE VLCGL_RGB_TYPE
#endif
- msg_Dbg( p_vout, "Texture size: %dx%d", p_sys->i_tex_width,
- p_sys->i_tex_height );
-
- /* Get window */
- p_sys->p_vout =
- (vout_thread_t *)vlc_object_create( p_this, VLC_OBJECT_OPENGL );
- if( p_sys->p_vout == NULL )
- {
- msg_Err( p_vout, "out of memory" );
- return VLC_ENOMEM;
- }
- vlc_object_attach( p_sys->p_vout, p_this );
-
- p_sys->p_vout->i_window_width = p_vout->i_window_width;
- p_sys->p_vout->i_window_height = p_vout->i_window_height;
- p_sys->p_vout->b_fullscreen = p_vout->b_fullscreen;
- p_sys->p_vout->render.i_width = p_vout->render.i_width;
- p_sys->p_vout->render.i_height = p_vout->render.i_height;
- p_sys->p_vout->render.i_aspect = p_vout->render.i_aspect;
- p_sys->p_vout->fmt_render = p_vout->fmt_render;
- p_sys->p_vout->fmt_in = p_vout->fmt_in;
- p_sys->p_vout->b_scale = p_vout->b_scale;
- p_sys->p_vout->i_alignment = p_vout->i_alignment;
-
- psz = config_GetPsz( p_vout, "opengl-provider" );
-
- msg_Dbg( p_vout, "requesting \"%s\" opengl provider",
- psz ? psz : "default" );
-
- p_sys->p_vout->p_module =
- module_Need( p_sys->p_vout, "opengl provider", psz, 0 );
- free( psz );
- if( p_sys->p_vout->p_module == NULL )
- {
- msg_Warn( p_vout, "No OpenGL provider found" );
- vlc_object_detach( p_sys->p_vout );
- vlc_object_destroy( p_sys->p_vout );
- return VLC_ENOOBJ;
- }
-
- p_sys->f_speed = var_CreateGetFloat( p_vout, "opengl-cube-speed" );
- p_sys->f_radius = var_CreateGetFloat( p_vout, "opengl-cylinder-radius" );
-
- p_vout->pf_init = Init;
- p_vout->pf_end = End;
- p_vout->pf_manage = Manage;
- p_vout->pf_render = Render;
- p_vout->pf_display = DisplayVideo;
- p_vout->pf_control = Control;
-
- /* Forward events from the opengl provider */
- var_Create( p_sys->p_vout, "mouse-x", VLC_VAR_INTEGER );
- var_Create( p_sys->p_vout, "mouse-y", VLC_VAR_INTEGER );
- var_Create( p_sys->p_vout, "mouse-moved", VLC_VAR_BOOL );
- var_Create( p_sys->p_vout, "mouse-clicked", VLC_VAR_INTEGER );
- var_Create( p_sys->p_vout, "mouse-button-down", VLC_VAR_INTEGER );
- var_Create( p_sys->p_vout, "video-on-top",
- VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
-
- var_AddCallback( p_sys->p_vout, "mouse-x", SendEvents, p_vout );
- var_AddCallback( p_sys->p_vout, "mouse-y", SendEvents, p_vout );
- var_AddCallback( p_sys->p_vout, "mouse-moved", SendEvents, p_vout );
- var_AddCallback( p_sys->p_vout, "mouse-clicked", SendEvents, p_vout );
- var_AddCallback( p_sys->p_vout, "mouse-button-down", SendEvents, p_vout );
-
- return VLC_SUCCESS;
+static inline int GetAlignedSize(unsigned size)
+{
+ /* Return the smallest larger or equal power of 2 */
+ unsigned align = 1 << (8 * sizeof (unsigned) - clz(size));
+ return ((align >> 1) == size) ? size : align;
}
-/*****************************************************************************
- * Init: initialize the OpenGL video thread output method
- *****************************************************************************/
-static int Init( vout_thread_t *p_vout )
+int vout_display_opengl_Init(vout_display_opengl_t *vgl,
+ video_format_t *fmt,
+ vlc_gl_t *gl)
{
- vout_sys_t *p_sys = p_vout->p_sys;
- int i_pixel_pitch;
- vlc_value_t val;
-
- p_sys->p_vout->pf_init( p_sys->p_vout );
-
-/* TODO: We use YCbCr on Mac which is Y422, but on OSX it seems to == YUY2. Verify */
-#if ( defined( WORDS_BIGENDIAN ) && VLCGL_FORMAT == GL_YCBCR_422_APPLE ) || (VLCGL_FORMAT == YCBCR_MESA)
- p_vout->output.i_chroma = VLC_FOURCC('Y','U','Y','2');
- i_pixel_pitch = 2;
-
-#elif (VLCGL_FORMAT == GL_YCBCR_422_APPLE)
- p_vout->output.i_chroma = VLC_FOURCC('U','Y','V','Y');
- i_pixel_pitch = 2;
-
+ vgl->gl = gl;
+
+ /* Find the chroma we will use and update fmt */
+ /* TODO: We use YCbCr on Mac which is Y422, but on OSX it seems to == YUY2. Verify */
+#if (defined(WORDS_BIGENDIAN) && VLCGL_FORMAT == GL_YCBCR_422_APPLE) || (VLCGL_FORMAT == YCBCR_MESA)
+ fmt->i_chroma = VLC_CODEC_YUYV;
+ vgl->tex_pixel_size = 2;
+#elif defined(GL_YCBCR_422_APPLE) && (VLCGL_FORMAT == GL_YCBCR_422_APPLE)
+ fmt->i_chroma = VLC_CODEC_UYVY;
+ vgl->tex_pixel_size = 2;
#elif VLCGL_FORMAT == GL_RGB
# if VLCGL_TYPE == GL_UNSIGNED_BYTE
- p_vout->output.i_chroma = VLC_FOURCC('R','V','2','4');
-# if defined( WORDS_BIGENDIAN )
- p_vout->output.i_rmask = 0x00ff0000;
- p_vout->output.i_gmask = 0x0000ff00;
- p_vout->output.i_bmask = 0x000000ff;
+ fmt->i_chroma = VLC_CODEC_RGB24;
+# if defined(WORDS_BIGENDIAN)
+ fmt->i_rmask = 0x00ff0000;
+ fmt->i_gmask = 0x0000ff00;
+ fmt->i_bmask = 0x000000ff;
# else
- p_vout->output.i_rmask = 0x000000ff;
- p_vout->output.i_gmask = 0x0000ff00;
- p_vout->output.i_bmask = 0x00ff0000;
+ fmt->i_rmask = 0x000000ff;
+ fmt->i_gmask = 0x0000ff00;
+ fmt->i_bmask = 0x00ff0000;
# endif
- i_pixel_pitch = 3;
+ vgl->tex_pixel_size = 3;
# else
- p_vout->output.i_chroma = VLC_FOURCC('R','V','1','6');
-# if defined( WORDS_BIGENDIAN )
- p_vout->output.i_rmask = 0x001f;
- p_vout->output.i_gmask = 0x07e0;
- p_vout->output.i_bmask = 0xf800;
+ fmt->i_chroma = VLC_CODEC_RGB16;
+# if defined(WORDS_BIGENDIAN)
+ fmt->i_rmask = 0x001f;
+ fmt->i_gmask = 0x07e0;
+ fmt->i_bmask = 0xf800;
# else
- p_vout->output.i_rmask = 0xf800;
- p_vout->output.i_gmask = 0x07e0;
- p_vout->output.i_bmask = 0x001f;
+ fmt->i_rmask = 0xf800;
+ fmt->i_gmask = 0x07e0;
+ fmt->i_bmask = 0x001f;
# endif
- i_pixel_pitch = 2;
+ vgl->tex_pixel_size = 2;
# endif
#else
- p_vout->output.i_chroma = VLC_FOURCC('R','V','3','2');
-# if defined( WORDS_BIGENDIAN )
- p_vout->output.i_rmask = 0xff000000;
- p_vout->output.i_gmask = 0x00ff0000;
- p_vout->output.i_bmask = 0x0000ff00;
+ fmt->i_chroma = VLC_CODEC_RGB32;
+# if defined(WORDS_BIGENDIAN)
+ fmt->i_rmask = 0xff000000;
+ fmt->i_gmask = 0x00ff0000;
+ fmt->i_bmask = 0x0000ff00;
# else
- p_vout->output.i_rmask = 0x000000ff;
- p_vout->output.i_gmask = 0x0000ff00;
- p_vout->output.i_bmask = 0x00ff0000;
+ fmt->i_rmask = 0x000000ff;
+ fmt->i_gmask = 0x0000ff00;
+ fmt->i_bmask = 0x00ff0000;
# endif
- i_pixel_pitch = 4;
+ vgl->tex_pixel_size = 4;
#endif
- /* Since OpenGL can do rescaling for us, stick to the default
- * coordinates and aspect. */
- p_vout->output.i_width = p_vout->render.i_width;
- p_vout->output.i_height = p_vout->render.i_height;
- p_vout->output.i_aspect = p_vout->render.i_aspect;
-
- p_vout->fmt_out = p_vout->fmt_in;
- p_vout->fmt_out.i_chroma = p_vout->output.i_chroma;
-
- /* We know the chroma, allocate one buffer which will be used
- * directly by the decoder */
- p_sys->pp_buffer[0] =
- malloc( p_sys->i_tex_width * p_sys->i_tex_height * i_pixel_pitch );
- if( !p_sys->pp_buffer[0] )
- {
- msg_Err( p_vout, "out of memory" );
- return -1;
+ vgl->fmt = *fmt;
+
+ /* */
+ for (int i = 0; i < VLCGL_TEXTURE_COUNT; i++) {
+ vgl->texture[i] = 0;
+ vgl->buffer[i] = NULL;
}
- p_sys->pp_buffer[1] =
- malloc( p_sys->i_tex_width * p_sys->i_tex_height * i_pixel_pitch );
- if( !p_sys->pp_buffer[1] )
- {
- msg_Err( p_vout, "out of memory" );
- return -1;
+ vgl->pool = NULL;
+
+ bool supports_npot = false;
+#if USE_OPENGL_ES == 2
+ supports_npot = true;
+#elif defined(MACOS_OPENGL)
+ supports_npot = true;
+#endif
+
+#if defined(__APPLE__) && USE_OPENGL_ES == 1
+ if (!vlc_gl_Lock(vgl->gl)) {
+ const char* extensions = (char*) glGetString(GL_EXTENSIONS);
+ if (extensions) {
+ bool npot = strstr(extensions, "GL_APPLE_texture_2D_limited_npot") != 0;
+ if (npot)
+ supports_npot = true;
+ }
+ vlc_gl_Unlock(vgl->gl);
}
+#endif
- p_vout->p_picture[0].i_planes = 1;
- p_vout->p_picture[0].p->p_pixels = p_sys->pp_buffer[0];
- p_vout->p_picture[0].p->i_lines = p_vout->output.i_height;
- p_vout->p_picture[0].p->i_visible_lines = p_vout->output.i_height;
- p_vout->p_picture[0].p->i_pixel_pitch = i_pixel_pitch;
- p_vout->p_picture[0].p->i_pitch = p_vout->output.i_width *
- p_vout->p_picture[0].p->i_pixel_pitch;
- p_vout->p_picture[0].p->i_visible_pitch = p_vout->output.i_width *
- p_vout->p_picture[0].p->i_pixel_pitch;
+ /* Texture size */
+ if (supports_npot) {
+ vgl->tex_width = fmt->i_width;
+ vgl->tex_height = fmt->i_height;
+ }
+ else {
+ /* A texture must have a size aligned on a power of 2 */
+ vgl->tex_width = GetAlignedSize(fmt->i_width);
+ vgl->tex_height = GetAlignedSize(fmt->i_height);
+ }
- p_vout->p_picture[0].i_status = DESTROYED_PICTURE;
- p_vout->p_picture[0].i_type = DIRECT_PICTURE;
- PP_OUTPUTPICTURE[ 0 ] = &p_vout->p_picture[0];
+ /* */
+ if (!vlc_gl_Lock(vgl->gl)) {
- I_OUTPUTPICTURES = 1;
+ glDisable(GL_BLEND);
+ glDisable(GL_DEPTH_TEST);
+ glDepthMask(GL_FALSE);
+ glDisable(GL_CULL_FACE);
+ glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
+ glClear(GL_COLOR_BUFFER_BIT);
- if( p_sys->p_vout->pf_lock &&
- p_sys->p_vout->pf_lock( p_sys->p_vout ) )
- {
- msg_Warn( p_vout, "could not lock OpenGL provider" );
- return 0;
+ vlc_gl_Unlock(vgl->gl);
}
+ return VLC_SUCCESS;
+}
- InitTextures( p_vout );
+void vout_display_opengl_Clean(vout_display_opengl_t *vgl)
+{
+ /* */
+ if (!vlc_gl_Lock(vgl->gl)) {
- glDisable(GL_BLEND);
- glDisable(GL_DEPTH_TEST);
- glDepthMask(GL_FALSE);
- glDisable(GL_CULL_FACE);
- glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
- glClear( GL_COLOR_BUFFER_BIT );
+ glFinish();
+ glFlush();
+ glDeleteTextures(VLCGL_TEXTURE_COUNT, vgl->texture);
- /* Check if the user asked for useless visual effects */
- var_Get( p_vout, "opengl-effect", &val );
- if( !val.psz_string || !strcmp( val.psz_string, "none" ))
- {
- p_sys->i_effect = OPENGL_EFFECT_NONE;
+ vlc_gl_Unlock(vgl->gl);
}
- else if( !strcmp( val.psz_string, "cube" ) )
- {
- p_sys->i_effect = OPENGL_EFFECT_CUBE;
-
- glEnable( GL_CULL_FACE);
+ if (vgl->pool) {
+ picture_pool_Delete(vgl->pool);
+ for (int i = 0; i < VLCGL_TEXTURE_COUNT; i++)
+ free(vgl->buffer[i]);
}
- else if( !strcmp( val.psz_string, "transparent-cube" ) )
- {
- p_sys->i_effect = OPENGL_EFFECT_TRANSPARENT_CUBE;
+}
- glDisable( GL_DEPTH_TEST );
- glEnable( GL_BLEND );
- glBlendFunc( GL_SRC_ALPHA, GL_ONE );
- }
- else
- {
-#ifdef OPENGL_MORE_EFFECT
- p_sys->i_effect = 3;
- while (( strcmp( val.psz_string, ppsz_effects[p_sys->i_effect]) ) && (pow(2,p_sys->i_effect) < INIFILE))
- {
- p_sys->i_effect ++;
- }
- if (pow(2,p_sys->i_effect) < INIFILE)
- p_sys->i_effect = pow(2,p_sys->i_effect);
- else if ( strcmp( val.psz_string, ppsz_effects[p_sys->i_effect]))
- {
- msg_Warn( p_vout, "no valid opengl effect provided, using "
- "\"none\"" );
- p_sys->i_effect = OPENGL_EFFECT_NONE;
- }
+int vout_display_opengl_ResetTextures(vout_display_opengl_t *vgl)
+{
+ if (vlc_gl_Lock(vgl->gl))
+ return VLC_EGENERIC;
+
+ glDeleteTextures(VLCGL_TEXTURE_COUNT, vgl->texture);
+
+ glGenTextures(VLCGL_TEXTURE_COUNT, vgl->texture);
+ for (int i = 0; i < VLCGL_TEXTURE_COUNT; i++) {
+ glBindTexture(VLCGL_TARGET, vgl->texture[i]);
+
+#if !USE_OPENGL_ES
+ /* Set the texture parameters */
+ glTexParameterf(VLCGL_TARGET, GL_TEXTURE_PRIORITY, 1.0);
+ glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+#endif
+
+ glTexParameteri(VLCGL_TARGET, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+ glTexParameteri(VLCGL_TARGET, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ glTexParameteri(VLCGL_TARGET, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+ glTexParameteri(VLCGL_TARGET, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+
+#ifdef MACOS_OPENGL
+ /* Tell the driver not to make a copy of the texture but to use
+ our buffer */
+ glEnable(GL_UNPACK_CLIENT_STORAGE_APPLE);
+ glPixelStorei(GL_UNPACK_CLIENT_STORAGE_APPLE, GL_TRUE);
+
+#if 0
+ /* Use VRAM texturing */
+ glTexParameteri(VLCGL_TARGET, GL_TEXTURE_STORAGE_HINT_APPLE,
+ GL_STORAGE_CACHED_APPLE);
#else
- msg_Warn( p_vout, "no valid opengl effect provided, using "
- "\"none\"" );
- p_sys->i_effect = OPENGL_EFFECT_NONE;
+ /* Use AGP texturing */
+ glTexParameteri(VLCGL_TARGET, GL_TEXTURE_STORAGE_HINT_APPLE,
+ GL_STORAGE_SHARED_APPLE);
#endif
- }
- if( val.psz_string ) free( val.psz_string );
-
- if( p_sys->i_effect & ( OPENGL_EFFECT_CUBE |
- OPENGL_EFFECT_TRANSPARENT_CUBE ) )
- {
- /* Set the perpective */
- glMatrixMode( GL_PROJECTION );
- glLoadIdentity();
- glFrustum( -1.0, 1.0, -1.0, 1.0, 3.0, 20.0 );
- glMatrixMode( GL_MODELVIEW );
- glLoadIdentity();
- glTranslatef( 0.0, 0.0, - 5.0 );
- }
-#ifdef OPENGL_MORE_EFFECT
- else
- {
- /* Set the perpective */
- glMatrixMode( GL_PROJECTION );
- glLoadIdentity();
- glFrustum( -1.0, 1.0, -1.0, 1.0, 3.0, 20.0 );
- glMatrixMode( GL_MODELVIEW );
- glLoadIdentity();
- glTranslatef( 0.0, 0.0, -3.0 );
-
- float f_pov_x, f_pov_y, f_pov_z;
- f_pov_x = var_CreateGetFloat( p_vout, "opengl-pov-x");
- f_pov_y = var_CreateGetFloat( p_vout, "opengl-pov-y");
- f_pov_z = var_CreateGetFloat( p_vout, "opengl-pov-z");
- gluLookAt(0, 0, 0, f_pov_x, f_pov_y, f_pov_z, 0, 1, 0);
- }
#endif
- if( p_sys->p_vout->pf_unlock )
- {
- p_sys->p_vout->pf_unlock( p_sys->p_vout );
+
+ /* Call glTexImage2D only once, and use glTexSubImage2D later */
+ if (vgl->buffer[i]) {
+ glTexImage2D(VLCGL_TARGET, 0, VLCGL_FORMAT, vgl->tex_width,
+ vgl->tex_height, 0, VLCGL_FORMAT, VLCGL_TYPE,
+ vgl->buffer[i]);
+ }
}
- return 0;
+ vlc_gl_Unlock(vgl->gl);
+ return VLC_SUCCESS;
}
-/*****************************************************************************
- * End: terminate GLX video thread output method
- *****************************************************************************/
-static void End( vout_thread_t *p_vout )
-{
- vout_sys_t *p_sys = p_vout->p_sys;
+#ifdef MACOS_OPENGL
+/* XXX See comment vout_display_opengl_Prepare */
+struct picture_sys_t {
+ vout_display_opengl_t *vgl;
+ GLuint *texture;
+};
- if( p_sys->p_vout->pf_lock &&
- p_sys->p_vout->pf_lock( p_sys->p_vout ) )
- {
- msg_Warn( p_vout, "could not lock OpenGL provider" );
- return;
- }
+/* Small helper */
+static inline GLuint get_texture(picture_t *picture)
+{
+ return *picture->p_sys->texture;
+}
- glFinish();
- glFlush();
+static int PictureLock(picture_t *picture)
+{
+ if (!picture->p_sys)
+ return VLC_SUCCESS;
- /* Free the texture buffer*/
- glDeleteTextures( 2, p_sys->p_textures );
- if( p_sys->pp_buffer[0] ) free( p_sys->pp_buffer[0] );
- if( p_sys->pp_buffer[1] ) free( p_sys->pp_buffer[1] );
+ vout_display_opengl_t *vgl = picture->p_sys->vgl;
+ if (!vlc_gl_Lock(vgl->gl)) {
+ glBindTexture(VLCGL_TARGET, get_texture(picture));
+ glTexSubImage2D(VLCGL_TARGET, 0, 0, 0,
+ vgl->fmt.i_width, vgl->fmt.i_height,
+ VLCGL_FORMAT, VLCGL_TYPE, picture->p[0].p_pixels);
- if( p_sys->p_vout->pf_unlock )
- {
- p_sys->p_vout->pf_unlock( p_sys->p_vout );
+ vlc_gl_Unlock(vgl->gl);
}
+ return VLC_SUCCESS;
}
-/*****************************************************************************
- * Destroy: destroy GLX video thread output method
- *****************************************************************************
- * Terminate an output method created by CreateVout
- *****************************************************************************/
-static void DestroyVout( vlc_object_t *p_this )
+static void PictureUnlock(picture_t *picture)
{
- vout_thread_t *p_vout = (vout_thread_t *)p_this;
- vout_sys_t *p_sys = p_vout->p_sys;
-
- module_Unneed( p_sys->p_vout, p_sys->p_vout->p_module );
- vlc_object_detach( p_sys->p_vout );
- vlc_object_destroy( p_sys->p_vout );
-
- free( p_sys );
+ VLC_UNUSED(picture);
}
+#endif
-/*****************************************************************************
- * Manage: handle Sys events
- *****************************************************************************
- * This function should be called regularly by video output thread. It returns
- * a non null value if an error occurred.
- *****************************************************************************/
-static int Manage( vout_thread_t *p_vout )
+picture_pool_t *vout_display_opengl_GetPool(vout_display_opengl_t *vgl)
{
- vout_sys_t *p_sys = p_vout->p_sys;
- int i_ret, i_fullscreen_change;
-
- i_fullscreen_change = ( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE );
-
- p_vout->fmt_out.i_x_offset = p_sys->p_vout->fmt_in.i_x_offset =
- p_vout->fmt_in.i_x_offset;
- p_vout->fmt_out.i_y_offset = p_sys->p_vout->fmt_in.i_y_offset =
- p_vout->fmt_in.i_y_offset;
- p_vout->fmt_out.i_visible_width = p_sys->p_vout->fmt_in.i_visible_width =
- p_vout->fmt_in.i_visible_width;
- p_vout->fmt_out.i_visible_height = p_sys->p_vout->fmt_in.i_visible_height =
- p_vout->fmt_in.i_visible_height;
- p_vout->fmt_out.i_aspect = p_sys->p_vout->fmt_in.i_aspect =
- p_vout->fmt_in.i_aspect;
- p_vout->fmt_out.i_sar_num = p_sys->p_vout->fmt_in.i_sar_num =
- p_vout->fmt_in.i_sar_num;
- p_vout->fmt_out.i_sar_den = p_sys->p_vout->fmt_in.i_sar_den =
- p_vout->fmt_in.i_sar_den;
- p_vout->output.i_aspect = p_vout->fmt_in.i_aspect;
-
- p_sys->p_vout->i_changes = p_vout->i_changes;
- i_ret = p_sys->p_vout->pf_manage( p_sys->p_vout );
- p_vout->i_changes = p_sys->p_vout->i_changes;
-
-#ifdef __APPLE__
- if( p_sys->p_vout->pf_lock &&
- p_sys->p_vout->pf_lock( p_sys->p_vout ) )
- {
- msg_Warn( p_vout, "could not lock OpenGL provider" );
- return i_ret;
- }
+ picture_t *picture[VLCGL_TEXTURE_COUNT];
- /* On OS X, we create the window and the GL view when entering
- fullscreen - the textures have to be inited again */
- if( i_fullscreen_change )
- {
- InitTextures( p_vout );
+ int i;
+ for (i = 0; i < VLCGL_TEXTURE_COUNT; i++) {
- switch( p_sys->i_effect )
- {
- case OPENGL_EFFECT_CUBE:
-#ifdef OPENGL_MORE_EFFECT
- case CYLINDER:
- case TORUS:
- case SPHERE:
- case SQUAREXY:
- case SQUARER:
- case ASINXY:
- case ASINR:
- case SINEXY:
- case SINER:
-#endif
- glEnable( GL_CULL_FACE );
- break;
-
- case OPENGL_EFFECT_TRANSPARENT_CUBE:
- glDisable( GL_DEPTH_TEST );
- glEnable( GL_BLEND );
- glBlendFunc( GL_SRC_ALPHA, GL_ONE );
- break;
- }
+ /* TODO memalign would be way better */
+ vgl->buffer[i] = malloc(vgl->tex_width * vgl->tex_height * vgl->tex_pixel_size);
+ if (!vgl->buffer[i])
+ break;
- if( p_sys->i_effect & ( OPENGL_EFFECT_CUBE |
- OPENGL_EFFECT_TRANSPARENT_CUBE ) )
- {
- /* Set the perpective */
- glMatrixMode( GL_PROJECTION );
- glLoadIdentity();
- glFrustum( -1.0, 1.0, -1.0, 1.0, 3.0, 20.0 );
- glMatrixMode( GL_MODELVIEW );
- glLoadIdentity();
- glTranslatef( 0.0, 0.0, - 5.0 );
- }
-#ifdef OPENGL_MORE_EFFECT
- else
+ picture_resource_t rsc;
+ memset(&rsc, 0, sizeof(rsc));
+#ifdef MACOS_OPENGL
+ rsc.p_sys = malloc(sizeof(*rsc.p_sys));
+ if (rsc.p_sys)
{
- glMatrixMode( GL_PROJECTION );
- glLoadIdentity();
- glFrustum( -1.0, 1.0, -1.0, 1.0, 3.0, 20.0 );
- glMatrixMode( GL_MODELVIEW );
- glLoadIdentity();
- glTranslatef( 0.0, 0.0, -3.0 );
-
- float f_pov_x, f_pov_y, f_pov_z;
- f_pov_x = var_CreateGetFloat( p_vout, "opengl-pov-x");
- f_pov_y = var_CreateGetFloat( p_vout, "opengl-pov-y");
- f_pov_z = var_CreateGetFloat( p_vout, "opengl-pov-z");
- gluLookAt(0, 0, 0, f_pov_x, f_pov_y, f_pov_z, 0, 1, 0);
+ rsc.p_sys->vgl = vgl;
+ rsc.p_sys->texture = &vgl->texture[i];
}
#endif
+ rsc.p[0].p_pixels = vgl->buffer[i];
+ rsc.p[0].i_pitch = vgl->fmt.i_width * vgl->tex_pixel_size;
+ rsc.p[0].i_lines = vgl->fmt.i_height;
+
+ picture[i] = picture_NewFromResource(&vgl->fmt, &rsc);
+ if (!picture[i]) {
+ free(vgl->buffer[i]);
+ vgl->buffer[i] = NULL;
+ break;
+ }
}
-
- if( p_sys->p_vout->pf_unlock )
- {
- p_sys->p_vout->pf_unlock( p_sys->p_vout );
- }
+ if (i < VLCGL_TEXTURE_COUNT)
+ goto error;
+
+ /* */
+ picture_pool_configuration_t cfg;
+ memset(&cfg, 0, sizeof(cfg));
+ cfg.picture_count = i;
+ cfg.picture = picture;
+#ifdef MACOS_OPENGL
+ cfg.lock = PictureLock;
+ cfg.unlock = PictureUnlock;
#endif
-// to align in real time in OPENGL
- if (p_sys->p_vout->i_alignment != p_vout->i_alignment)
- {
- p_vout->i_changes = VOUT_CROP_CHANGE; //to force change
- p_sys->p_vout->i_alignment = p_vout->i_alignment;
+ vgl->pool = picture_pool_NewExtended(&cfg);
+ if (!vgl->pool)
+ goto error;
+
+ vout_display_opengl_ResetTextures(vgl);
+
+ return vgl->pool;
+
+error:
+ for (int j = 0; j < i; j++) {
+ picture_Delete(picture[j]);
+ vgl->buffer[j] = NULL;
}
- return i_ret;
+ return NULL;
}
-/*****************************************************************************
- * Render: render previously calculated output
- *****************************************************************************/
-static void Render( vout_thread_t *p_vout, picture_t *p_pic )
+int vout_display_opengl_Prepare(vout_display_opengl_t *vgl,
+ picture_t *picture)
{
- vout_sys_t *p_sys = p_vout->p_sys;
-
/* On Win32/GLX, we do this the usual way:
+ Fill the buffer with new content,
+ Reload the texture,
(Thanks to gcc from the Arstechnica forums for the tip)
- Therefore, we have to use two buffers and textures. On Win32/GLX,
- we reload the texture to be displayed and use it right away. On
- OS X, we first render, then reload the texture to be used next
- time. */
+ Therefore on OSX, we have to use two buffers and textures and use a
+ lock(/unlock) managed picture pool.
+ */
- if( p_sys->p_vout->pf_lock &&
- p_sys->p_vout->pf_lock( p_sys->p_vout ) )
- {
- msg_Warn( p_vout, "could not lock OpenGL provider" );
- return;
- }
-
-#ifdef __APPLE__
- int i_new_index;
- i_new_index = ( p_sys->i_index + 1 ) & 1;
-
-
- /* Update the texture */
- glBindTexture( VLCGL_TARGET, p_sys->p_textures[i_new_index] );
- glTexSubImage2D( VLCGL_TARGET, 0, 0, 0,
- p_vout->fmt_out.i_width,
- p_vout->fmt_out.i_height,
- VLCGL_FORMAT, VLCGL_TYPE, p_sys->pp_buffer[i_new_index] );
-
- /* Bind to the previous texture for drawing */
- glBindTexture( VLCGL_TARGET, p_sys->p_textures[p_sys->i_index] );
-
- /* Switch buffers */
- p_sys->i_index = i_new_index;
- p_pic->p->p_pixels = p_sys->pp_buffer[p_sys->i_index];
+ if (vlc_gl_Lock(vgl->gl))
+ return VLC_EGENERIC;
+#ifdef MACOS_OPENGL
+ /* Bind to the texture for drawing */
+ glBindTexture(VLCGL_TARGET, get_texture(picture));
#else
/* Update the texture */
- glTexSubImage2D( GL_TEXTURE_2D, 0, 0, 0,
- p_vout->fmt_out.i_width,
- p_vout->fmt_out.i_height,
- VLCGL_FORMAT, VLCGL_TYPE, p_sys->pp_buffer[0] );
+ glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0,
+ vgl->fmt.i_width, vgl->fmt.i_height,
+ VLCGL_FORMAT, VLCGL_TYPE, picture->p[0].p_pixels);
#endif
- if( p_sys->p_vout->pf_unlock )
- {
- p_sys->p_vout->pf_unlock( p_sys->p_vout );
- }
-}
-
-
-#ifdef OPENGL_MORE_EFFECT
-/*****************************************************************************
- * Transform: Calculate the distorted grid coordinates
- *****************************************************************************/
-static void Transform(float p, int distortion, float width, float height,int i, int j, int i_visible_width, int i_visible_height, double *ix,double *iy)
-{
- double x,y,xnew,ynew;
- double r,theta,rnew,thetanew;
-
- x = (double)i * (width / ((double)i_visible_width));
- y = (double)j * (height / ((double)i_visible_height));
-
- x = (2.0 * (double)x / width) - 1;
- y = (2.0 * (double)y / height) - 1;
- xnew = x;
- ynew = y;
- r = sqrt(x*x+y*y);
- theta = atan2(y,x);
-
- switch (distortion)
- {
-/* GRID2D TRANSFORMATION */
- case SINEXY:
- xnew = sin(PID2*x);
- ynew = sin(PID2*y);
- break;
- case SINER:
- rnew = sin(PID2*r);
- thetanew = theta;
- xnew = rnew * cos(thetanew);
- ynew = rnew * sin(thetanew);
- break;
- case SQUAREXY:
- xnew = x*x*SIGN(x);
- ynew = y*y*SIGN(y);
- break;
- case SQUARER:
- rnew = r*r;
- thetanew = theta;
- xnew = rnew * cos(thetanew);
- ynew = rnew * sin(thetanew);
- break;
- case ASINXY:
- xnew = asin(x) / PID2;
- ynew = asin(y) / PID2;
- break;
- case ASINR:
- rnew = asin(r) / PID2;
- thetanew = theta;
- xnew = rnew * cos(thetanew);
- ynew = rnew * sin(thetanew);
- break;
-/* OTHER WAY: 3D MODEL */
- default:
- xnew = x;
- ynew = y;
- }
-
- *ix = width * (xnew + 1) / (2.0);
- *iy = height * (ynew + 1) / (2.0);
-}
-
-/*****************************************************************************
- * Z_Compute: Calculate the Z-coordinate
- *****************************************************************************/
-static float Z_Compute(float p, int distortion, float x, float y)
-{
- float f_z = 0.0;
- double d_p = p / 100.0;
-
- switch (distortion)
- {
-/* 3D MODEL */
- case CYLINDER:
- if (d_p > 0)
- f_z = (1 - d_p * d_p) / (2 * d_p) - sqrt(fabs((d_p * d_p + 1) / (2 * d_p) * (d_p * d_p + 1) / (2 * d_p) - x * x));
- else
- f_z = (1 - d_p * d_p) / (2 * d_p) + d_p + sqrt(fabs((d_p * d_p + 1) / (2 * d_p) * (d_p * d_p + 1) / (2 * d_p) - x * x));
- break;
- case TORUS:
- if (d_p > 0)
- f_z = (1 - d_p * d_p) / (d_p) - sqrt(fabs((d_p * d_p + 1) / (2 * d_p) * (d_p * d_p + 1) / (2 * d_p) - x * x)) - sqrt(fabs((d_p * d_p + 1) / (2 * d_p) * (d_p * d_p + 1) / (2 * d_p) - y * y));
- else
- f_z = (1 - d_p * d_p) / (d_p) + 2 * d_p + sqrt(fabs((d_p * d_p + 1) / (2 * d_p) * (d_p * d_p + 1) / (2 * d_p) - x * x)) + sqrt(fabs((d_p * d_p + 1) / (2 * d_p) * (d_p * d_p + 1) / (2 * d_p) - y * y));
- break;
- case SPHERE:
- if (d_p > 0)
- f_z = (1 - d_p * d_p) / (2 * d_p) - sqrt(fabs((d_p * d_p + 1) / (2 * d_p) * (d_p * d_p + 1) / (2 * d_p) - x * x - y * y));
- else
- f_z = (1 - d_p * d_p) / (2 * d_p) + d_p + sqrt(fabs((d_p * d_p + 1) / (2 * d_p) * (d_p * d_p + 1) / (2 * d_p) - x * x - y * y));
- break;
-/* OTHER WAY: GRID2D TRANSFORMATION */
- case SINEXY:;
- case SINER:
- case SQUAREXY:
- case SQUARER:;
- case ASINXY:
- case ASINR:
- f_z = 0.0;
- break;
- default:
- f_z = 0.0;
- }
- return f_z;
+ vlc_gl_Unlock(vgl->gl);
+ return VLC_SUCCESS;
}
-#endif
-
-/*****************************************************************************
- * DisplayVideo: displays previously rendered output
- *****************************************************************************/
-static void DisplayVideo( vout_thread_t *p_vout, picture_t *p_pic )
+int vout_display_opengl_Display(vout_display_opengl_t *vgl,
+ const video_format_t *source)
{
- vout_sys_t *p_sys = p_vout->p_sys;
- float f_width, f_height, f_x, f_y;
-
- if( p_sys->p_vout->pf_lock &&
- p_sys->p_vout->pf_lock( p_sys->p_vout ) )
- {
- msg_Warn( p_vout, "could not lock OpenGL provider" );
- return;
- }
+ if (vlc_gl_Lock(vgl->gl))
+ return VLC_EGENERIC;
/* glTexCoord works differently with GL_TEXTURE_2D and
GL_TEXTURE_RECTANGLE_EXT */
-#ifdef __APPLE__
- f_x = (float)p_vout->fmt_out.i_x_offset;
- f_y = (float)p_vout->fmt_out.i_y_offset;
- f_width = (float)p_vout->fmt_out.i_x_offset +
- (float)p_vout->fmt_out.i_visible_width;
- f_height = (float)p_vout->fmt_out.i_y_offset +
- (float)p_vout->fmt_out.i_visible_height;
+#if VLCGL_TARGET == GL_TEXTURE_2D
+ const float f_normw = vgl->tex_width;
+ const float f_normh = vgl->tex_height;
+#elif defined (GL_TEXTURE_RECTANGLE_EXT) \
+ && (VLCGL_TARGET == GL_TEXTURE_RECTANGLE_EXT)
+ const float f_normw = 1.0;
+ const float f_normh = 1.0;
#else
- f_x = (float)p_vout->fmt_out.i_x_offset / p_sys->i_tex_width;
- f_y = (float)p_vout->fmt_out.i_y_offset / p_sys->i_tex_height;
- f_width = ( (float)p_vout->fmt_out.i_x_offset +
- p_vout->fmt_out.i_visible_width ) / p_sys->i_tex_width;
- f_height = ( (float)p_vout->fmt_out.i_y_offset +
- p_vout->fmt_out.i_visible_height ) / p_sys->i_tex_height;
-#endif
-
- /* Why drawing here and not in Render()? Because this way, the
- OpenGL providers can call pf_display to force redraw. Currently,
- the OS X provider uses it to get a smooth window resizing */
-
- glClear( GL_COLOR_BUFFER_BIT );
-
- if( p_sys->i_effect == OPENGL_EFFECT_NONE )
- {
- glEnable( VLCGL_TARGET );
- glBegin( GL_POLYGON );
- glTexCoord2f( f_x, f_y ); glVertex2f( -1.0, 1.0 );
- glTexCoord2f( f_width, f_y ); glVertex2f( 1.0, 1.0 );
- glTexCoord2f( f_width, f_height ); glVertex2f( 1.0, -1.0 );
- glTexCoord2f( f_x, f_height ); glVertex2f( -1.0, -1.0 );
- glEnd();
- }
- else
-#ifdef OPENGL_MORE_EFFECT
- if ((p_sys->i_effect > OPENGL_EFFECT_TRANSPARENT_CUBE) ||
- ((p_sys->i_effect == OPENGL_EFFECT_NONE)))
- {
- unsigned int i_i, i_j;
- unsigned int i_accuracy = config_GetInt( p_vout, "opengl-accuracy");
- unsigned int i_n = pow(2, i_accuracy);
- unsigned int i_n_x = (p_vout->fmt_out.i_visible_width / (i_n * 2));
- unsigned int i_n_y = (p_vout->fmt_out.i_visible_height / i_n);
- double d_x, d_y;
- int i_distortion = p_sys->i_effect;
- float f_p = p_sys->f_radius;
-
- glEnable( VLCGL_TARGET );
- glBegin(GL_QUADS);
- for (i_i = 0; i_i < p_vout->fmt_out.i_visible_width; i_i += i_n_x)
- {
- if ( i_i == i_n_x * i_n / 2) i_n_x += p_vout->fmt_out.i_visible_width % i_n;
- if ((i_i == (p_vout->fmt_out.i_visible_width / i_n) * i_n / 2 + i_n_x) &&
- (p_vout->fmt_out.i_visible_width / i_n != i_n_x))
- i_n_x -= p_vout->fmt_out.i_visible_width % i_n;
-
- int i_m;
- int i_index_max = 0;
-
- for (i_j = 0; i_j < p_vout->fmt_out.i_visible_height; i_j += i_n_y)
- {
- if ( i_j == i_n_y * i_n / 2) i_n_y += p_vout->fmt_out.i_visible_height % i_n;
- if ((i_j == (p_vout->fmt_out.i_visible_height / i_n) * i_n / 2 + i_n_y) &&
- (p_vout->fmt_out.i_visible_height / i_n != i_n_y))
- i_n_y -= p_vout->fmt_out.i_visible_height % i_n;
-
- for (i_m = i_index_max; i_m < i_index_max + 4; i_m++)
- {
- int i_k = ((i_m % 4) == 1) || ((i_m % 4) == 2);
- int i_l = ((i_m % 4) == 2) || ((i_m % 4) == 3);
-
- Transform(f_p, i_distortion, f_width, f_height, i_i + i_k * i_n_x, i_j + i_l * i_n_y, p_vout->fmt_out.i_visible_width, p_vout->fmt_out.i_visible_height, &d_x, &d_y);
- glTexCoord2f(f_x + d_x, f_y + d_y);
- d_x = - 1.0 + 2.0 * ((double)(i_k * i_n_x + i_i) / (double)p_vout->fmt_out.i_visible_width);
- d_y = 1.0 - 2.0 * (((double)i_l * i_n_y + i_j) / (double)p_vout->fmt_out.i_visible_height);
- glVertex3f((float)d_x, (float)d_y, Z_Compute(f_p, i_distortion, (float)d_x, (float)d_y));
- }
- }
- }
- glEnd();
- }
- else
+# error Unknown texture type!
#endif
- {
- glRotatef( 0.5 * p_sys->f_speed , 0.3, 0.5, 0.7 );
-
- glEnable( VLCGL_TARGET );
- glBegin( GL_QUADS );
-
- /* Front */
- glTexCoord2f( f_x, f_y ); glVertex3f( - 1.0, 1.0, 1.0 );
- glTexCoord2f( f_x, f_height ); glVertex3f( - 1.0, - 1.0, 1.0 );
- glTexCoord2f( f_width, f_height ); glVertex3f( 1.0, - 1.0, 1.0 );
- glTexCoord2f( f_width, f_y ); glVertex3f( 1.0, 1.0, 1.0 );
-
- /* Left */
- glTexCoord2f( f_x, f_y ); glVertex3f( - 1.0, 1.0, - 1.0 );
- glTexCoord2f( f_x, f_height ); glVertex3f( - 1.0, - 1.0, - 1.0 );
- glTexCoord2f( f_width, f_height ); glVertex3f( - 1.0, - 1.0, 1.0 );
- glTexCoord2f( f_width, f_y ); glVertex3f( - 1.0, 1.0, 1.0 );
-
- /* Back */
- glTexCoord2f( f_x, f_y ); glVertex3f( 1.0, 1.0, - 1.0 );
- glTexCoord2f( f_x, f_height ); glVertex3f( 1.0, - 1.0, - 1.0 );
- glTexCoord2f( f_width, f_height ); glVertex3f( - 1.0, - 1.0, - 1.0 );
- glTexCoord2f( f_width, f_y ); glVertex3f( - 1.0, 1.0, - 1.0 );
-
- /* Right */
- glTexCoord2f( f_x, f_y ); glVertex3f( 1.0, 1.0, 1.0 );
- glTexCoord2f( f_x, f_height ); glVertex3f( 1.0, - 1.0, 1.0 );
- glTexCoord2f( f_width, f_height ); glVertex3f( 1.0, - 1.0, - 1.0 );
- glTexCoord2f( f_width, f_y ); glVertex3f( 1.0, 1.0, - 1.0 );
-
- /* Top */
- glTexCoord2f( f_x, f_y ); glVertex3f( - 1.0, 1.0, - 1.0 );
- glTexCoord2f( f_x, f_height ); glVertex3f( - 1.0, 1.0, 1.0 );
- glTexCoord2f( f_width, f_height ); glVertex3f( 1.0, 1.0, 1.0 );
- glTexCoord2f( f_width, f_y ); glVertex3f( 1.0, 1.0, - 1.0 );
-
- /* Bottom */
- glTexCoord2f( f_x, f_y ); glVertex3f( - 1.0, - 1.0, 1.0 );
- glTexCoord2f( f_x, f_height ); glVertex3f( - 1.0, - 1.0, - 1.0 );
- glTexCoord2f( f_width, f_height ); glVertex3f( 1.0, - 1.0, - 1.0 );
- glTexCoord2f( f_width, f_y ); glVertex3f( 1.0, - 1.0, 1.0 );
- glEnd();
- }
-
- glDisable( VLCGL_TARGET );
-
- p_sys->p_vout->pf_swap( p_sys->p_vout );
-
- if( p_sys->p_vout->pf_unlock )
- {
- p_sys->p_vout->pf_unlock( p_sys->p_vout );
- }
-}
-
-int GetAlignedSize( int i_size )
-{
- /* Return the nearest power of 2 */
- int i_result = 1;
- while( i_result < i_size )
- {
- i_result *= 2;
- }
- return i_result;
-}
-
-/*****************************************************************************
- * Control: control facility for the vout
- *****************************************************************************/
-static int Control( vout_thread_t *p_vout, int i_query, va_list args )
-{
- vout_sys_t *p_sys = p_vout->p_sys;
-
- switch( i_query )
- {
- case VOUT_SNAPSHOT:
- return vout_vaControlDefault( p_vout, i_query, args );
-
- default:
- if( p_sys->p_vout->pf_control )
- return p_sys->p_vout->pf_control( p_sys->p_vout, i_query, args );
- else
- return vout_vaControlDefault( p_vout, i_query, args );
- }
-}
-
-static int InitTextures( vout_thread_t *p_vout )
-{
- vout_sys_t *p_sys = p_vout->p_sys;
- int i_index;
-
- glDeleteTextures( 2, p_sys->p_textures );
- glGenTextures( 2, p_sys->p_textures );
- for( i_index = 0; i_index < 2; i_index++ )
- {
- glBindTexture( VLCGL_TARGET, p_sys->p_textures[i_index] );
-
- /* Set the texture parameters */
- glTexParameterf( VLCGL_TARGET, GL_TEXTURE_PRIORITY, 1.0 );
-
- glTexParameteri( VLCGL_TARGET, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE );
- glTexParameteri( VLCGL_TARGET, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE );
-
- glTexParameteri( VLCGL_TARGET, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
- glTexParameteri( VLCGL_TARGET, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
-
- glTexEnvf( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE );
-
-#ifdef __APPLE__
- /* Tell the driver not to make a copy of the texture but to use
- our buffer */
- glEnable( GL_UNPACK_CLIENT_STORAGE_APPLE );
- glPixelStorei( GL_UNPACK_CLIENT_STORAGE_APPLE, GL_TRUE );
+ float f_x = (source->i_x_offset + 0 ) / f_normw;
+ float f_y = (source->i_y_offset + 0 ) / f_normh;
+ float f_width = (source->i_x_offset + source->i_visible_width ) / f_normw;
+ float f_height = (source->i_y_offset + source->i_visible_height) / f_normh;
-#if 0
- /* Use VRAM texturing */
- glTexParameteri( VLCGL_TARGET, GL_TEXTURE_STORAGE_HINT_APPLE,
- GL_STORAGE_CACHED_APPLE );
+ /* Why drawing here and not in Render()? Because this way, the
+ OpenGL providers can call vout_display_opengl_Display to force redraw.i
+ Currently, the OS X provider uses it to get a smooth window resizing */
+
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glEnable(VLCGL_TARGET);
+
+#if USE_OPENGL_ES
+ static const GLfloat vertexCoord[] = {
+ -1.0f, -1.0f,
+ 1.0f, -1.0f,
+ -1.0f, 1.0f,
+ 1.0f, 1.0f,
+ };
+
+ const GLfloat textureCoord[8] = {
+ f_x, f_height,
+ f_width, f_height,
+ f_x, f_y,
+ f_width, f_y
+ };
+
+ glEnableClientState(GL_VERTEX_ARRAY);
+ glEnableClientState(GL_TEXTURE_COORD_ARRAY);
+ glVertexPointer(2, GL_FLOAT, 0, vertexCoord);
+ glTexCoordPointer(2, GL_FLOAT, 0, textureCoord);
+
+ glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
#else
- /* Use AGP texturing */
- glTexParameteri( VLCGL_TARGET, GL_TEXTURE_STORAGE_HINT_APPLE,
- GL_STORAGE_SHARED_APPLE );
-#endif
+ glBegin(GL_POLYGON);
+ glTexCoord2f(f_x, f_y); glVertex2f(-1.0, 1.0);
+ glTexCoord2f(f_width, f_y); glVertex2f( 1.0, 1.0);
+ glTexCoord2f(f_width, f_height); glVertex2f( 1.0, -1.0);
+ glTexCoord2f(f_x, f_height); glVertex2f(-1.0, -1.0);
+ glEnd();
#endif
- /* Call glTexImage2D only once, and use glTexSubImage2D later */
- glTexImage2D( VLCGL_TARGET, 0, 3, p_sys->i_tex_width,
- p_sys->i_tex_height, 0, VLCGL_FORMAT, VLCGL_TYPE,
- p_sys->pp_buffer[i_index] );
- }
+ glDisable(VLCGL_TARGET);
- return 0;
-}
+ vlc_gl_Swap(vgl->gl);
-/*****************************************************************************
- * SendEvents: forward mouse and keyboard events to the parent p_vout
- *****************************************************************************/
-static int SendEvents( vlc_object_t *p_this, char const *psz_var,
- vlc_value_t oldval, vlc_value_t newval, void *_p_vout )
-{
- return var_Set( (vlc_object_t *)_p_vout, psz_var, newval );
+ vlc_gl_Unlock(vgl->gl);
+ return VLC_SUCCESS;
}
+
projects / vlc / blobdiff