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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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[042/906] * sys/glsink/glimagesink.c: * sys/glsink/glimagesink.h: * sys/glsink/glvideo.c: * sys/glsink/glvideo.h: * sys/glsink/gstglbuffer.c: * sys/glsink/gstglbuffer.h: * sys/glsink/gstgldownload.c: * sys/glsink/gstglfilter.c: * sys/glsink/gstglupload.c: Rewrite a bunch of code to use textures as the intermediate instead of renderbuffers. upload, download, filtering all work.
This commit is contained in:
parent
07780031bc
commit
ff954bcaff
9 changed files with 262 additions and 137 deletions
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@ -27,6 +27,9 @@ gst_gl_buffer_finalize (GstGLBuffer * buffer)
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case GST_GL_BUFFER_RBO:
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glDeleteRenderbuffersEXT (1, &buffer->rbo);
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break;
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case GST_GL_BUFFER_TEXTURE:
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glDeleteTextures (1, &buffer->texture);
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break;
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default:
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g_assert_not_reached ();
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break;
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@ -88,14 +91,14 @@ gst_gl_buffer_new (GstGLDisplay * display, GstVideoFormat format,
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GstGLBuffer *buffer;
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XGCValues values = { 0 };
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g_return_val_if_fail (format == GST_VIDEO_FORMAT_RGB, NULL);
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g_return_val_if_fail (format == GST_VIDEO_FORMAT_RGBx, NULL);
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g_return_val_if_fail (width > 0, NULL);
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g_return_val_if_fail (height > 0, NULL);
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buffer = (GstGLBuffer *) gst_mini_object_new (GST_TYPE_GL_BUFFER);
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buffer->display = g_object_ref (display);
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buffer->type = GST_GL_BUFFER_RBO;
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buffer->type = GST_GL_BUFFER_TEXTURE;
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buffer->width = width;
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buffer->height = height;
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@ -147,6 +150,8 @@ gst_gl_buffer_new (GstGLDisplay * display, GstVideoFormat format,
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gst_gl_display_unlock (buffer->display);
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break;
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}
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case GST_GL_BUFFER_TEXTURE:
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break;
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default:
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g_assert_not_reached ();
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}
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@ -236,6 +241,11 @@ gst_gl_buffer_upload (GstGLBuffer * buffer, void *data)
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break;
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}
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case GST_GL_BUFFER_TEXTURE:
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buffer->texture =
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gst_gl_display_upload_texture_rectangle (buffer->display,
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GST_VIDEO_FORMAT_RGBx, data, buffer->width, buffer->height);
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break;
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default:
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g_assert_not_reached ();
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}
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@ -287,6 +297,29 @@ gst_gl_buffer_download (GstGLBuffer * buffer, void *data)
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break;
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}
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case GST_GL_BUFFER_TEXTURE:
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{
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unsigned int fbo;
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glGenFramebuffersEXT (1, &fbo);
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glBindFramebufferEXT (GL_FRAMEBUFFER_EXT, fbo);
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glFramebufferTexture2DEXT (GL_FRAMEBUFFER_EXT,
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GL_COLOR_ATTACHMENT1_EXT, GL_TEXTURE_RECTANGLE_ARB,
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buffer->texture, 0);
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glDrawBuffer (GL_COLOR_ATTACHMENT1_EXT);
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glReadBuffer (GL_COLOR_ATTACHMENT1_EXT);
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g_assert (glCheckFramebufferStatusEXT (GL_FRAMEBUFFER_EXT) ==
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GL_FRAMEBUFFER_COMPLETE_EXT);
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glReadPixels (0, 0, buffer->width, buffer->height, GL_RGBA,
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GL_UNSIGNED_BYTE, data);
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glDeleteFramebuffersEXT (1, &fbo);
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}
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break;
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default:
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g_assert_not_reached ();
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}
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@ -17,7 +17,8 @@ typedef struct _GstGLBuffer GstGLBuffer;
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typedef enum {
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GST_GL_BUFFER_UNKNOWN,
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GST_GL_BUFFER_XIMAGE,
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GST_GL_BUFFER_RBO
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GST_GL_BUFFER_RBO,
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GST_GL_BUFFER_TEXTURE
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} GstGLBufferType;
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struct _GstGLBuffer {
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@ -31,6 +32,7 @@ struct _GstGLBuffer {
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GC gc;
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GLuint rbo;
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GLuint texture;
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int width;
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int height;
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@ -410,31 +410,7 @@ gst_glimage_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
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glimage_sink->par_n = par_n;
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glimage_sink->par_d = par_d;
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switch (format) {
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case GST_VIDEO_FORMAT_YUY2:
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glimage_sink->type = GST_GL_IMAGE_TYPE_YUY2;
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break;
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case GST_VIDEO_FORMAT_UYVY:
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glimage_sink->type = GST_GL_IMAGE_TYPE_UYVY;
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break;
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case GST_VIDEO_FORMAT_AYUV:
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glimage_sink->type = GST_GL_IMAGE_TYPE_AYUV;
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break;
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case GST_VIDEO_FORMAT_RGBx:
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glimage_sink->type = GST_GL_IMAGE_TYPE_RGBx;
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break;
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case GST_VIDEO_FORMAT_BGRx:
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glimage_sink->type = GST_GL_IMAGE_TYPE_BGRx;
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break;
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case GST_VIDEO_FORMAT_xRGB:
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glimage_sink->type = GST_GL_IMAGE_TYPE_xRGB;
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break;
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case GST_VIDEO_FORMAT_xBGR:
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glimage_sink->type = GST_GL_IMAGE_TYPE_xBGR;
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break;
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default:
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break;
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}
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glimage_sink->type = format;
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#if 0
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if (!glimage_sink->window) {
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@ -58,7 +58,7 @@ struct _GstGLImageSink
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int par_n, par_d;
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GstGLDisplay *display;
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GstGLImageType type;
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GstVideoFormat type;
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XID window_id;
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};
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184
gst/gl/glvideo.c
184
gst/gl/glvideo.c
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@ -224,18 +224,18 @@ gst_gl_display_check_features (GstGLDisplay * display)
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}
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gboolean
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gst_gl_display_can_handle_type (GstGLDisplay * display, GstGLImageType type)
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gst_gl_display_can_handle_type (GstGLDisplay * display, GstVideoFormat type)
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{
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switch (type) {
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case GST_GL_IMAGE_TYPE_RGBx:
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case GST_GL_IMAGE_TYPE_BGRx:
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case GST_GL_IMAGE_TYPE_xRGB:
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case GST_GL_IMAGE_TYPE_xBGR:
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case GST_VIDEO_FORMAT_RGBx:
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case GST_VIDEO_FORMAT_BGRx:
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case GST_VIDEO_FORMAT_xRGB:
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case GST_VIDEO_FORMAT_xBGR:
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return TRUE;
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case GST_GL_IMAGE_TYPE_YUY2:
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case GST_GL_IMAGE_TYPE_UYVY:
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case GST_VIDEO_FORMAT_YUY2:
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case GST_VIDEO_FORMAT_UYVY:
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return display->have_ycbcr_texture;
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case GST_GL_IMAGE_TYPE_AYUV:
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case GST_VIDEO_FORMAT_AYUV:
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return display->have_color_matrix;
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default:
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return FALSE;
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@ -360,9 +360,68 @@ gst_gl_display_check_error (GstGLDisplay * display, int line)
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}
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GLuint
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gst_gl_display_upload_texture_rectangle (GstGLDisplay * display,
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GstVideoFormat type, void *data, int width, int height)
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{
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GLuint texture;
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glGenTextures (1, &texture);
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glBindTexture (GL_TEXTURE_RECTANGLE_ARB, texture);
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switch (type) {
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case GST_VIDEO_FORMAT_RGBx:
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glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA, width, height,
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0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_RGBA, GL_UNSIGNED_BYTE, data);
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break;
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case GST_VIDEO_FORMAT_BGRx:
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glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA, width, height,
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0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_BGRA, GL_UNSIGNED_BYTE, data);
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break;
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case GST_VIDEO_FORMAT_xRGB:
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glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA, width, height,
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0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_BGRA, GL_UNSIGNED_INT_8_8_8_8, data);
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break;
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case GST_VIDEO_FORMAT_xBGR:
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glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA, width, height,
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0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, data);
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break;
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case GST_VIDEO_FORMAT_YUY2:
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glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_YCBCR_MESA, width, height,
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0, GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_REV_MESA, NULL);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_REV_MESA, data);
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break;
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case GST_VIDEO_FORMAT_UYVY:
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glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_YCBCR_MESA, width, height,
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0, GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_REV_MESA, NULL);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_MESA, data);
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break;
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case GST_VIDEO_FORMAT_AYUV:
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glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA, width, height,
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0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_BGRA, GL_UNSIGNED_INT_8_8_8_8, data);
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break;
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default:
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g_assert_not_reached ();
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}
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return texture;
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}
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static void
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draw_rect_texture (GstGLDisplay * display, GstGLImageType type,
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draw_rect_texture (GstGLDisplay * display, GstVideoFormat type,
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void *data, int width, int height)
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{
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GLuint texture;
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@ -371,52 +430,57 @@ draw_rect_texture (GstGLDisplay * display, GstGLImageType type,
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#ifdef GL_TEXTURE_RECTANGLE_ARB
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glEnable (GL_TEXTURE_RECTANGLE_ARB);
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glGenTextures (1, &texture);
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glBindTexture (GL_TEXTURE_RECTANGLE_ARB, texture);
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//glGenTextures (1, &texture);
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//glBindTexture (GL_TEXTURE_RECTANGLE_ARB, texture);
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texture = gst_gl_display_upload_texture_rectangle (display, type,
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data, width, height);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP);
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glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
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#if 0
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switch (type) {
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case GST_GL_IMAGE_TYPE_RGBx:
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case GST_VIDEO_FORMAT_RGBx:
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glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA, width, height,
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0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_RGBA, GL_UNSIGNED_BYTE, data);
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break;
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case GST_GL_IMAGE_TYPE_BGRx:
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case GST_VIDEO_FORMAT_BGRx:
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glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA, width, height,
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0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_BGRA, GL_UNSIGNED_BYTE, data);
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break;
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case GST_GL_IMAGE_TYPE_xRGB:
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case GST_VIDEO_FORMAT_xRGB:
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glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA, width, height,
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0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_BGRA, GL_UNSIGNED_INT_8_8_8_8, data);
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break;
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case GST_GL_IMAGE_TYPE_xBGR:
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case GST_VIDEO_FORMAT_xBGR:
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glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA, width, height,
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0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, data);
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break;
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case GST_GL_IMAGE_TYPE_YUY2:
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case GST_VIDEO_FORMAT_YUY2:
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glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_YCBCR_MESA, width, height,
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0, GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_REV_MESA, NULL);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_REV_MESA, data);
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break;
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case GST_GL_IMAGE_TYPE_UYVY:
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case GST_VIDEO_FORMAT_UYVY:
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glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_YCBCR_MESA, width, height,
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0, GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_REV_MESA, NULL);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_MESA, data);
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break;
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case GST_GL_IMAGE_TYPE_AYUV:
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case GST_VIDEO_FORMAT_AYUV:
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glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA, width, height,
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0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexSubImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, 0, 0, width, height,
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@ -427,7 +491,7 @@ draw_rect_texture (GstGLDisplay * display, GstGLImageType type,
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}
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#ifdef GL_POST_COLOR_MATRIX_RED_BIAS
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if (type == GST_GL_IMAGE_TYPE_AYUV) {
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if (type == GST_VIDEO_FORMAT_AYUV) {
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const double matrix[16] = {
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1, 1, 1, 0,
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0, -0.344 * 1, 1.770 * 1, 0,
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@ -440,6 +504,7 @@ draw_rect_texture (GstGLDisplay * display, GstGLImageType type,
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glPixelTransferf (GL_POST_COLOR_MATRIX_GREEN_BIAS, (0.344 + 0.714) / 2);
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glPixelTransferf (GL_POST_COLOR_MATRIX_BLUE_BIAS, -1.770 / 2);
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}
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#endif
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#endif
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glColor4f (1, 0, 1, 1);
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@ -463,7 +528,7 @@ draw_rect_texture (GstGLDisplay * display, GstGLImageType type,
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}
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static void
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draw_pow2_texture (GstGLDisplay * display, GstGLImageType type,
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draw_pow2_texture (GstGLDisplay * display, GstVideoFormat type,
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void *data, int width, int height)
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{
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int pow2_width;
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@ -487,43 +552,43 @@ draw_pow2_texture (GstGLDisplay * display, GstGLImageType type,
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glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
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switch (type) {
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case GST_GL_IMAGE_TYPE_RGBx:
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case GST_VIDEO_FORMAT_RGBx:
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glTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA, pow2_width, pow2_height,
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0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexSubImage2D (GL_TEXTURE_2D, 0, 0, 0, width, height,
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GL_RGBA, GL_UNSIGNED_BYTE, data);
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break;
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case GST_GL_IMAGE_TYPE_BGRx:
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case GST_VIDEO_FORMAT_BGRx:
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glTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA, pow2_width, pow2_height,
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0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexSubImage2D (GL_TEXTURE_2D, 0, 0, 0, width, height,
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GL_BGRA, GL_UNSIGNED_BYTE, data);
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break;
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case GST_GL_IMAGE_TYPE_xRGB:
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case GST_VIDEO_FORMAT_xRGB:
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glTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA, pow2_width, pow2_height,
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0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexSubImage2D (GL_TEXTURE_2D, 0, 0, 0, width, height,
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GL_BGRA, GL_UNSIGNED_INT_8_8_8_8, data);
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break;
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case GST_GL_IMAGE_TYPE_xBGR:
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case GST_VIDEO_FORMAT_xBGR:
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glTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA, pow2_width, pow2_height,
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0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glTexSubImage2D (GL_TEXTURE_2D, 0, 0, 0, width, height,
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GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, data);
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break;
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case GST_GL_IMAGE_TYPE_YUY2:
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case GST_VIDEO_FORMAT_YUY2:
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glTexImage2D (GL_TEXTURE_2D, 0, GL_YCBCR_MESA, pow2_width, pow2_height,
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0, GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_REV_MESA, NULL);
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glTexSubImage2D (GL_TEXTURE_2D, 0, 0, 0, width, height,
|
||||
GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_REV_MESA, data);
|
||||
break;
|
||||
case GST_GL_IMAGE_TYPE_UYVY:
|
||||
case GST_VIDEO_FORMAT_UYVY:
|
||||
glTexImage2D (GL_TEXTURE_2D, 0, GL_YCBCR_MESA, pow2_width, pow2_height,
|
||||
0, GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_REV_MESA, NULL);
|
||||
glTexSubImage2D (GL_TEXTURE_2D, 0, 0, 0, width, height,
|
||||
GL_YCBCR_MESA, GL_UNSIGNED_SHORT_8_8_MESA, data);
|
||||
break;
|
||||
case GST_GL_IMAGE_TYPE_AYUV:
|
||||
case GST_VIDEO_FORMAT_AYUV:
|
||||
glTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA, pow2_width, pow2_height,
|
||||
0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
|
||||
glTexSubImage2D (GL_TEXTURE_2D, 0, 0, 0, width, height,
|
||||
|
@ -534,7 +599,7 @@ draw_pow2_texture (GstGLDisplay * display, GstGLImageType type,
|
|||
}
|
||||
|
||||
#ifdef GL_POST_COLOR_MATRIX_RED_BIAS
|
||||
if (type == GST_GL_IMAGE_TYPE_AYUV) {
|
||||
if (type == GST_VIDEO_FORMAT_AYUV) {
|
||||
const double matrix[16] = {
|
||||
1, 1, 1, 0,
|
||||
0, -0.344 * 1, 1.770 * 1, 0,
|
||||
|
@ -570,7 +635,7 @@ draw_pow2_texture (GstGLDisplay * display, GstGLImageType type,
|
|||
}
|
||||
|
||||
void
|
||||
gst_gl_display_draw_image (GstGLDisplay * display, GstGLImageType type,
|
||||
gst_gl_display_draw_image (GstGLDisplay * display, GstVideoFormat type,
|
||||
void *data, int width, int height)
|
||||
{
|
||||
g_return_if_fail (data != NULL);
|
||||
|
@ -742,3 +807,64 @@ gst_gl_display_draw_rbo (GstGLDisplay * display, GLuint rbo,
|
|||
|
||||
gst_gl_display_unlock (display);
|
||||
}
|
||||
|
||||
void
|
||||
gst_gl_display_draw_texture (GstGLDisplay * display, GLuint texture,
|
||||
int width, int height)
|
||||
{
|
||||
g_return_if_fail (width > 0);
|
||||
g_return_if_fail (height > 0);
|
||||
g_return_if_fail (texture != None);
|
||||
|
||||
gst_gl_display_lock (display);
|
||||
|
||||
g_assert (display->window != None);
|
||||
g_assert (display->context != NULL);
|
||||
|
||||
gst_gl_display_update_attributes (display);
|
||||
|
||||
glViewport (0, 0, display->win_width, display->win_height);
|
||||
|
||||
glClearColor (0.3, 0.3, 0.3, 1.0);
|
||||
glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
||||
|
||||
glMatrixMode (GL_PROJECTION);
|
||||
glLoadIdentity ();
|
||||
|
||||
glMatrixMode (GL_MODELVIEW);
|
||||
glLoadIdentity ();
|
||||
|
||||
glDisable (GL_CULL_FACE);
|
||||
glEnableClientState (GL_TEXTURE_COORD_ARRAY);
|
||||
|
||||
glColor4f (1, 1, 1, 1);
|
||||
|
||||
glEnable (GL_TEXTURE_RECTANGLE_ARB);
|
||||
glBindTexture (GL_TEXTURE_RECTANGLE_ARB, texture);
|
||||
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
|
||||
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
|
||||
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP);
|
||||
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP);
|
||||
glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
|
||||
|
||||
glColor4f (1, 0, 1, 1);
|
||||
gst_gl_display_check_error (display, __LINE__);
|
||||
glBegin (GL_QUADS);
|
||||
|
||||
glNormal3f (0, 0, -1);
|
||||
|
||||
glTexCoord2f (width, 0);
|
||||
glVertex3f (0.9, 0.9, 0);
|
||||
glTexCoord2f (0, 0);
|
||||
glVertex3f (-0.9, 0.9, 0);
|
||||
glTexCoord2f (0, height);
|
||||
glVertex3f (-0.9, -0.9, 0);
|
||||
glTexCoord2f (width, height);
|
||||
glVertex3f (0.9, -0.9, 0);
|
||||
glEnd ();
|
||||
gst_gl_display_check_error (display, __LINE__);
|
||||
|
||||
glXSwapBuffers (display->display, display->window);
|
||||
|
||||
gst_gl_display_unlock (display);
|
||||
}
|
||||
|
|
|
@ -5,16 +5,7 @@
|
|||
#include <GL/glx.h>
|
||||
#include <GL/gl.h>
|
||||
#include <gst/gst.h>
|
||||
|
||||
typedef enum {
|
||||
GST_GL_IMAGE_TYPE_RGBx,
|
||||
GST_GL_IMAGE_TYPE_BGRx,
|
||||
GST_GL_IMAGE_TYPE_xRGB,
|
||||
GST_GL_IMAGE_TYPE_xBGR,
|
||||
GST_GL_IMAGE_TYPE_YUY2,
|
||||
GST_GL_IMAGE_TYPE_UYVY,
|
||||
GST_GL_IMAGE_TYPE_AYUV,
|
||||
} GstGLImageType;
|
||||
#include <gst/video/video.h>
|
||||
|
||||
typedef struct _GstGLDisplay GstGLDisplay;
|
||||
typedef struct _GstGLDisplayClass GstGLDisplayClass;
|
||||
|
@ -73,17 +64,21 @@ GstGLDisplay *gst_gl_display_new (void);
|
|||
gboolean gst_gl_display_connect (GstGLDisplay *display,
|
||||
const char *display_name);
|
||||
gboolean gst_gl_display_can_handle_type (GstGLDisplay *display,
|
||||
GstGLImageType type);
|
||||
GstVideoFormat type);
|
||||
void gst_gl_display_lock (GstGLDisplay *display);
|
||||
void gst_gl_display_unlock (GstGLDisplay *display);
|
||||
void gst_gl_display_set_window (GstGLDisplay *display, Window window);
|
||||
void gst_gl_display_update_attributes (GstGLDisplay *display);
|
||||
void gst_gl_display_clear (GstGLDisplay *display);
|
||||
void gst_gl_display_draw_image (GstGLDisplay * display, GstGLImageType type,
|
||||
void gst_gl_display_draw_image (GstGLDisplay * display, GstVideoFormat type,
|
||||
void *data, int width, int height);
|
||||
void gst_gl_display_draw_rbo (GstGLDisplay * display, GLuint rbo,
|
||||
int width, int height);
|
||||
void gst_gl_display_draw_texture (GstGLDisplay * display, GLuint texture,
|
||||
int width, int height);
|
||||
void gst_gl_display_check_error (GstGLDisplay *display, int line);
|
||||
GLuint gst_gl_display_upload_texture_rectangle (GstGLDisplay *display,
|
||||
GstVideoFormat type, void *data, int width, int height);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
|
@ -71,7 +71,7 @@ static GstStaticPadTemplate gst_gl_download_src_pad_template =
|
|||
GST_STATIC_PAD_TEMPLATE ("src",
|
||||
GST_PAD_SRC,
|
||||
GST_PAD_ALWAYS,
|
||||
GST_STATIC_CAPS (GST_VIDEO_CAPS_RGB)
|
||||
GST_STATIC_CAPS (GST_VIDEO_CAPS_RGBx)
|
||||
);
|
||||
|
||||
static GstStaticPadTemplate gst_gl_download_sink_pad_template =
|
||||
|
@ -178,13 +178,13 @@ gst_gl_download_reset (GstGLDownload * download)
|
|||
g_object_unref (download->display);
|
||||
download->display = NULL;
|
||||
}
|
||||
download->format = GST_VIDEO_FORMAT_RGB;
|
||||
download->format = GST_VIDEO_FORMAT_RGBx;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_gl_download_start (GstGLDownload * download)
|
||||
{
|
||||
download->format = GST_VIDEO_FORMAT_RGB;
|
||||
download->format = GST_VIDEO_FORMAT_RGBx;
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
|
|
@ -25,6 +25,7 @@
|
|||
#include <gst/gst.h>
|
||||
#include <gst/video/video.h>
|
||||
#include <gstglbuffer.h>
|
||||
#include "glextensions.h"
|
||||
|
||||
#define GST_CAT_DEFAULT gst_gl_filter_debug
|
||||
GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
|
||||
|
@ -178,7 +179,7 @@ gst_gl_filter_reset (GstGLFilter * filter)
|
|||
g_object_unref (filter->display);
|
||||
filter->display = NULL;
|
||||
}
|
||||
filter->format = GST_VIDEO_FORMAT_BGRx;
|
||||
filter->format = GST_VIDEO_FORMAT_RGBx;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
|
@ -186,7 +187,7 @@ gst_gl_filter_start (GstGLFilter * filter)
|
|||
{
|
||||
gboolean ret;
|
||||
|
||||
filter->format = GST_VIDEO_FORMAT_BGRx;
|
||||
filter->format = GST_VIDEO_FORMAT_RGBx;
|
||||
filter->display = gst_gl_display_new ();
|
||||
ret = gst_gl_display_connect (filter->display, NULL);
|
||||
|
||||
|
@ -335,81 +336,73 @@ dump_fbconfigs (Display * display)
|
|||
static gboolean
|
||||
gst_gl_filter_transform (GstGLBuffer * outbuf, GstGLBuffer * inbuf)
|
||||
{
|
||||
GstGLDisplay *display;
|
||||
GstGLDisplay *display = inbuf->display;
|
||||
unsigned int fbo;
|
||||
|
||||
#if 0
|
||||
int pixmapAttribs[] = {
|
||||
GLX_TEXTURE_TARGET_EXT, GLX_TEXTURE_RECTANGLE_EXT,
|
||||
GLX_TEXTURE_FORMAT_EXT, GLX_TEXTURE_FORMAT_RGBA_EXT,
|
||||
None
|
||||
};
|
||||
#endif
|
||||
GLXFBConfig *fbconfigs;
|
||||
int n;
|
||||
int i;
|
||||
GLXDrawable glxpixmap;
|
||||
GLXContext context = 0;
|
||||
int fb_index = 0;
|
||||
int attrib[] = { GLX_RGBA, GLX_RED_SIZE, 8,
|
||||
GLX_GREEN_SIZE, 8, GLX_BLUE_SIZE, 8, None
|
||||
};
|
||||
XVisualInfo *visinfo;
|
||||
|
||||
display = outbuf->display;
|
||||
gst_gl_display_lock (display);
|
||||
|
||||
//context = glXCreateContext (display->display, visinfo, NULL, True);
|
||||
glGenFramebuffersEXT (1, &fbo);
|
||||
glBindFramebufferEXT (GL_FRAMEBUFFER_EXT, fbo);
|
||||
|
||||
dump_fbconfigs (display->display);
|
||||
/* FIXME: This should be part of buffer creation */
|
||||
glGenTextures (1, &outbuf->texture);
|
||||
glBindTexture (GL_TEXTURE_RECTANGLE_ARB, outbuf->texture);
|
||||
glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA,
|
||||
outbuf->width, outbuf->height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
|
||||
|
||||
fbconfigs = glXGetFBConfigs (display->display, display->screen_num, &n);
|
||||
for (i = 0; i < n; i++) {
|
||||
XVisualInfo *visinfo;
|
||||
int value;
|
||||
glFramebufferTexture2DEXT (GL_FRAMEBUFFER_EXT,
|
||||
GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_RECTANGLE_ARB, outbuf->texture, 0);
|
||||
|
||||
GST_DEBUG ("fbconfig %d", i);
|
||||
glDrawBuffer (GL_COLOR_ATTACHMENT0_EXT);
|
||||
glReadBuffer (GL_COLOR_ATTACHMENT0_EXT);
|
||||
|
||||
visinfo = glXGetVisualFromFBConfig (display->display, fbconfigs[i]);
|
||||
GST_DEBUG ("visinfo %p", visinfo);
|
||||
g_assert (glCheckFramebufferStatusEXT (GL_FRAMEBUFFER_EXT) ==
|
||||
GL_FRAMEBUFFER_COMPLETE_EXT);
|
||||
|
||||
glXGetFBConfigAttrib (display->display, fbconfigs[i],
|
||||
GLX_DRAWABLE_TYPE, &value);
|
||||
if (!(value & GLX_WINDOW_BIT)) {
|
||||
GST_DEBUG ("GLX_DRAWABLE_TYPE doesn't have GLX_WINDOW_BIT set");
|
||||
continue;
|
||||
}
|
||||
glViewport (0, 0, outbuf->width, outbuf->height);
|
||||
|
||||
glXGetFBConfigAttrib (display->display, fbconfigs[i],
|
||||
GLX_BIND_TO_TEXTURE_TARGETS_EXT, &value);
|
||||
if (!(value & GLX_TEXTURE_2D_BIT_EXT)) {
|
||||
GST_DEBUG
|
||||
("GLX_BIND_TO_TEXTURE_TARGETS_EXT doesn't have GLX_TEXTURE_2D_BIT_EXT set");
|
||||
continue;
|
||||
}
|
||||
glClearColor (0.3, 0.3, 0.3, 1.0);
|
||||
glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
||||
|
||||
glXGetFBConfigAttrib (display->display, fbconfigs[i],
|
||||
GLX_BIND_TO_TEXTURE_RGBA_EXT, &value);
|
||||
GST_DEBUG ("GLX_BIND_TO_TEXTURE_RGBA_EXT %d", value);
|
||||
glMatrixMode (GL_PROJECTION);
|
||||
glLoadIdentity ();
|
||||
|
||||
}
|
||||
glMatrixMode (GL_MODELVIEW);
|
||||
glLoadIdentity ();
|
||||
|
||||
fb_index = 0;
|
||||
glDisable (GL_CULL_FACE);
|
||||
glEnableClientState (GL_TEXTURE_COORD_ARRAY);
|
||||
|
||||
#if 0
|
||||
{
|
||||
pb = glXCreatePbuffer (display->display, fbconfigs[fb_index], attribs);
|
||||
}
|
||||
#endif
|
||||
glColor4f (1, 1, 1, 1);
|
||||
|
||||
XSync (display->display, False);
|
||||
visinfo = glXChooseVisual (display->display, 0, attrib);
|
||||
glxpixmap = glXCreateGLXPixmap (display->display, visinfo, outbuf->pixmap);
|
||||
glEnable (GL_TEXTURE_RECTANGLE_ARB);
|
||||
glBindTexture (GL_TEXTURE_RECTANGLE_ARB, inbuf->texture);
|
||||
|
||||
XSync (display->display, False);
|
||||
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
|
||||
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
|
||||
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP);
|
||||
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP);
|
||||
glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
|
||||
|
||||
glXMakeCurrent (display->display, glxpixmap, context);
|
||||
glColor4f (1, 0, 1, 1);
|
||||
glBegin (GL_QUADS);
|
||||
|
||||
glNormal3f (0, 0, -1);
|
||||
|
||||
glTexCoord2f (inbuf->width, 0);
|
||||
glVertex3f (0.9, -0.9, 0);
|
||||
glTexCoord2f (0, 0);
|
||||
glVertex3f (-1.0, -1.0, 0);
|
||||
glTexCoord2f (0, inbuf->height);
|
||||
glVertex3f (-1.0, 1.0, 0);
|
||||
glTexCoord2f (inbuf->width, inbuf->height);
|
||||
glVertex3f (1.0, 1.0, 0);
|
||||
glEnd ();
|
||||
|
||||
glFlush ();
|
||||
|
||||
glDeleteFramebuffersEXT (1, &fbo);
|
||||
|
||||
glXMakeCurrent (display->display, None, NULL);
|
||||
gst_gl_display_unlock (display);
|
||||
|
||||
return TRUE;
|
||||
|
|
|
@ -80,7 +80,7 @@ static GstStaticPadTemplate gst_gl_upload_sink_pad_template =
|
|||
GST_STATIC_PAD_TEMPLATE ("sink",
|
||||
GST_PAD_SINK,
|
||||
GST_PAD_ALWAYS,
|
||||
GST_STATIC_CAPS (GST_VIDEO_CAPS_RGB)
|
||||
GST_STATIC_CAPS (GST_VIDEO_CAPS_RGBx)
|
||||
);
|
||||
|
||||
enum
|
||||
|
@ -178,7 +178,7 @@ gst_gl_upload_reset (GstGLUpload * upload)
|
|||
g_object_unref (upload->display);
|
||||
upload->display = NULL;
|
||||
}
|
||||
upload->format = GST_VIDEO_FORMAT_RGB;
|
||||
upload->format = GST_VIDEO_FORMAT_RGBx;
|
||||
upload->peek = TRUE;
|
||||
}
|
||||
|
||||
|
@ -187,7 +187,7 @@ gst_gl_upload_start (GstGLUpload * upload)
|
|||
{
|
||||
gboolean ret;
|
||||
|
||||
upload->format = GST_VIDEO_FORMAT_RGB;
|
||||
upload->format = GST_VIDEO_FORMAT_RGBx;
|
||||
upload->display = gst_gl_display_new ();
|
||||
ret = gst_gl_display_connect (upload->display, NULL);
|
||||
|
||||
|
@ -253,7 +253,7 @@ gst_gl_upload_chain (GstPad * pad, GstBuffer * buf)
|
|||
gst_buffer_unref (buf);
|
||||
|
||||
if (upload->peek) {
|
||||
gst_gl_display_draw_rbo (outbuf->display, outbuf->rbo,
|
||||
gst_gl_display_draw_texture (outbuf->display, outbuf->texture,
|
||||
outbuf->width, outbuf->height);
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in a new issue