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eglglessink: Preparations for supporting multiple textures for more YUV formats

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This commit is contained in:
Sebastian Dröge 2012-09-21 14:05:43 +02:00
parent 3f734aafc7
commit d3995c1a7b
1 changed files with 58 additions and 20 deletions
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78
ext/eglgles/gsteglglessink.c
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@ -1312,10 +1312,20 @@ gst_eglglessink_init_egl_surface (GstEglGlesSink * eglglessink)
}
fraghandle = glCreateShader (GL_FRAGMENT_SHADER);
if (eglglessink->format == GST_VIDEO_FORMAT_AYUV)
glShaderSource (fraghandle, 1, &frag_AYUV_prog, NULL);
else
glShaderSource (fraghandle, 1, &frag_COPY_prog, NULL);
switch (eglglessink->format) {
case GST_VIDEO_FORMAT_AYUV:
glShaderSource (fraghandle, 1, &frag_AYUV_prog, NULL);
break;
case GST_VIDEO_FORMAT_RGB:
case GST_VIDEO_FORMAT_RGBx:
case GST_VIDEO_FORMAT_RGBA:
case GST_VIDEO_FORMAT_RGB16:
glShaderSource (fraghandle, 1, &frag_COPY_prog, NULL);
break;
default:
g_assert_not_reached ();
break;
}
if (got_gl_error ("glShaderSource fragment"))
goto HANDLE_ERROR;
@ -1364,29 +1374,53 @@ gst_eglglessink_init_egl_surface (GstEglGlesSink * eglglessink)
/* Generate and bind texture */
if (!eglglessink->have_texture) {
gint i, n_textures;
const gchar *texnames[3] = { NULL, };
GST_INFO_OBJECT (eglglessink, "Doing initial texture setup");
switch (eglglessink->format) {
case GST_VIDEO_FORMAT_RGB:
case GST_VIDEO_FORMAT_RGBx:
case GST_VIDEO_FORMAT_RGBA:
case GST_VIDEO_FORMAT_RGB16:
case GST_VIDEO_FORMAT_AYUV:
n_textures = 1;
texnames[0] = "tex";
break;
default:
g_assert_not_reached ();
break;
}
g_mutex_lock (eglglessink->flow_lock);
glGenTextures (1, &eglglessink->texture[0]);
if (got_gl_error ("glGenTextures"))
goto HANDLE_ERROR_LOCKED;
for (i = 0; i < n_textures; i++) {
glGenTextures (1, &eglglessink->texture[i]);
if (got_gl_error ("glGenTextures"))
goto HANDLE_ERROR_LOCKED;
glActiveTexture (GL_TEXTURE0);
glBindTexture (GL_TEXTURE_2D, eglglessink->texture[0]);
if (got_gl_error ("glBindTexture"))
goto HANDLE_ERROR_LOCKED;
if (i == 0)
glActiveTexture (GL_TEXTURE0);
else if (i == 1)
glActiveTexture (GL_TEXTURE1);
else if (i == 2)
glActiveTexture (GL_TEXTURE2);
texlocation = glGetUniformLocation (prog, "tex");
glUniform1i (texlocation, 0);
glBindTexture (GL_TEXTURE_2D, eglglessink->texture[i]);
if (got_gl_error ("glBindTexture"))
goto HANDLE_ERROR_LOCKED;
/* Set 2D resizing params */
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_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);
if (got_gl_error ("glTexParameteri"))
goto HANDLE_ERROR_LOCKED;
texlocation = glGetUniformLocation (prog, texnames[i]);
glUniform1i (texlocation, 0);
/* Set 2D resizing params */
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_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);
if (got_gl_error ("glTexParameteri"))
goto HANDLE_ERROR_LOCKED;
}
eglglessink->have_texture = TRUE;
g_mutex_unlock (eglglessink->flow_lock);
@ -1602,10 +1636,12 @@ gst_eglglessink_render_and_display (GstEglGlesSink * eglglessink,
switch (eglglessink->selected_fmt->fmt) {
case GST_EGLGLESSINK_IMAGE_RGB888:
glActiveTexture (GL_TEXTURE0);
glTexImage2D (GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_RGB,
GL_UNSIGNED_BYTE, GST_BUFFER_DATA (buf));
break;
case GST_EGLGLESSINK_IMAGE_RGB565:
glActiveTexture (GL_TEXTURE0);
glTexImage2D (GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_RGB,
GL_UNSIGNED_SHORT_5_6_5, GST_BUFFER_DATA (buf));
break;
@ -1613,10 +1649,12 @@ gst_eglglessink_render_and_display (GstEglGlesSink * eglglessink,
switch (eglglessink->format) {
case GST_VIDEO_FORMAT_RGBA:
case GST_VIDEO_FORMAT_RGBx:
glActiveTexture (GL_TEXTURE0);
glTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA,
GL_UNSIGNED_BYTE, GST_BUFFER_DATA (buf));
break;
case GST_VIDEO_FORMAT_AYUV:
glActiveTexture (GL_TEXTURE0);
glTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA,
GL_UNSIGNED_BYTE, GST_BUFFER_DATA (buf));
break;