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eglglessink: Remove packed YUV support

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This will not allow zero-copy because the same
EGLImage would need to be used for two different
textures with a different format.
This commit is contained in:
Sebastian Dröge 2013-01-02 16:10:20 +01:00
parent 8ed8347866
commit 79144b7cea
1 changed files with 2 additions and 102 deletions
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104
ext/eglgles/gsteglglessink.c
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@ -242,31 +242,6 @@ static const char *frag_AYUV_prog = {
"}"
};
/** YUY2/YVYU/UYVY to RGB conversion */
static const char *frag_YUY2_YVYU_UYVY_prog = {
"precision mediump float;"
"varying vec2 opos;"
"uniform sampler2D Ytex, UVtex;"
"uniform vec2 tex_scale0;"
"uniform vec2 tex_scale1;"
"uniform vec2 tex_scale2;"
"const vec3 offset = vec3(-0.0625, -0.5, -0.5);"
"const vec3 rcoeff = vec3(1.164, 0.000, 1.596);"
"const vec3 gcoeff = vec3(1.164,-0.391,-0.813);"
"const vec3 bcoeff = vec3(1.164, 2.018, 0.000);"
"void main(void) {"
" float r, g, b;"
" vec3 yuv;"
" yuv.x = texture2D(Ytex,opos / tex_scale0).%c;"
" yuv.yz = texture2D(UVtex,opos / tex_scale0).%c%c;"
" yuv += offset;"
" r = dot(yuv, rcoeff);"
" g = dot(yuv, gcoeff);"
" b = dot(yuv, bcoeff);"
" gl_FragColor=vec4(r,g,b,1.0);"
"}"
};
/* Planar YUV converters */
/** YUV to RGB conversion */
@ -330,8 +305,8 @@ GST_STATIC_PAD_TEMPLATE ("sink",
"RGBA, BGRA, ARGB, ABGR, "
"RGBx, BGRx, xRGB, xBGR, "
"AYUV, Y444, I420, YV12, "
"NV12, NV21, YUY2, YVYU, "
"UYVY, Y42B, Y41B, RGB, " "BGR, RGB16 }")));
"NV12, NV21, Y42B, Y41B, "
"RGB, BGR, RGB16 }")));
/* Filter signals and args */
enum
@ -529,12 +504,6 @@ gst_eglglessink_fill_supported_fbuffer_configs (GstEglGlesSink * eglglessink)
_gst_video_format_new_template_caps (GST_VIDEO_FORMAT_NV12));
gst_caps_append (format->caps,
_gst_video_format_new_template_caps (GST_VIDEO_FORMAT_NV21));
gst_caps_append (format->caps,
_gst_video_format_new_template_caps (GST_VIDEO_FORMAT_YUY2));
gst_caps_append (format->caps,
_gst_video_format_new_template_caps (GST_VIDEO_FORMAT_YVYU));
gst_caps_append (format->caps,
_gst_video_format_new_template_caps (GST_VIDEO_FORMAT_UYVY));
gst_caps_append (format->caps,
_gst_video_format_new_template_caps (GST_VIDEO_FORMAT_Y42B));
gst_caps_append (format->caps,
@ -1406,27 +1375,6 @@ gst_eglglessink_init_egl_surface (GstEglGlesSink * eglglessink)
texnames[1] = "Utex";
texnames[2] = "Vtex";
break;
case GST_VIDEO_FORMAT_YUY2:
frag_prog = g_strdup_printf (frag_YUY2_YVYU_UYVY_prog, 'r', 'g', 'a');
free_frag_prog = TRUE;
eglglessink->eglglesctx.n_textures = 2;
texnames[0] = "Ytex";
texnames[1] = "UVtex";
break;
case GST_VIDEO_FORMAT_YVYU:
frag_prog = g_strdup_printf (frag_YUY2_YVYU_UYVY_prog, 'r', 'a', 'g');
free_frag_prog = TRUE;
eglglessink->eglglesctx.n_textures = 2;
texnames[0] = "Ytex";
texnames[1] = "UVtex";
break;
case GST_VIDEO_FORMAT_UYVY:
frag_prog = g_strdup_printf (frag_YUY2_YVYU_UYVY_prog, 'a', 'r', 'b');
free_frag_prog = TRUE;
eglglessink->eglglesctx.n_textures = 2;
texnames[0] = "Ytex";
texnames[1] = "UVtex";
break;
case GST_VIDEO_FORMAT_NV12:
frag_prog = g_strdup_printf (frag_NV12_NV21_prog, 'r', 'a');
free_frag_prog = TRUE;
@ -2096,51 +2044,6 @@ gst_eglglessink_fill_texture (GstEglGlesSink * eglglessink, GstBuffer * buf)
GST_VIDEO_FRAME_COMP_DATA (&vframe, 2));
break;
}
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_YVYU:
case GST_VIDEO_FORMAT_UYVY:{
gint stride;
gint stride_width;
gint c_w;
stride = GST_VIDEO_FRAME_PLANE_STRIDE (&vframe, 0);
stride_width = c_w = GST_VIDEO_FRAME_COMP_WIDTH (&vframe, 1);
glActiveTexture (GL_TEXTURE0);
if (GST_ROUND_UP_8 (c_w * 4) == stride) {
glPixelStorei (GL_UNPACK_ALIGNMENT, 8);
} else if (c_w * 4 == stride) {
glPixelStorei (GL_UNPACK_ALIGNMENT, 4);
} else {
stride_width = stride / 4;
if (GST_ROUND_UP_8 (stride_width * 4) == stride) {
glPixelStorei (GL_UNPACK_ALIGNMENT, 8);
} else if (stride_width * 4 == stride) {
glPixelStorei (GL_UNPACK_ALIGNMENT, 4);
} else {
GST_ERROR_OBJECT (eglglessink, "Unsupported stride %d", stride);
goto HANDLE_ERROR;
}
}
if (got_gl_error ("glPixelStorei"))
goto HANDLE_ERROR;
eglglessink->stride[0] = ((gdouble) stride_width) / ((gdouble) c_w);
glBindTexture (GL_TEXTURE_2D, eglglessink->eglglesctx.texture[0]);
glTexImage2D (GL_TEXTURE_2D, 0, GL_LUMINANCE_ALPHA,
stride_width * 2, h, 0, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE,
GST_VIDEO_FRAME_PLANE_DATA (&vframe, 0));
glActiveTexture (GL_TEXTURE1);
glBindTexture (GL_TEXTURE_2D, eglglessink->eglglesctx.texture[1]);
glTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA, stride_width,
h, 0, GL_RGBA, GL_UNSIGNED_BYTE,
GST_VIDEO_FRAME_PLANE_DATA (&vframe, 0));
break;
}
case GST_VIDEO_FORMAT_NV12:
case GST_VIDEO_FORMAT_NV21:{
gint stride;
@ -3703,9 +3606,6 @@ gst_egl_image_buffer_pool_alloc_buffer (GstBufferPool * bpool,
return GST_FLOW_OK;
break;
}
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_YVYU:
case GST_VIDEO_FORMAT_UYVY:
default:
return
GST_BUFFER_POOL_CLASS