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glimagesink: add support for VUYA format

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This commit is contained in:
Haihao Xiang 2019-03-20 15:52:53 +08:00 committed by Tim-Philipp Müller
parent 90f8cca04e
commit f0cbb78770
4 changed files with 46 additions and 3 deletions
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44
gst-libs/gst/gl/gstglcolorconvert.c
View file

@ -228,6 +228,34 @@ static const struct shader_templ templ_RGB_to_AYUV =
GST_GL_TEXTURE_TARGET_2D
};
static const gchar templ_VUYA_to_RGB_BODY[] =
"vec4 texel, rgba;\n"
"texel = texture2D(tex, texcoord * tex_scale0);\n"
"rgba.rgb = yuv_to_rgb (texel.zyx, offset, coeff1, coeff2, coeff3);\n"
"rgba.a = texel.w;\n"
"gl_FragColor=vec4(rgba.%c,rgba.%c,rgba.%c,rgba.%c);\n";
static const struct shader_templ templ_VUYA_to_RGB =
{ NULL,
DEFAULT_UNIFORMS YUV_TO_RGB_COEFFICIENTS "uniform sampler2D tex;\n",
{ glsl_func_yuv_to_rgb, NULL, },
GST_GL_TEXTURE_TARGET_2D
};
static const gchar templ_RGB_to_VUYA_BODY[] =
"vec4 texel, ayuv;\n"
"texel = texture2D(tex, texcoord).%c%c%c%c;\n"
"ayuv.zyx = rgb_to_yuv (texel.rgb, offset, coeff1, coeff2, coeff3);\n"
"ayuv.w = %s;\n"
"gl_FragColor = ayuv;\n";
static const struct shader_templ templ_RGB_to_VUYA =
{ NULL,
DEFAULT_UNIFORMS RGB_TO_YUV_COEFFICIENTS "uniform sampler2D tex;\n",
{ glsl_func_rgb_to_yuv, NULL, },
GST_GL_TEXTURE_TARGET_2D
};
/* YUV to RGB conversion */
static const gchar templ_PLANAR_YUV_to_RGB_BODY[] =
"vec4 texel, rgba;\n"
@ -906,7 +934,7 @@ _init_supported_formats (GstGLContext * context, gboolean output,
/* Always supported input and output formats */
_init_value_string_list (supported_formats, "RGBA", "RGB", "RGBx", "BGR",
"BGRx", "BGRA", "xRGB", "xBGR", "ARGB", "ABGR", "GRAY8", "GRAY16_LE",
"GRAY16_BE", "AYUV", "YUY2", "UYVY", NULL);
"GRAY16_BE", "AYUV", "VUYA", "YUY2", "UYVY", NULL);
/* Always supported input formats or output with multiple draw buffers */
if (!output || (!context || context->gl_vtable->DrawBuffers))
@ -1482,6 +1510,7 @@ _get_n_textures (GstVideoFormat v_format)
case GST_VIDEO_FORMAT_RGB:
case GST_VIDEO_FORMAT_BGR:
case GST_VIDEO_FORMAT_AYUV:
case GST_VIDEO_FORMAT_VUYA:
case GST_VIDEO_FORMAT_GRAY8:
case GST_VIDEO_FORMAT_GRAY16_LE:
case GST_VIDEO_FORMAT_GRAY16_BE:
@ -1580,6 +1609,12 @@ _YUV_to_RGB (GstGLColorConvert * convert)
pixel_order[0], pixel_order[1], pixel_order[2], pixel_order[3]);
info->shader_tex_names[0] = "tex";
break;
case GST_VIDEO_FORMAT_VUYA:
info->templ = &templ_VUYA_to_RGB;
info->frag_body = g_strdup_printf (templ_VUYA_to_RGB_BODY,
pixel_order[0], pixel_order[1], pixel_order[2], pixel_order[3]);
info->shader_tex_names[0] = "tex";
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_Y444:
case GST_VIDEO_FORMAT_Y42B:
@ -1689,6 +1724,13 @@ _RGB_to_YUV (GstGLColorConvert * convert)
pixel_order[1], pixel_order[2], pixel_order[3], alpha);
info->out_n_textures = 1;
break;
case GST_VIDEO_FORMAT_VUYA:
alpha = _is_RGBx (in_format) ? "1.0" : "texel.a";
info->templ = &templ_RGB_to_VUYA;
info->frag_body = g_strdup_printf (templ_RGB_to_VUYA_BODY, pixel_order[0],
pixel_order[1], pixel_order[2], pixel_order[3], alpha);
info->out_n_textures = 1;
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
case GST_VIDEO_FORMAT_Y444:

2
gst-libs/gst/gl/gstglcolorconvert.h
View file

@ -89,7 +89,7 @@ struct _GstGLColorConvertClass
*/
#define GST_GL_COLOR_CONVERT_FORMATS "{ RGBA, RGB, RGBx, BGR, BGRx, BGRA, xRGB, " \
"xBGR, ARGB, ABGR, Y444, I420, YV12, Y42B, " \
"Y41B, NV12, NV21, YUY2, UYVY, AYUV, " \
"Y41B, NV12, NV21, YUY2, UYVY, AYUV, VUYA, " \
"GRAY8, GRAY16_LE, GRAY16_BE, RGB16, BGR16, ARGB64 }"
/**

1
gst-libs/gst/gl/gstglformat.c
View file

@ -159,6 +159,7 @@ gst_gl_format_from_video_info (GstGLContext * context, GstVideoInfo * vinfo,
case GST_VIDEO_FORMAT_ARGB:
case GST_VIDEO_FORMAT_ABGR:
case GST_VIDEO_FORMAT_AYUV:
case GST_VIDEO_FORMAT_VUYA:
n_plane_components = 4;
break;
case GST_VIDEO_FORMAT_ARGB64:

2
gst-libs/gst/gl/gstglmemory.h
View file

@ -52,7 +52,7 @@ GType gst_gl_memory_allocator_get_type(void);
*/
#define GST_GL_MEMORY_VIDEO_FORMATS_STR \
"{ RGBA, BGRA, RGBx, BGRx, ARGB, ABGR, xRGB, xBGR, RGB, BGR, RGB16, BGR16, " \
"AYUV, I420, YV12, NV12, NV21, YUY2, UYVY, Y41B, Y42B, Y444, " \
"AYUV, VUYA, I420, YV12, NV12, NV21, YUY2, UYVY, Y41B, Y42B, Y444, " \
"GRAY8, GRAY16_LE, GRAY16_BE, ARGB64 }"
/**