RepoMirrors/mpv
1
0
Fork 0
mirror of https://github.com/mpv-player/mpv synced 2025-01-13 18:45:25 +00:00
Code Issues Releases Wiki Activity

gl_video: add support for NV12

Browse Source 
There's really no reason for this, but it feels nice being able to
support a weird pixel format.
This commit is contained in:
wm4 2013-03-28 21:02:41 +01:00
parent 1df2edda3a
commit 120d6bf57c
2 changed files with 20 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
video/out/gl_video.c
View File

@ -690,7 +690,12 @@ static void compile_shaders(struct gl_video *p)
bool convert_input_to_linear = !p->is_linear_rgb &&
(p->opts.srgb || p->use_lut_3d);
shader_def_opt(&header_conv, "USE_PLANAR", p->plane_count > 1);
if (p->image_format == IMGFMT_NV12) {
shader_def(&header_conv, "USE_CONV", "CONV_NV12");
} else if (p->plane_count > 1) {
shader_def(&header_conv, "USE_CONV", "CONV_PLANAR");
}
shader_def_opt(&header_conv, "USE_GBRP", p->image_format == IMGFMT_GBRP);
shader_def_opt(&header_conv, "USE_YGRAY", p->is_yuv && p->plane_count == 1);
shader_def_opt(&header_conv, "USE_COLORMATRIX", p->is_yuv);
@ -1603,6 +1608,13 @@ static bool init_format(int fmt, struct gl_video *init)
}
}
// YUV/half-packed
if (!supported && fmt == IMGFMT_NV12) {
supported = true;
plane_format[0] = IMGFMT_Y8;
plane_format[1] = IMGFMT_YA8;
}
// RGB/planar
if (!supported && fmt == IMGFMT_GBRP) {
supported = true;

8
video/out/gl_video_shaders.glsl
View File

@ -131,6 +131,9 @@ uniform vec2 dither_size;
in vec2 texcoord;
DECLARE_FRAGPARMS
#define CONV_NV12 1
#define CONV_PLANAR 2
vec4 sample_bilinear(sampler2D tex, vec2 texsize, vec2 texcoord) {
return texture(tex, texcoord);
}
@ -316,10 +319,13 @@ vec4 sample_sharpen5(sampler2D tex, vec2 texsize, vec2 texcoord) {
}
void main() {
#ifdef USE_PLANAR
#if USE_CONV == CONV_PLANAR
vec3 color = vec3(SAMPLE_L(textures[0], textures_size[0], texcoord).r,
SAMPLE_C(textures[1], textures_size[1], texcoord).r,
SAMPLE_C(textures[2], textures_size[2], texcoord).r);
#elif USE_CONV == CONV_NV12
vec3 color = vec3(SAMPLE_L(textures[0], textures_size[0], texcoord).r,
SAMPLE_C(textures[1], textures_size[1], texcoord).rg);
#else
vec3 color = SAMPLE_L(textures[0], textures_size[0], texcoord).rgb;
#endif