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[egl] implemented YUV420 decode support in hardware

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This commit is contained in:
Geoffrey McRae
2018-09-23 20:45:20 +10:00
parent 1f1c9dfa59
commit b5a47cae25
7 changed files with 208 additions and 45 deletions
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60
client/renderers/egl.c
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@@ -44,7 +44,9 @@ struct Models
struct Shaders
{
struct EGL_Shader * desktop;
struct EGL_Shader * rgba;
struct EGL_Shader * bgra;
struct EGL_Shader * yuv;
};
struct Textures
@@ -68,11 +70,13 @@ struct Inst
struct Shaders shaders;
struct Textures textures;
LG_RendererFormat format;
bool sourceChanged;
size_t frameSize;
const uint8_t * data;
bool update;
LG_RendererFormat format;
enum EGL_PixelFormat pixFmt;
EGL_Shader * shader;
bool sourceChanged;
size_t frameSize;
const uint8_t * data;
bool update;
};
const char * egl_get_name()
@@ -114,7 +118,9 @@ void egl_deinitialize(void * opaque)
struct Inst * this = (struct Inst *)opaque;
egl_model_free (&this->models .desktop);
egl_shader_free (&this->shaders .desktop);
egl_shader_free (&this->shaders .rgba );
egl_shader_free (&this->shaders .bgra );
egl_shader_free (&this->shaders .yuv );
egl_texture_free(&this->textures.desktop);
free(this);
}
@@ -137,8 +143,6 @@ bool egl_on_mouse_event(void * opaque, const bool visible , const int x, const i
bool egl_on_frame_event(void * opaque, const LG_RendererFormat format, const uint8_t * data)
{
struct Inst * this = (struct Inst *)opaque;
if (format.type != FRAME_TYPE_ARGB)
return false;
this->sourceChanged = (
this->sourceChanged ||
@@ -151,7 +155,24 @@ bool egl_on_frame_event(void * opaque, const LG_RendererFormat format, const uin
if (this->sourceChanged)
{
memcpy(&this->format, &format, sizeof(LG_RendererFormat));
this->frameSize = format.height * format.pitch;
switch(format.type)
{
case FRAME_TYPE_ARGB:
this->pixFmt = EGL_PF_RGBA;
this->shader = this->shaders.rgba;
this->frameSize = format.height * format.pitch;
break;
case FRAME_TYPE_YUV420:
this->pixFmt = EGL_PF_YUV420;
this->shader = this->shaders.yuv;
this->frameSize = format.width * format.height * 3 / 2;
break;
default:
return false;
}
}
this->data = data;
@@ -249,14 +270,13 @@ bool egl_render_startup(void * opaque, SDL_Window * window)
1.0f, 0.0f
};
if (!egl_shader_init(&this->shaders.desktop))
return false;
if (!egl_shader_init(&this->shaders.rgba)) return false;
if (!egl_shader_init(&this->shaders.bgra)) return false;
if (!egl_shader_init(&this->shaders.yuv )) return false;
if (!egl_shader_compile(this->shaders.desktop,
egl_vertex_shader_basic, sizeof(egl_vertex_shader_basic),
egl_fragment_shader_bgra, sizeof(egl_fragment_shader_bgra)
))
return false;
if (!egl_shader_compile(this->shaders.rgba, egl_vertex_shader_basic, sizeof(egl_vertex_shader_basic), egl_fragment_shader_rgba, sizeof(egl_fragment_shader_rgba))) return false;
if (!egl_shader_compile(this->shaders.bgra, egl_vertex_shader_basic, sizeof(egl_vertex_shader_basic), egl_fragment_shader_bgra, sizeof(egl_fragment_shader_bgra))) return false;
if (!egl_shader_compile(this->shaders.yuv , egl_vertex_shader_basic, sizeof(egl_vertex_shader_basic), egl_fragment_shader_yuv , sizeof(egl_fragment_shader_yuv ))) return false;
if (!egl_texture_init(&this->textures.desktop))
return false;
@@ -266,7 +286,6 @@ bool egl_render_startup(void * opaque, SDL_Window * window)
egl_model_set_verticies(this->models.desktop, desktop, sizeof(desktop) / sizeof(GLfloat));
egl_model_set_uvs (this->models.desktop, uvs , sizeof(uvs ) / sizeof(GLfloat));
egl_model_set_shader (this->models.desktop, this->shaders .desktop);
egl_model_set_texture (this->models.desktop, this->textures.desktop);
eglSwapInterval(this->display, this->opt.vsync ? 1 : 0);
@@ -284,12 +303,15 @@ bool egl_render(void * opaque, SDL_Window * window)
this->sourceChanged = false;
if (!egl_texture_init_streaming(
this->textures.desktop,
this->pixFmt,
this->format.width,
this->format.height,
this->frameSize
))
return false;
}
egl_model_set_shader(this->models.desktop, this->shader);
}
if (!egl_texture_stream_buffer(this->textures.desktop, this->data))
return false;