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lavd/opengl_enc: create format description table

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Signed-off-by: Lukasz Marek <lukasz.m.luki@gmail.com>
This commit is contained in:
Lukasz Marek 2014-02-01 14:15:25 +01:00
parent ffe46e5d13
commit c72f916c15
1 changed files with 59 additions and 84 deletions
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143
libavdevice/opengl_enc.c
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@ -219,6 +219,53 @@ typedef struct OpenGLContext {
int window_height;
} OpenGLContext;
static const struct OpenGLFormatDesc {
enum AVPixelFormat fixel_format;
const char * const * fragment_shader;
GLenum format;
GLenum type;
} opengl_format_desc[] = {
{ AV_PIX_FMT_YUV420P, &FF_OPENGL_FRAGMENT_SHADER_YUV_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_YUV444P, &FF_OPENGL_FRAGMENT_SHADER_YUV_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_YUV422P, &FF_OPENGL_FRAGMENT_SHADER_YUV_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_YUV410P, &FF_OPENGL_FRAGMENT_SHADER_YUV_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_YUV411P, &FF_OPENGL_FRAGMENT_SHADER_YUV_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_YUV440P, &FF_OPENGL_FRAGMENT_SHADER_YUV_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_YUV420P16, &FF_OPENGL_FRAGMENT_SHADER_YUV_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_SHORT },
{ AV_PIX_FMT_YUV422P16, &FF_OPENGL_FRAGMENT_SHADER_YUV_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_SHORT },
{ AV_PIX_FMT_YUV444P16, &FF_OPENGL_FRAGMENT_SHADER_YUV_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_SHORT },
{ AV_PIX_FMT_YUVA420P, &FF_OPENGL_FRAGMENT_SHADER_YUVA_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_YUVA444P, &FF_OPENGL_FRAGMENT_SHADER_YUVA_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_YUVA422P, &FF_OPENGL_FRAGMENT_SHADER_YUVA_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_YUVA420P16, &FF_OPENGL_FRAGMENT_SHADER_YUVA_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_SHORT },
{ AV_PIX_FMT_YUVA422P16, &FF_OPENGL_FRAGMENT_SHADER_YUVA_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_SHORT },
{ AV_PIX_FMT_YUVA444P16, &FF_OPENGL_FRAGMENT_SHADER_YUVA_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_SHORT },
{ AV_PIX_FMT_RGB24, &FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET, GL_RGB, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_BGR24, &FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET, GL_RGB, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_0RGB, &FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET, GL_RGBA, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_RGB0, &FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET, GL_RGBA, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_0BGR, &FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET, GL_RGBA, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_BGR0, &FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET, GL_RGBA, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_RGB565, &FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET, GL_RGB, GL_UNSIGNED_SHORT_5_6_5 },
{ AV_PIX_FMT_BGR565, &FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET, GL_RGB, GL_UNSIGNED_SHORT_5_6_5 },
{ AV_PIX_FMT_RGB555, &FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET, GL_RGBA, FF_GL_UNSIGNED_SHORT_1_5_5_5_REV },
{ AV_PIX_FMT_BGR555, &FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET, GL_RGBA, FF_GL_UNSIGNED_SHORT_1_5_5_5_REV },
{ AV_PIX_FMT_RGB8, &FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET, GL_RGB, FF_GL_UNSIGNED_BYTE_3_3_2 },
{ AV_PIX_FMT_BGR8, &FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET, GL_RGB, FF_GL_UNSIGNED_BYTE_2_3_3_REV },
{ AV_PIX_FMT_RGB48, &FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET, GL_RGB, GL_UNSIGNED_SHORT },
{ AV_PIX_FMT_ARGB, &FF_OPENGL_FRAGMENT_SHADER_RGBA_PACKET, GL_RGBA, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_RGBA, &FF_OPENGL_FRAGMENT_SHADER_RGBA_PACKET, GL_RGBA, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_ABGR, &FF_OPENGL_FRAGMENT_SHADER_RGBA_PACKET, GL_RGBA, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_BGRA, &FF_OPENGL_FRAGMENT_SHADER_RGBA_PACKET, GL_RGBA, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_RGBA64, &FF_OPENGL_FRAGMENT_SHADER_RGBA_PACKET, GL_RGBA, GL_UNSIGNED_SHORT },
{ AV_PIX_FMT_BGRA64, &FF_OPENGL_FRAGMENT_SHADER_RGBA_PACKET, GL_RGBA, GL_UNSIGNED_SHORT },
{ AV_PIX_FMT_GBRP, &FF_OPENGL_FRAGMENT_SHADER_RGB_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_GBRP16, &FF_OPENGL_FRAGMENT_SHADER_RGB_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_SHORT },
{ AV_PIX_FMT_GBRAP, &FF_OPENGL_FRAGMENT_SHADER_RGBA_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_BYTE },
{ AV_PIX_FMT_GBRAP16, &FF_OPENGL_FRAGMENT_SHADER_RGBA_PLANAR, GL_RED_COMPONENT, GL_UNSIGNED_SHORT },
{ AV_PIX_FMT_NONE, NULL }
};
static av_cold int opengl_prepare_vertex(AVFormatContext *s);
static int opengl_draw(AVFormatContext *h, AVPacket *pkt, int repaint);
static av_cold int opengl_init_context(OpenGLContext *opengl);
@ -539,38 +586,12 @@ static av_cold int opengl_read_limits(OpenGLContext *opengl)
return AVERROR_EXTERNAL;
}
static av_always_inline const char * opengl_get_fragment_shader_code(enum AVPixelFormat format)
static const char* opengl_get_fragment_shader_code(enum AVPixelFormat format)
{
switch (format) {
case AV_PIX_FMT_YUV420P: case AV_PIX_FMT_YUV444P:
case AV_PIX_FMT_YUV422P: case AV_PIX_FMT_YUV410P:
case AV_PIX_FMT_YUV411P: case AV_PIX_FMT_YUV440P:
case AV_PIX_FMT_YUV420P16: case AV_PIX_FMT_YUV422P16:
case AV_PIX_FMT_YUV444P16:
return FF_OPENGL_FRAGMENT_SHADER_YUV_PLANAR;
case AV_PIX_FMT_YUVA420P: case AV_PIX_FMT_YUVA444P:
case AV_PIX_FMT_YUVA422P:
case AV_PIX_FMT_YUVA420P16: case AV_PIX_FMT_YUVA422P16:
case AV_PIX_FMT_YUVA444P16:
return FF_OPENGL_FRAGMENT_SHADER_YUVA_PLANAR;
case AV_PIX_FMT_RGB24: case AV_PIX_FMT_BGR24:
case AV_PIX_FMT_0RGB: case AV_PIX_FMT_RGB0:
case AV_PIX_FMT_0BGR: case AV_PIX_FMT_BGR0:
case AV_PIX_FMT_RGB565: case AV_PIX_FMT_BGR565:
case AV_PIX_FMT_RGB555: case AV_PIX_FMT_BGR555:
case AV_PIX_FMT_RGB8: case AV_PIX_FMT_BGR8:
case AV_PIX_FMT_RGB48:
return FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET;
case AV_PIX_FMT_ARGB: case AV_PIX_FMT_RGBA:
case AV_PIX_FMT_ABGR: case AV_PIX_FMT_BGRA:
case AV_PIX_FMT_RGBA64: case AV_PIX_FMT_BGRA64:
return FF_OPENGL_FRAGMENT_SHADER_RGBA_PACKET;
case AV_PIX_FMT_GBRP: case AV_PIX_FMT_GBRP16:
return FF_OPENGL_FRAGMENT_SHADER_RGB_PLANAR;
case AV_PIX_FMT_GBRAP: case AV_PIX_FMT_GBRAP16:
return FF_OPENGL_FRAGMENT_SHADER_RGBA_PLANAR;
default:
break;
int i;
for (i = 0; i < FF_ARRAY_ELEMS(opengl_format_desc); i++) {
if (opengl_format_desc[i].fixel_format == format)
return *opengl_format_desc[i].fragment_shader;
}
return NULL;
}
@ -593,59 +614,13 @@ static av_always_inline int opengl_type_size(GLenum type)
static av_cold void opengl_get_texture_params(OpenGLContext *opengl)
{
switch(opengl->pix_fmt) {
case AV_PIX_FMT_YUV420P: case AV_PIX_FMT_YUV444P:
case AV_PIX_FMT_YUV422P: case AV_PIX_FMT_YUV410P:
case AV_PIX_FMT_YUV411P: case AV_PIX_FMT_YUV440P:
case AV_PIX_FMT_YUVA420P: case AV_PIX_FMT_YUVA444P:
case AV_PIX_FMT_YUVA422P:
case AV_PIX_FMT_GBRP: case AV_PIX_FMT_GBRAP:
opengl->format = GL_RED_COMPONENT;
opengl->type = GL_UNSIGNED_BYTE;
break;
case AV_PIX_FMT_YUV420P16: case AV_PIX_FMT_YUV422P16:
case AV_PIX_FMT_YUV444P16:
case AV_PIX_FMT_YUVA420P16: case AV_PIX_FMT_YUVA422P16:
case AV_PIX_FMT_YUVA444P16:
case AV_PIX_FMT_GBRP16: case AV_PIX_FMT_GBRAP16:
opengl->format = GL_RED_COMPONENT;
opengl->type = GL_UNSIGNED_SHORT;
break;
case AV_PIX_FMT_RGB24: case AV_PIX_FMT_BGR24:
opengl->format = GL_RGB;
opengl->type = GL_UNSIGNED_BYTE;
break;
case AV_PIX_FMT_ARGB: case AV_PIX_FMT_RGBA:
case AV_PIX_FMT_ABGR: case AV_PIX_FMT_BGRA:
case AV_PIX_FMT_0RGB: case AV_PIX_FMT_RGB0:
case AV_PIX_FMT_0BGR: case AV_PIX_FMT_BGR0:
opengl->format = GL_RGBA;
opengl->type = GL_UNSIGNED_BYTE;
break;
case AV_PIX_FMT_RGB8:
opengl->format = GL_RGB;
opengl->type = FF_GL_UNSIGNED_BYTE_3_3_2;
break;
case AV_PIX_FMT_BGR8:
opengl->format = GL_RGB;
opengl->type = FF_GL_UNSIGNED_BYTE_2_3_3_REV;
break;
case AV_PIX_FMT_RGB555: case AV_PIX_FMT_BGR555:
opengl->format = GL_RGBA;
opengl->type = FF_GL_UNSIGNED_SHORT_1_5_5_5_REV;
break;
case AV_PIX_FMT_RGB565: case AV_PIX_FMT_BGR565:
opengl->format = GL_RGB;
opengl->type = GL_UNSIGNED_SHORT_5_6_5;
break;
case AV_PIX_FMT_RGB48:
opengl->format = GL_RGB;
opengl->type = GL_UNSIGNED_SHORT;
break;
case AV_PIX_FMT_RGBA64: case AV_PIX_FMT_BGRA64:
opengl->format = GL_RGBA;
opengl->type = GL_UNSIGNED_SHORT;
break;
int i;
for (i = 0; i < FF_ARRAY_ELEMS(opengl_format_desc); i++) {
if (opengl_format_desc[i].fixel_format == opengl->pix_fmt) {
opengl->format = opengl_format_desc[i].format;
opengl->type = opengl_format_desc[i].type;
break;
}
}
}