[FFmpeg-cvslog] lavd/opengl_enc: create format description table
Lukasz Marek
git at videolan.org
Sun Feb 2 02:48:56 CET 2014
ffmpeg | branch: master | Lukasz Marek <lukasz.m.luki at gmail.com> | Sat Feb 1 14:15:25 2014 +0100| [c72f916c151eec318718429e080d2b95a8b3630e] | committer: Lukasz Marek
lavd/opengl_enc: create format description table
Signed-off-by: Lukasz Marek <lukasz.m.luki at gmail.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=c72f916c151eec318718429e080d2b95a8b3630e
---
libavdevice/opengl_enc.c | 143 +++++++++++++++++++---------------------------
1 file changed, 59 insertions(+), 84 deletions(-)
diff --git a/libavdevice/opengl_enc.c b/libavdevice/opengl_enc.c
index 1917d27..32a77c3 100644
--- a/libavdevice/opengl_enc.c
+++ b/libavdevice/opengl_enc.c
@@ -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;
+ }
}
}
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