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Code Issues 1 Projects Releases Wiki Activity

Simplify format conversion code.

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This commit is contained in:
gb 2010-03-12 22:32:35 +00:00
parent d5253e6e2c
commit 56827ae5b6
1 changed files with 19 additions and 48 deletions
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67
gst-libs/gst/vaapi/gstvaapiimageformat.c
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@ -83,21 +83,8 @@ match_va_format_rgb(const VAImageFormat *fmt1, const VAImageFormat *fmt2)
fmt1->alpha_mask == fmt2->alpha_mask); fmt1->alpha_mask == fmt2->alpha_mask);
} }
static const GstVaapiImageFormatMap *get_map(const VAImageFormat *va_format)
{
const GstVaapiImageFormatMap *m;
for (m = gst_vaapi_image_formats; m->format; m++)
if (m->va_format.fourcc == va_format->fourcc &&
(m->type == GST_VAAPI_IMAGE_FORMAT_TYPE_RGB ?
match_va_format_rgb(&m->va_format, va_format) :
TRUE))
return m;
return NULL;
}
static const GstVaapiImageFormatMap * static const GstVaapiImageFormatMap *
get_map_from_gst_vaapi_image_format(GstVaapiImageFormat format) get_map(GstVaapiImageFormat format)
{ {
const GstVaapiImageFormatMap *m; const GstVaapiImageFormatMap *m;
@ -110,36 +97,32 @@ get_map_from_gst_vaapi_image_format(GstVaapiImageFormat format)
gboolean gboolean
gst_vaapi_image_format_is_rgb(GstVaapiImageFormat format) gst_vaapi_image_format_is_rgb(GstVaapiImageFormat format)
{ {
const GstVaapiImageFormatMap *m; const GstVaapiImageFormatMap * const m = get_map(format);
m = get_map_from_gst_vaapi_image_format(format); return m ? (m->type == GST_VAAPI_IMAGE_FORMAT_TYPE_RGB) : FALSE;
if (!m)
return FALSE;
return m->type == GST_VAAPI_IMAGE_FORMAT_TYPE_RGB;
} }
gboolean gboolean
gst_vaapi_image_format_is_yuv(GstVaapiImageFormat format) gst_vaapi_image_format_is_yuv(GstVaapiImageFormat format)
{ {
const GstVaapiImageFormatMap *m; const GstVaapiImageFormatMap * const m = get_map(format);
m = get_map_from_gst_vaapi_image_format(format); return m ? (m->type == GST_VAAPI_IMAGE_FORMAT_TYPE_YCBCR) : FALSE;
if (!m)
return FALSE;
return m->type == GST_VAAPI_IMAGE_FORMAT_TYPE_YCBCR;
} }
GstVaapiImageFormat GstVaapiImageFormat
gst_vaapi_image_format(const VAImageFormat *va_format) gst_vaapi_image_format(const VAImageFormat *va_format)
{ {
const GstVaapiImageFormatMap * const m = get_map(va_format); const GstVaapiImageFormatMap *m;
if (!m) for (m = gst_vaapi_image_formats; m->format; m++)
return 0; if (m->va_format.fourcc == va_format->fourcc &&
(m->type == GST_VAAPI_IMAGE_FORMAT_TYPE_RGB ?
match_va_format_rgb(&m->va_format, va_format) :
TRUE))
return m->format;
return m->format; return 0;
} }
GstVaapiImageFormat GstVaapiImageFormat
@ -200,35 +183,23 @@ gst_vaapi_image_format_from_fourcc(guint32 fourcc)
const VAImageFormat * const VAImageFormat *
gst_vaapi_image_format_get_va_format(GstVaapiImageFormat format) gst_vaapi_image_format_get_va_format(GstVaapiImageFormat format)
{ {
const GstVaapiImageFormatMap *m; const GstVaapiImageFormatMap * const m = get_map(format);
m = get_map_from_gst_vaapi_image_format(format); return m ? &m->va_format : NULL;
if (!m)
return NULL;
return &m->va_format;
} }
GstCaps * GstCaps *
gst_vaapi_image_format_get_caps(GstVaapiImageFormat format) gst_vaapi_image_format_get_caps(GstVaapiImageFormat format)
{ {
const GstVaapiImageFormatMap *m; const GstVaapiImageFormatMap * const m = get_map(format);
m = get_map_from_gst_vaapi_image_format(format); return m ? gst_caps_from_string(m->caps_str) : NULL;
if (!m)
return NULL;
return gst_caps_from_string(m->caps_str);
} }
guint guint
gst_vaapi_image_format_get_score(GstVaapiImageFormat format) gst_vaapi_image_format_get_score(GstVaapiImageFormat format)
{ {
const GstVaapiImageFormatMap *m; const GstVaapiImageFormatMap * const m = get_map(format);
m = get_map_from_gst_vaapi_image_format(format); return m ? (m - &gst_vaapi_image_formats[0]) : G_MAXUINT;
if (!m)
return G_MAXUINT;
return m - &gst_vaapi_image_formats[0];
} }