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video: set default colorimetry info

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Set default colorimetry info when not otherwise specified in caps.
This commit is contained in:
Wim Taymans 2012-06-01 11:58:18 +02:00
parent 38df7e2d27
commit 1c9f9654bb
1 changed files with 36 additions and 18 deletions
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54
gst-libs/gst/video/video.c
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@ -1849,6 +1849,31 @@ gst_video_format_get_info (GstVideoFormat format)
return &formats[format].info;
}
typedef struct
{
const gchar *name;
GstVideoColorimetry color;
} ColorimetryInfo;
#define MAKE_COLORIMETRY(n,r,m,t,p) { GST_VIDEO_COLORIMETRY_ ##n, \
{ GST_VIDEO_COLOR_RANGE ##r, GST_VIDEO_COLOR_MATRIX_ ##m, \
GST_VIDEO_TRANSFER_ ##t, GST_VIDEO_COLOR_PRIMARIES_ ##p } }
#define GST_VIDEO_COLORIMETRY_NONAME ""
#define DEFAULT_YUV_SD 0
#define DEFAULT_YUV_HD 1
#define DEFAULT_RGB 3
#define DEFAULT_GRAY 4
static const ColorimetryInfo colorimetry[] = {
MAKE_COLORIMETRY (BT601, _16_235, BT601, BT709, BT470M),
MAKE_COLORIMETRY (BT709, _16_235, BT709, BT709, BT709),
MAKE_COLORIMETRY (SMPTE240M, _16_235, SMPTE240M, SMPTE240M, SMPTE240M),
MAKE_COLORIMETRY (NONAME, _0_255, RGB, UNKNOWN, UNKNOWN),
MAKE_COLORIMETRY (NONAME, _0_255, BT601, UNKNOWN, UNKNOWN),
};
/**
* gst_video_info_init:
* @info: a #GstVideoInfo
@ -1897,6 +1922,17 @@ gst_video_info_set_format (GstVideoInfo * info, GstVideoFormat format,
info->width = width;
info->height = height;
if (GST_VIDEO_FORMAT_INFO_IS_YUV (finfo)) {
if (width > 720)
info->colorimetry = colorimetry[DEFAULT_YUV_SD].color;
else
info->colorimetry = colorimetry[DEFAULT_YUV_HD].color;
} else if (GST_VIDEO_FORMAT_INFO_IS_GRAY (finfo)) {
info->colorimetry = colorimetry[DEFAULT_GRAY].color;
} else {
info->colorimetry = colorimetry[DEFAULT_RGB].color;
}
fill_planes (info);
}
@ -1961,22 +1997,6 @@ gst_video_chroma_to_string (GstVideoChromaSite site)
return NULL;
}
typedef struct
{
const gchar *name;
GstVideoColorimetry color;
} ColorimetryInfo;
#define MAKE_COLORIMETRY(n,r,m,t,p) { GST_VIDEO_COLORIMETRY_ ##n, \
{ GST_VIDEO_COLOR_RANGE ##r, GST_VIDEO_COLOR_MATRIX_ ##m, \
GST_VIDEO_TRANSFER_ ##t, GST_VIDEO_COLOR_PRIMARIES_ ##p } }
static const ColorimetryInfo colorimetry[] = {
MAKE_COLORIMETRY (BT601, _16_235, BT601, BT709, BT470M),
MAKE_COLORIMETRY (BT709, _16_235, BT709, BT709, BT709),
MAKE_COLORIMETRY (SMPTE240M, _16_235, SMPTE240M, SMPTE240M, SMPTE240M),
};
static const ColorimetryInfo *
gst_video_get_colorimetry (const gchar * s)
{
@ -2144,8 +2164,6 @@ gst_video_info_from_caps (GstVideoInfo * info, const GstCaps * caps)
if ((s = gst_structure_get_string (structure, "colorimetry")))
gst_video_colorimetry_from_string (&info->colorimetry, s);
else
memset (&info->colorimetry, 0, sizeof (GstVideoColorimetry));
if (gst_structure_get_fraction (structure, "pixel-aspect-ratio",
&par_n, &par_d)) {