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-rw-r--r--gst-libs/gst/video/gstmetavideo.c2
-rw-r--r--gst-libs/gst/video/gstmetavideo.h2
-rw-r--r--gst-libs/gst/video/video.c1355
-rw-r--r--gst-libs/gst/video/video.h182
4 files changed, 459 insertions, 1082 deletions
diff --git a/gst-libs/gst/video/gstmetavideo.c b/gst-libs/gst/video/gstmetavideo.c
index be36a2ec0..ca2625b74 100644
--- a/gst-libs/gst/video/gstmetavideo.c
+++ b/gst-libs/gst/video/gstmetavideo.c
@@ -61,7 +61,7 @@ gst_buffer_add_meta_video (GstBuffer * buffer, GstVideoFlags flags,
gst_video_info_set_format (&info, format, width, height);
meta = gst_buffer_add_meta_video_full (buffer, flags, format, width, height,
- info.n_planes, info.offset, info.stride);
+ info.finfo->n_planes, info.offset, info.stride);
return meta;
}
diff --git a/gst-libs/gst/video/gstmetavideo.h b/gst-libs/gst/video/gstmetavideo.h
index 04f9244e1..e88b0b587 100644
--- a/gst-libs/gst/video/gstmetavideo.h
+++ b/gst-libs/gst/video/gstmetavideo.h
@@ -47,7 +47,7 @@ typedef struct _GstMetaVideoCrop GstMetaVideoCrop;
* Extra buffer metadata describing image properties
*/
struct _GstMetaVideo {
- GstMeta meta;
+ GstMeta meta;
GstBuffer *buffer;
diff --git a/gst-libs/gst/video/video.c b/gst-libs/gst/video/video.c
index 4685a91f0..acea673dc 100644
--- a/gst-libs/gst/video/video.c
+++ b/gst-libs/gst/video/video.c
@@ -28,103 +28,166 @@
#include "video.h"
#include "gstmetavideo.h"
-static int get_size (GstVideoFormat format, int width, int height);
-static int get_stride (GstVideoFormat format, int plane, int width);
static int fill_planes (GstVideoInfo * info);
-typedef enum
-{
- VIDEO_FLAG_YUV = (1 << 0),
- VIDEO_FLAG_RGB = (1 << 1),
- VIDEO_FLAG_GRAY = (1 << 2),
- VIDEO_FLAG_ALPHA = (1 << 3)
-} VideoFlags;
-
typedef struct
{
- const gchar *fmt;
- GstVideoFormat format;
guint32 fourcc;
- VideoFlags flags;
- guint n_comp;
- guint depth[GST_VIDEO_MAX_PLANES];
- guint n_planes;
+ GstVideoFormatInfo info;
} VideoFormat;
-#define COMP0 0, { 0, 0, 0, 0 }
-#define COMP8 1, { 8, 0, 0, 0 }
-#define COMP888 3, { 8, 8, 8, 0 }
-#define COMP8888 4, { 8, 8, 8, 8 }
-#define COMP10_10_10 3, { 10, 10, 10, 0 }
-#define COMP16 1, { 16, 0, 0, 0 }
-#define COMP16_16_16 3, { 16, 16, 16, 0 }
-#define COMP16_16_16_16 4, { 16, 16, 16, 16 }
-#define COMP555 3, { 5, 5, 5, 0 }
-#define COMP565 3, { 5, 6, 5, 0 }
-
-#define MAKE_YUV_FORMAT(name, fourcc, comp) \
- { G_STRINGIFY(name), GST_VIDEO_FORMAT_ ##name, fourcc, VIDEO_FLAG_YUV, comp }
-#define MAKE_YUVA_FORMAT(name, fourcc, comp) \
- { G_STRINGIFY(name), GST_VIDEO_FORMAT_ ##name, fourcc, VIDEO_FLAG_YUV | VIDEO_FLAG_ALPHA, comp }
-
-#define MAKE_RGB_FORMAT(name, comp) \
- { G_STRINGIFY(name), GST_VIDEO_FORMAT_ ##name, 0x00000000, VIDEO_FLAG_RGB, comp }
-#define MAKE_RGBA_FORMAT(name, comp) \
- { G_STRINGIFY(name), GST_VIDEO_FORMAT_ ##name, 0x00000000, VIDEO_FLAG_RGB | VIDEO_FLAG_ALPHA, comp }
-
-#define MAKE_GRAY_FORMAT(name, comp) \
- { G_STRINGIFY(name), GST_VIDEO_FORMAT_ ##name, 0x00000000, VIDEO_FLAG_GRAY, comp }
+/* depths */
+#define DPTH0 0, { 0, 0, 0, 0 }
+#define DPTH8 1, { 8, 0, 0, 0 }
+#define DPTH888 3, { 8, 8, 8, 0 }
+#define DPTH8888 4, { 8, 8, 8, 8 }
+#define DPTH10_10_10 3, { 10, 10, 10, 0 }
+#define DPTH16 1, { 16, 0, 0, 0 }
+#define DPTH16_16_16 3, { 16, 16, 16, 0 }
+#define DPTH16_16_16_16 4, { 16, 16, 16, 16 }
+#define DPTH555 3, { 5, 5, 5, 0 }
+#define DPTH565 3, { 5, 6, 5, 0 }
+
+/* pixel strides */
+#define PSTR0 { 0, 0, 0, 0 }
+#define PSTR1 { 1, 0, 0, 0 }
+#define PSTR111 { 1, 1, 1, 0 }
+#define PSTR1111 { 1, 1, 1, 1 }
+#define PSTR122 { 1, 2, 2, 0 }
+#define PSTR2 { 2, 0, 0, 0 }
+#define PSTR222 { 2, 2, 2, 0 }
+#define PSTR244 { 2, 4, 4, 0 }
+#define PSTR444 { 4, 4, 4, 0 }
+#define PSTR4444 { 4, 4, 4, 4 }
+#define PSTR333 { 3, 3, 3, 0 }
+#define PSTR488 { 4, 8, 8, 0 }
+#define PSTR8888 { 8, 8, 8, 8 }
+
+/* planes */
+#define PLANE_NA 0, { 0, 0, 0, 0 }
+#define PLANE0 1, { 0, 0, 0, 0 }
+#define PLANE011 2, { 0, 1, 1, 0 }
+#define PLANE012 3, { 0, 1, 2, 0 }
+#define PLANE0123 4, { 0, 1, 2, 3 }
+#define PLANE021 3, { 0, 2, 1, 0 }
+
+/* offsets */
+#define OFFS0 { 0, 0, 0, 0 }
+#define OFFS013 { 0, 1, 3, 0 }
+#define OFFS102 { 1, 0, 2, 0 }
+#define OFFS1230 { 1, 2, 3, 0 }
+#define OFFS012 { 0, 1, 2, 0 }
+#define OFFS210 { 2, 1, 0, 0 }
+#define OFFS123 { 1, 2, 3, 0 }
+#define OFFS321 { 3, 2, 1, 0 }
+#define OFFS0123 { 0, 1, 2, 3 }
+#define OFFS2103 { 2, 1, 0, 3 }
+#define OFFS3210 { 3, 2, 1, 0 }
+#define OFFS031 { 0, 3, 1, 0 }
+#define OFFS026 { 0, 2, 6, 0 }
+#define OFFS001 { 0, 0, 1, 0 }
+#define OFFS010 { 0, 1, 0, 0 }
+#define OFFS104 { 1, 0, 4, 0 }
+#define OFFS2460 { 2, 4, 6, 0 }
+
+/* subsampling */
+#define SUB410 { 0, 2, 2, 0 }, { 0, 2, 2, 0 }
+#define SUB411 { 0, 2, 2, 0 }, { 0, 0, 0, 0 }
+#define SUB420 { 0, 1, 1, 0 }, { 0, 1, 1, 0 }
+#define SUB422 { 0, 1, 1, 0 }, { 0, 0, 0, 0 }
+#define SUB4 { 0, 0, 0, 0 }, { 0, 0, 0, 0 }
+#define SUB444 { 0, 0, 0, 0 }, { 0, 0, 0, 0 }
+#define SUB4444 { 0, 0, 0, 0 }, { 0, 0, 0, 0 }
+#define SUB4204 { 0, 1, 1, 0 }, { 0, 1, 1, 0 }
+
+#define MAKE_YUV_FORMAT(name, fourcc, depth, pstride, plane, offs, sub ) \
+ { fourcc, {GST_VIDEO_FORMAT_ ##name, G_STRINGIFY(name), GST_VIDEO_FORMAT_FLAG_YUV, depth, pstride, plane, offs, sub } }
+#define MAKE_YUVA_FORMAT(name, fourcc, depth, pstride, plane, offs, sub) \
+ { fourcc, {GST_VIDEO_FORMAT_ ##name, G_STRINGIFY(name), GST_VIDEO_FORMAT_FLAG_YUV | GST_VIDEO_FORMAT_FLAG_ALPHA, depth, pstride, plane, offs, sub } }
+
+#define MAKE_RGB_FORMAT(name, depth, pstride, plane, offs, sub) \
+ { 0x00000000, {GST_VIDEO_FORMAT_ ##name, G_STRINGIFY(name), GST_VIDEO_FORMAT_FLAG_RGB, depth, pstride, plane, offs, sub } }
+#define MAKE_RGBA_FORMAT(name, depth, pstride, plane, offs, sub) \
+ { 0x00000000, {GST_VIDEO_FORMAT_ ##name, G_STRINGIFY(name), GST_VIDEO_FORMAT_FLAG_RGB | GST_VIDEO_FORMAT_FLAG_ALPHA, depth, pstride, plane, offs, sub } }
+
+#define MAKE_GRAY_FORMAT(name, depth, pstride, plane, offs, sub) \
+ { 0x00000000, {GST_VIDEO_FORMAT_ ##name, G_STRINGIFY(name), GST_VIDEO_FORMAT_FLAG_GRAY, depth, pstride, plane, offs, sub } }
static VideoFormat formats[] = {
- {"UNKNOWN", GST_VIDEO_FORMAT_UNKNOWN, 0x00000000, 0, COMP0},
-
- MAKE_YUV_FORMAT (I420, GST_MAKE_FOURCC ('I', '4', '2', '0'), COMP888),
- MAKE_YUV_FORMAT (YV12, GST_MAKE_FOURCC ('Y', 'V', '1', '2'), COMP888),
- MAKE_YUV_FORMAT (YUY2, GST_MAKE_FOURCC ('Y', 'U', 'Y', '2'), COMP888),
- MAKE_YUV_FORMAT (UYVY, GST_MAKE_FOURCC ('U', 'Y', 'V', 'Y'), COMP888),
- MAKE_YUVA_FORMAT (AYUV, GST_MAKE_FOURCC ('A', 'Y', 'U', 'V'), COMP8888),
- MAKE_RGB_FORMAT (RGBx, COMP888),
- MAKE_RGB_FORMAT (BGRx, COMP888),
- MAKE_RGB_FORMAT (xRGB, COMP888),
- MAKE_RGB_FORMAT (xBGR, COMP888),
- MAKE_RGBA_FORMAT (RGBA, COMP8888),
- MAKE_RGBA_FORMAT (BGRA, COMP8888),
- MAKE_RGBA_FORMAT (ARGB, COMP8888),
- MAKE_RGBA_FORMAT (ABGR, COMP8888),
- MAKE_RGB_FORMAT (RGB, COMP888),
- MAKE_RGB_FORMAT (BGR, COMP888),
-
- MAKE_YUV_FORMAT (Y41B, GST_MAKE_FOURCC ('Y', '4', '1', 'B'), COMP888),
- MAKE_YUV_FORMAT (Y42B, GST_MAKE_FOURCC ('Y', '4', '2', 'B'), COMP888),
- MAKE_YUV_FORMAT (YVYU, GST_MAKE_FOURCC ('Y', 'V', 'Y', 'U'), COMP888),
- MAKE_YUV_FORMAT (Y444, GST_MAKE_FOURCC ('Y', '4', '4', '4'), COMP888),
- MAKE_YUV_FORMAT (v210, GST_MAKE_FOURCC ('v', '2', '1', '0'), COMP10_10_10),
- MAKE_YUV_FORMAT (v216, GST_MAKE_FOURCC ('v', '2', '1', '6'), COMP16_16_16),
- MAKE_YUV_FORMAT (NV12, GST_MAKE_FOURCC ('N', 'V', '1', '2'), COMP888),
- MAKE_YUV_FORMAT (NV21, GST_MAKE_FOURCC ('N', 'V', '2', '1'), COMP888),
-
- MAKE_GRAY_FORMAT (GRAY8, COMP8),
- MAKE_GRAY_FORMAT (GRAY16_BE, COMP16),
- MAKE_GRAY_FORMAT (GRAY16_LE, COMP16),
-
- MAKE_YUV_FORMAT (v308, GST_MAKE_FOURCC ('v', '3', '0', '8'), COMP888),
- MAKE_YUV_FORMAT (Y800, GST_MAKE_FOURCC ('Y', '8', '0', '0'), COMP8),
- MAKE_YUV_FORMAT (Y16, GST_MAKE_FOURCC ('Y', '1', '6', ' '), COMP16),
-
- MAKE_RGB_FORMAT (RGB16, COMP565),
- MAKE_RGB_FORMAT (BGR16, COMP565),
- MAKE_RGB_FORMAT (RGB15, COMP555),
- MAKE_RGB_FORMAT (BGR15, COMP555),
-
- MAKE_YUV_FORMAT (UYVP, GST_MAKE_FOURCC ('U', 'Y', 'V', 'P'), COMP10_10_10),
- MAKE_YUVA_FORMAT (A420, GST_MAKE_FOURCC ('A', '4', '2', '0'), COMP888),
- MAKE_RGBA_FORMAT (RGB8_PALETTED, COMP8888),
- MAKE_YUV_FORMAT (YUV9, GST_MAKE_FOURCC ('Y', 'U', 'V', '9'), COMP888),
- MAKE_YUV_FORMAT (YVU9, GST_MAKE_FOURCC ('Y', 'V', 'U', '9'), COMP888),
- MAKE_YUV_FORMAT (IYU1, GST_MAKE_FOURCC ('I', 'Y', 'U', '1'), COMP888),
- MAKE_RGBA_FORMAT (ARGB64, COMP16_16_16_16),
- MAKE_YUVA_FORMAT (AYUV64, 0x00000000, COMP16_16_16_16),
- MAKE_YUV_FORMAT (r210, GST_MAKE_FOURCC ('r', '2', '1', '0'), COMP10_10_10),
+ {0x00000000, {GST_VIDEO_FORMAT_UNKNOWN, "UNKNOWN", 0, DPTH0, PSTR0, PLANE_NA,
+ OFFS0}},
+
+ MAKE_YUV_FORMAT (I420, GST_MAKE_FOURCC ('I', '4', '2', '0'), DPTH888, PSTR111,
+ PLANE012, OFFS0, SUB420),
+ MAKE_YUV_FORMAT (YV12, GST_MAKE_FOURCC ('Y', 'V', '1', '2'), DPTH888, PSTR111,
+ PLANE021, OFFS0, SUB420),
+ MAKE_YUV_FORMAT (YUY2, GST_MAKE_FOURCC ('Y', 'U', 'Y', '2'), DPTH888, PSTR244,
+ PLANE0, OFFS013, SUB422),
+ MAKE_YUV_FORMAT (UYVY, GST_MAKE_FOURCC ('U', 'Y', 'V', 'Y'), DPTH888, PSTR244,
+ PLANE0, OFFS102, SUB422),
+ MAKE_YUVA_FORMAT (AYUV, GST_MAKE_FOURCC ('A', 'Y', 'U', 'V'), DPTH8888,
+ PSTR4444, PLANE0, OFFS1230, SUB4444),
+ MAKE_RGB_FORMAT (RGBx, DPTH888, PSTR444, PLANE0, OFFS012, SUB444),
+ MAKE_RGB_FORMAT (BGRx, DPTH888, PSTR444, PLANE0, OFFS210, SUB444),
+ MAKE_RGB_FORMAT (xRGB, DPTH888, PSTR444, PLANE0, OFFS123, SUB444),
+ MAKE_RGB_FORMAT (xBGR, DPTH888, PSTR444, PLANE0, OFFS321, SUB444),
+ MAKE_RGBA_FORMAT (RGBA, DPTH8888, PSTR4444, PLANE0, OFFS0123, SUB4444),
+ MAKE_RGBA_FORMAT (BGRA, DPTH8888, PSTR4444, PLANE0, OFFS2103, SUB4444),
+ MAKE_RGBA_FORMAT (ARGB, DPTH8888, PSTR4444, PLANE0, OFFS1230, SUB4444),
+ MAKE_RGBA_FORMAT (ABGR, DPTH8888, PSTR4444, PLANE0, OFFS3210, SUB4444),
+ MAKE_RGB_FORMAT (RGB, DPTH888, PSTR333, PLANE0, OFFS012, SUB444),
+ MAKE_RGB_FORMAT (BGR, DPTH888, PSTR333, PLANE0, OFFS210, SUB444),
+
+ MAKE_YUV_FORMAT (Y41B, GST_MAKE_FOURCC ('Y', '4', '1', 'B'), DPTH888, PSTR111,
+ PLANE012, OFFS0, SUB411),
+ MAKE_YUV_FORMAT (Y42B, GST_MAKE_FOURCC ('Y', '4', '2', 'B'), DPTH888, PSTR111,
+ PLANE012, OFFS0, SUB422),
+ MAKE_YUV_FORMAT (YVYU, GST_MAKE_FOURCC ('Y', 'V', 'Y', 'U'), DPTH888, PSTR244,
+ PLANE0, OFFS031, SUB422),
+ MAKE_YUV_FORMAT (Y444, GST_MAKE_FOURCC ('Y', '4', '4', '4'), DPTH888, PSTR111,
+ PLANE012, OFFS0, SUB444),
+ MAKE_YUV_FORMAT (v210, GST_MAKE_FOURCC ('v', '2', '1', '0'), DPTH10_10_10,
+ PSTR0, PLANE0, OFFS0, SUB422),
+ MAKE_YUV_FORMAT (v216, GST_MAKE_FOURCC ('v', '2', '1', '6'), DPTH16_16_16,
+ PSTR488, PLANE0, OFFS026, SUB422),
+ MAKE_YUV_FORMAT (NV12, GST_MAKE_FOURCC ('N', 'V', '1', '2'), DPTH888, PSTR122,
+ PLANE011, OFFS001, SUB420),
+ MAKE_YUV_FORMAT (NV21, GST_MAKE_FOURCC ('N', 'V', '2', '1'), DPTH888, PSTR122,
+ PLANE011, OFFS010, SUB420),
+
+ MAKE_GRAY_FORMAT (GRAY8, DPTH8, PSTR1, PLANE0, OFFS0, SUB4),
+ MAKE_GRAY_FORMAT (GRAY16_BE, DPTH16, PSTR2, PLANE0, OFFS0, SUB4),
+ MAKE_GRAY_FORMAT (GRAY16_LE, DPTH16, PSTR2, PLANE0, OFFS0, SUB4),
+
+ MAKE_YUV_FORMAT (v308, GST_MAKE_FOURCC ('v', '3', '0', '8'), DPTH888, PSTR333,
+ PLANE0, OFFS012, SUB444),
+ MAKE_YUV_FORMAT (Y800, GST_MAKE_FOURCC ('Y', '8', '0', '0'), DPTH8, PSTR1,
+ PLANE0, OFFS0, SUB4),
+ MAKE_YUV_FORMAT (Y16, GST_MAKE_FOURCC ('Y', '1', '6', ' '), DPTH16, PSTR2,
+ PLANE0, OFFS0, SUB4),
+
+ MAKE_RGB_FORMAT (RGB16, DPTH565, PSTR222, PLANE0, OFFS0, SUB444),
+ MAKE_RGB_FORMAT (BGR16, DPTH565, PSTR222, PLANE0, OFFS0, SUB444),
+ MAKE_RGB_FORMAT (RGB15, DPTH555, PSTR222, PLANE0, OFFS0, SUB444),
+ MAKE_RGB_FORMAT (BGR15, DPTH555, PSTR222, PLANE0, OFFS0, SUB444),
+
+ MAKE_YUV_FORMAT (UYVP, GST_MAKE_FOURCC ('U', 'Y', 'V', 'P'), DPTH10_10_10,
+ PSTR0, PLANE0, OFFS0, SUB422),
+ MAKE_YUVA_FORMAT (A420, GST_MAKE_FOURCC ('A', '4', '2', '0'), DPTH8888,
+ PSTR1111, PLANE0123, OFFS0, SUB4204),
+ MAKE_RGBA_FORMAT (RGB8_PALETTED, DPTH8888, PSTR1111, PLANE0, OFFS0, SUB4444),
+ MAKE_YUV_FORMAT (YUV9, GST_MAKE_FOURCC ('Y', 'U', 'V', '9'), DPTH888, PSTR111,
+ PLANE012, OFFS0, SUB410),
+ MAKE_YUV_FORMAT (YVU9, GST_MAKE_FOURCC ('Y', 'V', 'U', '9'), DPTH888, PSTR111,
+ PLANE021, OFFS0, SUB410),
+ MAKE_YUV_FORMAT (IYU1, GST_MAKE_FOURCC ('I', 'Y', 'U', '1'), DPTH888, PSTR0,
+ PLANE0, OFFS104, SUB411),
+ MAKE_RGBA_FORMAT (ARGB64, DPTH16_16_16_16, PSTR8888, PLANE0, OFFS2460,
+ SUB444),
+ MAKE_YUVA_FORMAT (AYUV64, 0x00000000, DPTH16_16_16_16, PSTR8888, PLANE0,
+ OFFS2460, SUB444),
+ MAKE_YUV_FORMAT (r210, GST_MAKE_FOURCC ('r', '2', '1', '0'), DPTH10_10_10,
+ PSTR444, PLANE0, OFFS0, SUB444),
};
/**
@@ -291,6 +354,22 @@ gst_video_format_from_rgb16_masks (int red_mask, int green_mask, int blue_mask)
return GST_VIDEO_FORMAT_UNKNOWN;
}
+/**
+ * gst_video_format_from_masks:
+ * @depth: the amount of bits used for a pixel
+ * @bpp: the amount of bits used to store a pixel. This value is bigger than
+ * @depth
+ * @endianness: the endianness of the masks
+ * @red_mask: the red mask
+ * @green_mask: the green mask
+ * @blue_mask: the blue mask
+ * @alpha_mask: the optional alpha mask
+ *
+ * Find the #GstVideoFormat for the given parameters.
+ *
+ * Returns: a #GstVideoFormat or GST_VIDEO_FORMAT_UNKNOWN when the parameters to
+ * not specify a known format.
+ */
GstVideoFormat
gst_video_format_from_masks (gint depth, gint bpp, gint endianness,
gint red_mask, gint green_mask, gint blue_mask, gint alpha_mask)
@@ -408,14 +487,23 @@ gst_video_format_from_fourcc (guint32 fourcc)
}
}
+/**
+ * gst_video_format_from_string:
+ * @format: a format string
+ *
+ * Convert the @format string to its #GstVideoFormat.
+ *
+ * Returns: the #GstVideoFormat for @format or GST_VIDEO_FORMAT_UNKNOWN when the
+ * string is not a known format.
+ */
GstVideoFormat
gst_video_format_from_string (const gchar * format)
{
guint i;
for (i = 0; i < G_N_ELEMENTS (formats); i++) {
- if (strcmp (formats[i].fmt, format) == 0)
- return formats[i].format;
+ if (strcmp (GST_VIDEO_FORMAT_INFO_NAME (&formats[i].info), format) == 0)
+ return GST_VIDEO_FORMAT_INFO_FORMAT (&formats[i].info);
}
return GST_VIDEO_FORMAT_UNKNOWN;
}
@@ -452,234 +540,24 @@ gst_video_format_to_string (GstVideoFormat format)
if (format >= G_N_ELEMENTS (formats))
return NULL;
- return formats[format].fmt;
-}
-
-/**
- * gst_video_format_is_rgb:
- * @format: a #GstVideoFormat
- *
- * Determine whether the video format is an RGB format.
- *
- * Since: 0.10.16
- *
- * Returns: TRUE if @format represents RGB video
- */
-gboolean
-gst_video_format_is_rgb (GstVideoFormat format)
-{
- g_return_val_if_fail (format != GST_VIDEO_FORMAT_UNKNOWN, FALSE);
-
- if (format >= G_N_ELEMENTS (formats))
- return FALSE;
-
- return (formats[format].flags & VIDEO_FLAG_RGB) != 0;
-}
-
-/**
- * gst_video_format_is_yuv:
- * @format: a #GstVideoFormat
- *
- * Determine whether the video format is a YUV format.
- *
- * Since: 0.10.16
- *
- * Returns: TRUE if @format represents YUV video
- */
-gboolean
-gst_video_format_is_yuv (GstVideoFormat format)
-{
- g_return_val_if_fail (format != GST_VIDEO_FORMAT_UNKNOWN, FALSE);
-
- if (format >= G_N_ELEMENTS (formats))
- return FALSE;
-
- return (formats[format].flags & VIDEO_FLAG_YUV) != 0;
-}
-
-/**
- * gst_video_format_is_gray:
- * @format: a #GstVideoFormat
- *
- * Determine whether the video format is a grayscale format.
- *
- * Since: 0.10.29
- *
- * Returns: TRUE if @format represents grayscale video
- */
-gboolean
-gst_video_format_is_gray (GstVideoFormat format)
-{
- g_return_val_if_fail (format != GST_VIDEO_FORMAT_UNKNOWN, FALSE);
-
- if (format >= G_N_ELEMENTS (formats))
- return FALSE;
-
- return (formats[format].flags & VIDEO_FLAG_GRAY) != 0;
-}
-
-/**
- * gst_video_format_has_alpha:
- * @format: a #GstVideoFormat
- *
- * Returns TRUE or FALSE depending on if the video format provides an
- * alpha channel.
- *
- * Since: 0.10.16
- *
- * Returns: TRUE if @format has an alpha channel
- */
-gboolean
-gst_video_format_has_alpha (GstVideoFormat format)
-{
- g_return_val_if_fail (format != GST_VIDEO_FORMAT_UNKNOWN, FALSE);
-
- if (format >= G_N_ELEMENTS (formats))
- return FALSE;
-
- return (formats[format].flags & VIDEO_FLAG_ALPHA) != 0;
-}
-
-/**
- * gst_video_format_get_n_components:
- * @format: a #GstVideoFormat
- *
- * Get the number of components for @format.
- *
- * Returns: the number of components for @format.
- */
-int
-gst_video_format_get_n_components (GstVideoFormat format)
-{
- g_return_val_if_fail (format != GST_VIDEO_FORMAT_UNKNOWN, 0);
-
- if (format >= G_N_ELEMENTS (formats))
- return 0;
-
- return formats[format].n_comp;
+ return GST_VIDEO_FORMAT_INFO_NAME (&formats[format].info);
}
/**
- * gst_video_format_get_component_depth:
+ * gst_video_format_get_info:
* @format: a #GstVideoFormat
- * @component: the video component (e.g. 0 for 'R' in RGB)
*
- * Returns the number of bits used to encode an individual pixel of
- * a given @component. Typically this is 8, although higher and lower
- * values are possible for some formats.
+ * Get the #GstVideoFormatInfo for @format
*
- * Since: 0.10.33
- *
- * Returns: depth of component
+ * Returns: The #GstVideoFormatInfo for @format.
*/
-int
-gst_video_format_get_component_depth (GstVideoFormat format, int component)
+const GstVideoFormatInfo *
+gst_video_format_get_info (GstVideoFormat format)
{
- g_return_val_if_fail (format != GST_VIDEO_FORMAT_UNKNOWN, 0);
- g_return_val_if_fail (component < GST_VIDEO_MAX_PLANES, 0);
-
- if (format >= G_N_ELEMENTS (formats))
- return FALSE;
+ g_return_val_if_fail (format != GST_VIDEO_FORMAT_UNKNOWN, NULL);
+ g_return_val_if_fail (format < G_N_ELEMENTS (formats), NULL);
- return formats[format].depth[component];
-}
-
-/**
- * gst_video_format_get_pixel_stride:
- * @format: a #GstVideoFormat
- * @component: the component index
- *
- * Calculates the pixel stride (number of bytes from one pixel to the
- * pixel to its immediate left) for the video component with an index
- * of @component. See @gst_video_format_get_row_stride for a description
- * of the component index.
- *
- * Since: 0.10.16
- *
- * Returns: pixel stride of component @component
- */
-int
-gst_video_format_get_pixel_stride (GstVideoFormat format, int component)
-{
- g_return_val_if_fail (format != GST_VIDEO_FORMAT_UNKNOWN, 0);
- g_return_val_if_fail (component >= 0 && component <= 3, 0);
-
- switch (format) {
- case GST_VIDEO_FORMAT_I420:
- case GST_VIDEO_FORMAT_YV12:
- case GST_VIDEO_FORMAT_Y41B:
- case GST_VIDEO_FORMAT_Y42B:
- case GST_VIDEO_FORMAT_Y444:
- case GST_VIDEO_FORMAT_A420:
- case GST_VIDEO_FORMAT_YUV9:
- case GST_VIDEO_FORMAT_YVU9:
- return 1;
- case GST_VIDEO_FORMAT_YUY2:
- case GST_VIDEO_FORMAT_YVYU:
- case GST_VIDEO_FORMAT_UYVY:
- if (component == 0) {
- return 2;
- } else {
- return 4;
- }
- case GST_VIDEO_FORMAT_IYU1:
- /* doesn't make much sense for IYU1 because it's 1 or 3
- * for luma depending on position */
- return 0;
- case GST_VIDEO_FORMAT_AYUV:
- case GST_VIDEO_FORMAT_RGBx:
- case GST_VIDEO_FORMAT_BGRx:
- case GST_VIDEO_FORMAT_xRGB:
- case GST_VIDEO_FORMAT_xBGR:
- case GST_VIDEO_FORMAT_RGBA:
- case GST_VIDEO_FORMAT_BGRA:
- case GST_VIDEO_FORMAT_ARGB:
- case GST_VIDEO_FORMAT_ABGR:
- case GST_VIDEO_FORMAT_r210:
- return 4;
- case GST_VIDEO_FORMAT_RGB16:
- case GST_VIDEO_FORMAT_BGR16:
- case GST_VIDEO_FORMAT_RGB15:
- case GST_VIDEO_FORMAT_BGR15:
- return 2;
- case GST_VIDEO_FORMAT_RGB:
- case GST_VIDEO_FORMAT_BGR:
- case GST_VIDEO_FORMAT_v308:
- return 3;
- case GST_VIDEO_FORMAT_v210:
- /* v210 is packed at the bit level, so pixel stride doesn't make sense */
- return 0;
- case GST_VIDEO_FORMAT_v216:
- if (component == 0) {
- return 4;
- } else {
- return 8;
- }
- case GST_VIDEO_FORMAT_NV12:
- case GST_VIDEO_FORMAT_NV21:
- if (component == 0) {
- return 1;
- } else {
- return 2;
- }
- case GST_VIDEO_FORMAT_GRAY8:
- case GST_VIDEO_FORMAT_Y800:
- return 1;
- case GST_VIDEO_FORMAT_GRAY16_BE:
- case GST_VIDEO_FORMAT_GRAY16_LE:
- case GST_VIDEO_FORMAT_Y16:
- return 2;
- case GST_VIDEO_FORMAT_UYVP:
- /* UYVP is packed at the bit level, so pixel stride doesn't make sense */
- return 0;
- case GST_VIDEO_FORMAT_RGB8_PALETTED:
- return 1;
- case GST_VIDEO_FORMAT_ARGB64:
- case GST_VIDEO_FORMAT_AYUV64:
- return 8;
- default:
- return 0;
- }
+ return &formats[format].info;
}
/**
@@ -709,23 +587,19 @@ void
gst_video_info_set_format (GstVideoInfo * info, GstVideoFormat format,
guint width, guint height)
{
- gint i;
+ const GstVideoFormatInfo *finfo;
g_return_if_fail (info != NULL);
g_return_if_fail (format != GST_VIDEO_FORMAT_UNKNOWN);
+ finfo = &formats[format].info;
+
info->flags = 0;
- info->format = format;
+ info->finfo = finfo;
info->width = width;
info->height = height;
- info->n_planes = formats[format].n_planes;
- info->size = get_size (format, info->width, info->height);
fill_planes (info);
-
- for (i = 0; i < info->n_planes; i++) {
- info->stride[i] = get_stride (format, i, info->width);
- }
}
/**
@@ -752,6 +626,8 @@ gst_video_info_from_caps (GstVideoInfo * info, const GstCaps * caps)
g_return_val_if_fail (caps != NULL, FALSE);
g_return_val_if_fail (gst_caps_is_fixed (caps), FALSE);
+ GST_DEBUG ("parsing caps %" GST_PTR_FORMAT, caps);
+
structure = gst_caps_get_structure (caps, 0);
if (!gst_structure_has_name (structure, "video/x-raw"))
@@ -811,22 +687,27 @@ gst_video_info_from_caps (GstVideoInfo * info, const GstCaps * caps)
/* ERROR */
wrong_name:
{
+ GST_ERROR ("wrong name, expected video/x-raw");
return FALSE;
}
no_format:
{
+ GST_ERROR ("no format given");
return FALSE;
}
unknown_format:
{
+ GST_ERROR ("unknown format given");
return FALSE;
}
no_width:
{
+ GST_ERROR ("no width property given");
return FALSE;
}
no_height:
{
+ GST_ERROR ("no height property given");
return FALSE;
}
}
@@ -846,9 +727,10 @@ gst_video_info_to_caps (GstVideoInfo * info)
const gchar *format;
g_return_val_if_fail (info != NULL, NULL);
- g_return_val_if_fail (info->format != GST_VIDEO_FORMAT_UNKNOWN, NULL);
+ g_return_val_if_fail (info->finfo != NULL, NULL);
+ g_return_val_if_fail (info->finfo->format != GST_VIDEO_FORMAT_UNKNOWN, NULL);
- format = gst_video_format_to_string (info->format);
+ format = gst_video_format_to_string (info->finfo->format);
g_return_val_if_fail (format != NULL, NULL);
caps = gst_caps_new_simple ("video/x-raw",
@@ -901,12 +783,11 @@ gst_video_frame_map (GstVideoFrame * frame, GstVideoInfo * info,
if (meta) {
frame->info.flags = meta->flags;
- frame->info.format = meta->format;
+ frame->info.finfo = &formats[meta->format].info;
frame->info.width = meta->width;
frame->info.height = meta->height;
- frame->info.n_planes = meta->n_planes;
- for (i = 0; i < info->n_planes; i++) {
+ for (i = 0; i < info->finfo->n_planes; i++) {
frame->data[i] =
gst_meta_video_map (meta, i, &frame->info.stride[i], flags);
}
@@ -921,7 +802,7 @@ gst_video_frame_map (GstVideoFrame * frame, GstVideoInfo * info,
goto invalid_size;
/* set up pointers */
- for (i = 0; i < info->n_planes; i++) {
+ for (i = 0; i < info->finfo->n_planes; i++) {
frame->data[i] = data + info->offset[i];
}
}
@@ -930,6 +811,7 @@ gst_video_frame_map (GstVideoFrame * frame, GstVideoInfo * info,
/* ERRORS */
invalid_size:
{
+ GST_ERROR ("invalid buffer size");
gst_buffer_unmap (buffer, data, size);
return FALSE;
}
@@ -954,7 +836,7 @@ gst_video_frame_unmap (GstVideoFrame * frame)
meta = frame->meta;
if (meta) {
- for (i = 0; i < frame->info.n_planes; i++) {
+ for (i = 0; i < frame->info.finfo->n_planes; i++) {
gst_meta_video_unmap (meta, i, frame->data[i]);
}
} else {
@@ -985,11 +867,11 @@ gst_video_frame_copy (GstVideoFrame * dest, const GstVideoFrame * src)
sinfo = &src->info;
dinfo = &dest->info;
- g_return_val_if_fail (dinfo->format == sinfo->format, FALSE);
+ g_return_val_if_fail (dinfo->finfo->format == sinfo->finfo->format, FALSE);
g_return_val_if_fail (dinfo->width == sinfo->width
&& dinfo->height == sinfo->height, FALSE);
- n_planes = dinfo->n_planes;
+ n_planes = dinfo->finfo->n_planes;
for (i = 0; i < n_planes; i++) {
guint w, h, j;
@@ -1003,7 +885,7 @@ gst_video_frame_copy (GstVideoFrame * dest, const GstVideoFrame * src)
ds = dinfo->stride[i];
w = MIN (ABS (ss), ABS (ds));
- h = gst_video_format_get_component_height (dinfo->format, i, dinfo->height);
+ h = GST_VIDEO_FRAME_COMP_HEIGHT (dest, i);
GST_DEBUG ("w %d h %d", w, h);
@@ -1016,787 +898,199 @@ gst_video_frame_copy (GstVideoFrame * dest, const GstVideoFrame * src)
return TRUE;
}
-/**
- * get_stride:
- * @format: a #GstVideoFormat
- * @component: the component index
- * @width: the width of video
- *
- * Calculates the row stride (number of bytes from one row of pixels to
- * the next) for the video component with an index of @component. For
- * YUV video, Y, U, and V have component indices of 0, 1, and 2,
- * respectively. For RGB video, R, G, and B have component indicies of
- * 0, 1, and 2, respectively. Alpha channels, if present, have a component
- * index of 3. The @width parameter always represents the width of the
- * video, not the component.
- *
- * Since: 0.10.16
- *
- * Returns: row stride of component @component
- */
static int
-get_stride (GstVideoFormat format, int plane, int width)
+fill_planes (GstVideoInfo * info)
{
- switch (format) {
- case GST_VIDEO_FORMAT_I420:
- case GST_VIDEO_FORMAT_YV12:
- if (plane == 0) {
- return GST_ROUND_UP_4 (width);
- } else {
- return GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2);
- }
- case GST_VIDEO_FORMAT_YUY2:
- case GST_VIDEO_FORMAT_YVYU:
- case GST_VIDEO_FORMAT_UYVY:
- return GST_ROUND_UP_4 (width * 2);
- case GST_VIDEO_FORMAT_AYUV:
- case GST_VIDEO_FORMAT_RGBx:
- case GST_VIDEO_FORMAT_BGRx:
- case GST_VIDEO_FORMAT_xRGB:
- case GST_VIDEO_FORMAT_xBGR:
- case GST_VIDEO_FORMAT_RGBA:
- case GST_VIDEO_FORMAT_BGRA:
- case GST_VIDEO_FORMAT_ARGB:
- case GST_VIDEO_FORMAT_ABGR:
- case GST_VIDEO_FORMAT_r210:
- return width * 4;
- case GST_VIDEO_FORMAT_RGB16:
- case GST_VIDEO_FORMAT_BGR16:
- case GST_VIDEO_FORMAT_RGB15:
- case GST_VIDEO_FORMAT_BGR15:
- return GST_ROUND_UP_4 (width * 2);
- case GST_VIDEO_FORMAT_RGB:
- case GST_VIDEO_FORMAT_BGR:
- case GST_VIDEO_FORMAT_v308:
- return GST_ROUND_UP_4 (width * 3);
- case GST_VIDEO_FORMAT_Y41B:
- if (plane == 0) {
- return GST_ROUND_UP_4 (width);
- } else {
- return GST_ROUND_UP_16 (width) / 4;
- }
- case GST_VIDEO_FORMAT_Y42B:
- if (plane == 0) {
- return GST_ROUND_UP_4 (width);
- } else {
- return GST_ROUND_UP_8 (width) / 2;
- }
- case GST_VIDEO_FORMAT_Y444:
- return GST_ROUND_UP_4 (width);
- case GST_VIDEO_FORMAT_v210:
- return ((width + 47) / 48) * 128;
- case GST_VIDEO_FORMAT_v216:
- return GST_ROUND_UP_8 (width * 4);
- case GST_VIDEO_FORMAT_NV12:
- case GST_VIDEO_FORMAT_NV21:
- return GST_ROUND_UP_4 (width);
- case GST_VIDEO_FORMAT_GRAY8:
- case GST_VIDEO_FORMAT_Y800:
- return GST_ROUND_UP_4 (width);
- case GST_VIDEO_FORMAT_GRAY16_BE:
- case GST_VIDEO_FORMAT_GRAY16_LE:
- case GST_VIDEO_FORMAT_Y16:
- return GST_ROUND_UP_4 (width * 2);
- case GST_VIDEO_FORMAT_UYVP:
- return GST_ROUND_UP_4 ((width * 2 * 5 + 3) / 4);
- case GST_VIDEO_FORMAT_A420:
- if (plane == 0 || plane == 3) {
- return GST_ROUND_UP_4 (width);
- } else {
- return GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2);
- }
- case GST_VIDEO_FORMAT_RGB8_PALETTED:
- return GST_ROUND_UP_4 (width);
- case GST_VIDEO_FORMAT_YUV9:
- case GST_VIDEO_FORMAT_YVU9:
- if (plane == 0) {
- return GST_ROUND_UP_4 (width);
- } else {
- return GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) / 4);
- }
- case GST_VIDEO_FORMAT_IYU1:
- return GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) +
- GST_ROUND_UP_4 (width) / 2);
- case GST_VIDEO_FORMAT_ARGB64:
- case GST_VIDEO_FORMAT_AYUV64:
- return width * 8;
- default:
- return 0;
- }
-}
+ gint width, height;
-/**
- * gst_video_format_get_component_width:
- * @format: a #GstVideoFormat
- * @component: the component index
- * @width: the width of video
- *
- * Calculates the width of the component. See
- * @gst_video_format_get_row_stride for a description
- * of the component index.
- *
- * Since: 0.10.16
- *
- * Returns: width of component @component
- */
-int
-gst_video_format_get_component_width (GstVideoFormat format,
- int component, int width)
-{
- g_return_val_if_fail (format != GST_VIDEO_FORMAT_UNKNOWN, 0);
- g_return_val_if_fail (component >= 0 && component <= 3, 0);
- g_return_val_if_fail (width > 0, 0);
+ width = info->width;
+ height = info->height;
- switch (format) {
- case GST_VIDEO_FORMAT_I420:
- case GST_VIDEO_FORMAT_YV12:
+ switch (info->finfo->format) {
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_YVYU:
case GST_VIDEO_FORMAT_UYVY:
- case GST_VIDEO_FORMAT_Y42B:
- case GST_VIDEO_FORMAT_v210:
- case GST_VIDEO_FORMAT_v216:
- case GST_VIDEO_FORMAT_NV12:
- case GST_VIDEO_FORMAT_NV21:
- case GST_VIDEO_FORMAT_UYVP:
- if (component == 0) {
- return width;
- } else {
- return GST_ROUND_UP_2 (width) / 2;
- }
- case GST_VIDEO_FORMAT_Y41B:
- case GST_VIDEO_FORMAT_YUV9:
- case GST_VIDEO_FORMAT_YVU9:
- case GST_VIDEO_FORMAT_IYU1:
- if (component == 0) {
- return width;
- } else {
- return GST_ROUND_UP_4 (width) / 4;
- }
+ info->stride[0] = GST_ROUND_UP_4 (width * 2);
+ info->offset[0] = 0;
+ info->size = info->stride[0] * height;
+ break;
case GST_VIDEO_FORMAT_AYUV:
case GST_VIDEO_FORMAT_RGBx:
- case GST_VIDEO_FORMAT_BGRx:
- case GST_VIDEO_FORMAT_xRGB:
- case GST_VIDEO_FORMAT_xBGR:
case GST_VIDEO_FORMAT_RGBA:
- case GST_VIDEO_FORMAT_BGRA:
- case GST_VIDEO_FORMAT_ARGB:
- case GST_VIDEO_FORMAT_ABGR:
- case GST_VIDEO_FORMAT_RGB:
- case GST_VIDEO_FORMAT_BGR:
- case GST_VIDEO_FORMAT_RGB16:
- case GST_VIDEO_FORMAT_BGR16:
- case GST_VIDEO_FORMAT_RGB15:
- case GST_VIDEO_FORMAT_BGR15:
- case GST_VIDEO_FORMAT_Y444:
- case GST_VIDEO_FORMAT_v308:
- case GST_VIDEO_FORMAT_GRAY8:
- case GST_VIDEO_FORMAT_GRAY16_BE:
- case GST_VIDEO_FORMAT_GRAY16_LE:
- case GST_VIDEO_FORMAT_Y800:
- case GST_VIDEO_FORMAT_Y16:
- case GST_VIDEO_FORMAT_RGB8_PALETTED:
- case GST_VIDEO_FORMAT_ARGB64:
- case GST_VIDEO_FORMAT_AYUV64:
- case GST_VIDEO_FORMAT_r210:
- return width;
- case GST_VIDEO_FORMAT_A420:
- if (component == 0 || component == 3) {
- return width;
- } else {
- return GST_ROUND_UP_2 (width) / 2;
- }
- default:
- return 0;
- }
-}
-
-/**
- * gst_video_format_get_component_height:
- * @format: a #GstVideoFormat
- * @component: the component index
- * @height: the height of video
- *
- * Calculates the height of the component. See
- * @gst_video_format_get_row_stride for a description
- * of the component index.
- *
- * Since: 0.10.16
- *
- * Returns: height of component @component
- */
-int
-gst_video_format_get_component_height (GstVideoFormat format,
- int component, int height)
-{
- g_return_val_if_fail (format != GST_VIDEO_FORMAT_UNKNOWN, 0);
- g_return_val_if_fail (component >= 0 && component <= 3, 0);
- g_return_val_if_fail (height > 0, 0);
-
- switch (format) {
- case GST_VIDEO_FORMAT_I420:
- case GST_VIDEO_FORMAT_YV12:
- case GST_VIDEO_FORMAT_NV12:
- case GST_VIDEO_FORMAT_NV21:
- if (component == 0) {
- return height;
- } else {
- return GST_ROUND_UP_2 (height) / 2;
- }
- case GST_VIDEO_FORMAT_Y41B:
- case GST_VIDEO_FORMAT_Y42B:
- case GST_VIDEO_FORMAT_YUY2:
- case GST_VIDEO_FORMAT_YVYU:
- case GST_VIDEO_FORMAT_UYVY:
- case GST_VIDEO_FORMAT_AYUV:
- case GST_VIDEO_FORMAT_RGBx:
case GST_VIDEO_FORMAT_BGRx:
- case GST_VIDEO_FORMAT_xRGB:
- case GST_VIDEO_FORMAT_xBGR:
- case GST_VIDEO_FORMAT_RGBA:
case GST_VIDEO_FORMAT_BGRA:
+ case GST_VIDEO_FORMAT_xRGB:
case GST_VIDEO_FORMAT_ARGB:
+ case GST_VIDEO_FORMAT_xBGR:
case GST_VIDEO_FORMAT_ABGR:
- case GST_VIDEO_FORMAT_RGB:
- case GST_VIDEO_FORMAT_BGR:
+ case GST_VIDEO_FORMAT_r210:
+ info->stride[0] = width * 4;
+ info->offset[0] = 0;
+ info->size = info->stride[0] * height;
+ break;
case GST_VIDEO_FORMAT_RGB16:
case GST_VIDEO_FORMAT_BGR16:
case GST_VIDEO_FORMAT_RGB15:
case GST_VIDEO_FORMAT_BGR15:
- case GST_VIDEO_FORMAT_Y444:
- case GST_VIDEO_FORMAT_v210:
- case GST_VIDEO_FORMAT_v216:
- case GST_VIDEO_FORMAT_v308:
- case GST_VIDEO_FORMAT_GRAY8:
- case GST_VIDEO_FORMAT_GRAY16_BE:
- case GST_VIDEO_FORMAT_GRAY16_LE:
- case GST_VIDEO_FORMAT_Y800:
- case GST_VIDEO_FORMAT_Y16:
- case GST_VIDEO_FORMAT_UYVP:
- case GST_VIDEO_FORMAT_RGB8_PALETTED:
- case GST_VIDEO_FORMAT_IYU1:
- case GST_VIDEO_FORMAT_ARGB64:
- case GST_VIDEO_FORMAT_AYUV64:
- case GST_VIDEO_FORMAT_r210:
- return height;
- case GST_VIDEO_FORMAT_A420:
- if (component == 0 || component == 3) {
- return height;
- } else {
- return GST_ROUND_UP_2 (height) / 2;
- }
- case GST_VIDEO_FORMAT_YUV9:
- case GST_VIDEO_FORMAT_YVU9:
- if (component == 0) {
- return height;
- } else {
- return GST_ROUND_UP_4 (height) / 4;
- }
- default:
- return 0;
- }
-}
-
-/**
- * gst_video_format_get_component_offset:
- * @format: a #GstVideoFormat
- * @component: the component index
- * @width: the width of video
- * @height: the height of video
- *
- * Calculates the offset (in bytes) of the first pixel of the component
- * with index @component. For packed formats, this will typically be a
- * small integer (0, 1, 2, 3). For planar formats, this will be a
- * (relatively) large offset to the beginning of the second or third
- * component planes. See @gst_video_format_get_row_stride for a description
- * of the component index.
- *
- * Since: 0.10.16
- *
- * Returns: offset of component @component
- */
-int
-gst_video_format_get_component_offset (GstVideoFormat format,
- int component, int width, int height)
-{
- g_return_val_if_fail (format != GST_VIDEO_FORMAT_UNKNOWN, 0);
- g_return_val_if_fail (component >= 0 && component <= 3, 0);
- g_return_val_if_fail ((!gst_video_format_is_yuv (format)) || (width > 0
- && height > 0), 0);
-
- switch (format) {
- case GST_VIDEO_FORMAT_I420:
- if (component == 0)
- return 0;
- if (component == 1)
- return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height);
- if (component == 2) {
- return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height) +
- GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2) *
- (GST_ROUND_UP_2 (height) / 2);
- }
- break;
- case GST_VIDEO_FORMAT_YV12: /* same as I420, but components 1+2 swapped */
- if (component == 0)
- return 0;
- if (component == 2)
- return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height);
- if (component == 1) {
- return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height) +
- GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2) *
- (GST_ROUND_UP_2 (height) / 2);
- }
- break;
- case GST_VIDEO_FORMAT_YUY2:
- if (component == 0)
- return 0;
- if (component == 1)
- return 1;
- if (component == 2)
- return 3;
- break;
- case GST_VIDEO_FORMAT_YVYU:
- if (component == 0)
- return 0;
- if (component == 1)
- return 3;
- if (component == 2)
- return 1;
- break;
- case GST_VIDEO_FORMAT_UYVY:
- if (component == 0)
- return 1;
- if (component == 1)
- return 0;
- if (component == 2)
- return 2;
- break;
- case GST_VIDEO_FORMAT_AYUV:
- if (component == 0)
- return 1;
- if (component == 1)
- return 2;
- if (component == 2)
- return 3;
- if (component == 3)
- return 0;
- break;
- case GST_VIDEO_FORMAT_RGBx:
- case GST_VIDEO_FORMAT_RGBA:
- if (component == 0)
- return 0;
- if (component == 1)
- return 1;
- if (component == 2)
- return 2;
- if (component == 3)
- return 3;
- break;
- case GST_VIDEO_FORMAT_BGRx:
- case GST_VIDEO_FORMAT_BGRA:
- if (component == 0)
- return 2;
- if (component == 1)
- return 1;
- if (component == 2)
- return 0;
- if (component == 3)
- return 3;
- break;
- case GST_VIDEO_FORMAT_xRGB:
- case GST_VIDEO_FORMAT_ARGB:
- if (component == 0)
- return 1;
- if (component == 1)
- return 2;
- if (component == 2)
- return 3;
- if (component == 3)
- return 0;
- break;
- case GST_VIDEO_FORMAT_xBGR:
- case GST_VIDEO_FORMAT_ABGR:
- if (component == 0)
- return 3;
- if (component == 1)
- return 2;
- if (component == 2)
- return 1;
- if (component == 3)
- return 0;
+ info->stride[0] = GST_ROUND_UP_4 (width * 2);
+ info->offset[0] = 0;
+ info->size = info->stride[0] * height;
break;
case GST_VIDEO_FORMAT_RGB:
- case GST_VIDEO_FORMAT_v308:
- if (component == 0)
- return 0;
- if (component == 1)
- return 1;
- if (component == 2)
- return 2;
- break;
case GST_VIDEO_FORMAT_BGR:
- if (component == 0)
- return 2;
- if (component == 1)
- return 1;
- if (component == 2)
- return 0;
- break;
- case GST_VIDEO_FORMAT_Y41B:
- if (component == 0)
- return 0;
- if (component == 1)
- return GST_ROUND_UP_4 (width) * height;
- if (component == 2)
- return (GST_ROUND_UP_4 (width) +
- (GST_ROUND_UP_16 (width) / 4)) * height;
- break;
- case GST_VIDEO_FORMAT_Y42B:
- if (component == 0)
- return 0;
- if (component == 1)
- return GST_ROUND_UP_4 (width) * height;
- if (component == 2)
- return (GST_ROUND_UP_4 (width) + (GST_ROUND_UP_8 (width) / 2)) * height;
+ case GST_VIDEO_FORMAT_v308:
+ info->stride[0] = GST_ROUND_UP_4 (width * 3);
+ info->offset[0] = 0;
+ info->size = info->stride[0] * height;
break;
- case GST_VIDEO_FORMAT_Y444:
- return GST_ROUND_UP_4 (width) * height * component;
case GST_VIDEO_FORMAT_v210:
- case GST_VIDEO_FORMAT_r210:
- /* v210 is bit-packed, so this doesn't make sense */
- return 0;
- case GST_VIDEO_FORMAT_v216:
- if (component == 0)
- return 0;
- if (component == 1)
- return 2;
- if (component == 2)
- return 6;
- break;
- case GST_VIDEO_FORMAT_NV12:
- if (component == 0)
- return 0;
- if (component == 1)
- return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height);
- if (component == 2)
- return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height) + 1;
+ info->stride[0] = ((width + 47) / 48) * 128;
+ info->offset[0] = 0;
+ info->size = info->stride[0] * height;
break;
- case GST_VIDEO_FORMAT_NV21:
- if (component == 0)
- return 0;
- if (component == 1)
- return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height) + 1;
- if (component == 2)
- return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height);
+ case GST_VIDEO_FORMAT_v216:
+ info->stride[0] = GST_ROUND_UP_8 (width * 4);
+ info->offset[0] = 0;
+ info->size = info->stride[0] * height;
break;
case GST_VIDEO_FORMAT_GRAY8:
+ case GST_VIDEO_FORMAT_Y800:
+ info->stride[0] = GST_ROUND_UP_4 (width);
+ info->offset[0] = 0;
+ info->size = info->stride[0] * height;
+ break;
case GST_VIDEO_FORMAT_GRAY16_BE:
case GST_VIDEO_FORMAT_GRAY16_LE:
- case GST_VIDEO_FORMAT_Y800:
case GST_VIDEO_FORMAT_Y16:
- return 0;
+ info->stride[0] = GST_ROUND_UP_4 (width * 2);
+ info->offset[0] = 0;
+ info->size = info->stride[0] * height;
+ break;
case GST_VIDEO_FORMAT_UYVP:
- /* UYVP is bit-packed, so this doesn't make sense */
- return 0;
- case GST_VIDEO_FORMAT_A420:
- if (component == 0)
- return 0;
- if (component == 1)
- return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height);
- if (component == 2) {
- return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height) +
- GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2) *
- (GST_ROUND_UP_2 (height) / 2);
- }
- if (component == 3) {
- return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height) +
- 2 * GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2) *
- (GST_ROUND_UP_2 (height) / 2);
- }
+ info->stride[0] = GST_ROUND_UP_4 ((width * 2 * 5 + 3) / 4);
+ info->offset[0] = 0;
+ info->size = info->stride[0] * height;
break;
case GST_VIDEO_FORMAT_RGB8_PALETTED:
- return 0;
- case GST_VIDEO_FORMAT_YUV9:
- if (component == 0)
- return 0;
- if (component == 1)
- return GST_ROUND_UP_4 (width) * height;
- if (component == 2) {
- return GST_ROUND_UP_4 (width) * height +
- GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) / 4) *
- (GST_ROUND_UP_4 (height) / 4);
- }
- break;
- case GST_VIDEO_FORMAT_YVU9:
- if (component == 0)
- return 0;
- if (component == 1) {
- return GST_ROUND_UP_4 (width) * height +
- GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) / 4) *
- (GST_ROUND_UP_4 (height) / 4);
- }
- if (component == 2)
- return GST_ROUND_UP_4 (width) * height;
+ info->stride[0] = GST_ROUND_UP_4 (width);
+ info->offset[0] = 0;
+ info->size = info->stride[0] * height;
break;
case GST_VIDEO_FORMAT_IYU1:
- if (component == 0)
- return 1;
- if (component == 1)
- return 0;
- if (component == 2)
- return 4;
- break;
- case GST_VIDEO_FORMAT_ARGB64:
- case GST_VIDEO_FORMAT_AYUV64:
- if (component == 0)
- return 2;
- if (component == 1)
- return 4;
- if (component == 2)
- return 6;
- if (component == 3)
- return 0;
- break;
- default:
+ info->stride[0] = GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) +
+ GST_ROUND_UP_4 (width) / 2);
+ info->offset[0] = 0;
+ info->size = info->stride[0] * height;
break;
- }
- GST_WARNING ("unhandled format %d or component %d", format, component);
- return 0;
-}
-
-/**
- * get_plane_offset:
- * @format: a #GstVideoFormat
- * @plane: the plane index
- * @width: the width of video
- * @height: the height of video
- *
- * Calculates the offset (in bytes) of the first pixel of the plane
- * with index @plane. For packed formats, this will typically be 0.
- * For planar formats, this will be a (relatively) large offset to the
- * beginning of the second or third plane planes.
- * See @gst_video_format_get_row_stride for a description
- * of the plane index.
- *
- * Since: 0.10.16
- *
- * Returns: offset of plane @plane
- */
-static int
-fill_planes (GstVideoInfo * info)
-{
- int width;
- int height;
-
- width = info->width;
- height = info->height;
-
- switch (info->format) {
- case GST_VIDEO_FORMAT_YUY2:
- case GST_VIDEO_FORMAT_YVYU:
- case GST_VIDEO_FORMAT_UYVY:
- case GST_VIDEO_FORMAT_AYUV:
- case GST_VIDEO_FORMAT_RGBx:
- case GST_VIDEO_FORMAT_RGBA:
- case GST_VIDEO_FORMAT_BGRx:
- case GST_VIDEO_FORMAT_BGRA:
- case GST_VIDEO_FORMAT_xRGB:
- case GST_VIDEO_FORMAT_ARGB:
- case GST_VIDEO_FORMAT_xBGR:
- case GST_VIDEO_FORMAT_ABGR:
- case GST_VIDEO_FORMAT_RGB:
- case GST_VIDEO_FORMAT_v308:
- case GST_VIDEO_FORMAT_BGR:
- case GST_VIDEO_FORMAT_v210:
- case GST_VIDEO_FORMAT_r210:
- case GST_VIDEO_FORMAT_v216:
- case GST_VIDEO_FORMAT_GRAY8:
- case GST_VIDEO_FORMAT_GRAY16_BE:
- case GST_VIDEO_FORMAT_GRAY16_LE:
- case GST_VIDEO_FORMAT_Y800:
- case GST_VIDEO_FORMAT_Y16:
- case GST_VIDEO_FORMAT_UYVP:
- case GST_VIDEO_FORMAT_RGB8_PALETTED:
- case GST_VIDEO_FORMAT_IYU1:
case GST_VIDEO_FORMAT_ARGB64:
case GST_VIDEO_FORMAT_AYUV64:
- info->n_planes = 1;
+ info->stride[0] = width * 8;
info->offset[0] = 0;
+ info->size = info->stride[0] * height;
break;
case GST_VIDEO_FORMAT_I420:
- info->n_planes = 3;
+ info->stride[0] = GST_ROUND_UP_4 (width);
+ info->stride[1] = GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2);
+ info->stride[2] = info->stride[1];
info->offset[0] = 0;
- info->offset[1] = GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height);
+ info->offset[1] = info->stride[0] * GST_ROUND_UP_2 (height);
info->offset[2] = info->offset[1] +
- GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2) *
- (GST_ROUND_UP_2 (height) / 2);
+ info->stride[1] * (GST_ROUND_UP_2 (height) / 2);
+ info->size = info->offset[2] +
+ info->stride[2] * (GST_ROUND_UP_2 (height) / 2);
break;
case GST_VIDEO_FORMAT_YV12: /* same as I420, but plane 1+2 swapped */
- info->n_planes = 3;
+ info->stride[0] = GST_ROUND_UP_4 (width);
+ info->stride[1] = GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2);
+ info->stride[2] = info->stride[1];
info->offset[0] = 0;
- info->offset[2] = GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height);
+ info->offset[2] = info->stride[0] * GST_ROUND_UP_2 (height);
info->offset[1] = info->offset[2] +
- GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2) *
- (GST_ROUND_UP_2 (height) / 2);
+ info->stride[1] * (GST_ROUND_UP_2 (height) / 2);
+ info->size = info->offset[1] +
+ info->stride[2] * (GST_ROUND_UP_2 (height) / 2);
break;
case GST_VIDEO_FORMAT_Y41B:
- info->n_planes = 3;
+ info->stride[0] = GST_ROUND_UP_4 (width);
+ info->stride[1] = GST_ROUND_UP_16 (width) / 4;
+ info->stride[2] = info->stride[1];
info->offset[0] = 0;
- info->offset[1] = GST_ROUND_UP_4 (width) * height;
- info->offset[2] = (GST_ROUND_UP_4 (width) +
- (GST_ROUND_UP_16 (width) / 4)) * height;
+ info->offset[1] = info->stride[0] * height;
+ info->offset[2] = info->offset[1] + info->stride[1] * height;
+ /* simplification of ROUNDUP4(w)*h + 2*((ROUNDUP16(w)/4)*h */
+ info->size = (info->stride[0] + (GST_ROUND_UP_16 (width) / 2)) * height;
break;
case GST_VIDEO_FORMAT_Y42B:
- info->n_planes = 3;
+ info->stride[0] = GST_ROUND_UP_4 (width);
+ info->stride[1] = GST_ROUND_UP_8 (width) / 2;
+ info->stride[2] = info->stride[1];
info->offset[0] = 0;
- info->offset[1] = GST_ROUND_UP_4 (width) * height;
- info->offset[2] =
- (GST_ROUND_UP_4 (width) + (GST_ROUND_UP_8 (width) / 2)) * height;
+ info->offset[1] = info->stride[0] * height;
+ info->offset[2] = info->offset[1] + info->stride[1] * height;
+ /* simplification of ROUNDUP4(w)*h + 2*(ROUNDUP8(w)/2)*h */
+ info->size = (info->stride[0] + GST_ROUND_UP_8 (width)) * height;
break;
case GST_VIDEO_FORMAT_Y444:
- info->n_planes = 3;
+ info->stride[0] = GST_ROUND_UP_4 (width);
+ info->stride[1] = info->stride[0];
+ info->stride[2] = info->stride[0];
info->offset[0] = 0;
- info->offset[1] = GST_ROUND_UP_4 (width) * height;
- info->offset[2] = GST_ROUND_UP_4 (width) * height * 2;
+ info->offset[1] = info->stride[0] * height;
+ info->offset[2] = info->offset[1] * 2;
+ info->size = info->stride[0] * height * 3;
break;
case GST_VIDEO_FORMAT_NV12:
case GST_VIDEO_FORMAT_NV21:
- info->n_planes = 2;
+ info->stride[0] = GST_ROUND_UP_4 (width);
+ info->stride[1] = info->stride[0];
info->offset[0] = 0;
- info->offset[1] = GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height);
+ info->offset[1] = info->stride[0] * GST_ROUND_UP_2 (height);
+ info->size = info->stride[0] * GST_ROUND_UP_2 (height) * 3 / 2;
break;
case GST_VIDEO_FORMAT_A420:
- info->n_planes = 4;
+ info->stride[0] = GST_ROUND_UP_4 (width);
+ info->stride[1] = GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2);
+ info->stride[2] = info->stride[1];
+ info->stride[3] = info->stride[0];
info->offset[0] = 0;
- info->offset[1] = GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height);
+ info->offset[1] = info->stride[0] * GST_ROUND_UP_2 (height);
info->offset[2] = info->offset[1] +
- GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2) *
- (GST_ROUND_UP_2 (height) / 2);
+ info->stride[1] * (GST_ROUND_UP_2 (height) / 2);
info->offset[3] = info->offset[2] +
- GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2) *
- (GST_ROUND_UP_2 (height) / 2);
+ info->stride[2] * (GST_ROUND_UP_2 (height) / 2);
+ info->size = info->offset[3] + info->stride[0];
break;
case GST_VIDEO_FORMAT_YUV9:
- info->n_planes = 3;
+ info->stride[0] = GST_ROUND_UP_4 (width);
+ info->stride[1] = GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) / 4);
+ info->stride[2] = info->stride[1];
info->offset[0] = 0;
- info->offset[1] = GST_ROUND_UP_4 (width) * height;
+ info->offset[1] = info->stride[0] * height;
info->offset[2] = info->offset[1] +
- GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) / 4) *
- (GST_ROUND_UP_4 (height) / 4);
+ info->stride[1] * (GST_ROUND_UP_4 (height) / 4);
+ info->size = info->offset[2] +
+ info->stride[2] * (GST_ROUND_UP_4 (height) / 4);
break;
case GST_VIDEO_FORMAT_YVU9:
- info->n_planes = 3;
+ info->stride[0] = GST_ROUND_UP_4 (width);
+ info->stride[1] = GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) / 4);
+ info->stride[2] = info->stride[1];
info->offset[0] = 0;
- info->offset[2] = GST_ROUND_UP_4 (width) * height;
+ info->offset[2] = info->stride[0] * height;
info->offset[1] = info->offset[2] +
- GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) / 4) *
- (GST_ROUND_UP_4 (height) / 4);
+ info->stride[1] * (GST_ROUND_UP_4 (height) / 4);
+ info->size = info->offset[2] +
+ info->stride[2] * (GST_ROUND_UP_4 (height) / 4);
break;
- default:
- GST_WARNING ("unhandled format %d", info->format);
+ case GST_VIDEO_FORMAT_UNKNOWN:
+ GST_ERROR ("invalid format");
+ g_warning ("invalid format");
break;
}
return 0;
}
/**
- * get_size:
- * @format: a #GstVideoFormat
- * @width: the width of video
- * @height: the height of video
- *
- * Calculates the total number of bytes in the raw video format. This
- * number should be used when allocating a buffer for raw video.
- *
- * Returns: size (in bytes) of raw video format
- */
-static int
-get_size (GstVideoFormat format, int width, int height)
-{
- int size;
-
- g_return_val_if_fail (format != GST_VIDEO_FORMAT_UNKNOWN, 0);
- g_return_val_if_fail (width > 0 && height > 0, 0);
-
- switch (format) {
- case GST_VIDEO_FORMAT_I420:
- case GST_VIDEO_FORMAT_YV12:
- size = GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height);
- size += GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2) *
- (GST_ROUND_UP_2 (height) / 2) * 2;
- return size;
- case GST_VIDEO_FORMAT_IYU1:
- return GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) +
- GST_ROUND_UP_4 (width) / 2) * height;
- case GST_VIDEO_FORMAT_YUY2:
- case GST_VIDEO_FORMAT_YVYU:
- case GST_VIDEO_FORMAT_UYVY:
- return GST_ROUND_UP_4 (width * 2) * height;
- case GST_VIDEO_FORMAT_AYUV:
- case GST_VIDEO_FORMAT_RGBx:
- case GST_VIDEO_FORMAT_BGRx:
- case GST_VIDEO_FORMAT_xRGB:
- case GST_VIDEO_FORMAT_xBGR:
- case GST_VIDEO_FORMAT_RGBA:
- case GST_VIDEO_FORMAT_BGRA:
- case GST_VIDEO_FORMAT_ARGB:
- case GST_VIDEO_FORMAT_ABGR:
- case GST_VIDEO_FORMAT_r210:
- return width * 4 * height;
- case GST_VIDEO_FORMAT_RGB16:
- case GST_VIDEO_FORMAT_BGR16:
- case GST_VIDEO_FORMAT_RGB15:
- case GST_VIDEO_FORMAT_BGR15:
- return GST_ROUND_UP_4 (width * 2) * height;
- case GST_VIDEO_FORMAT_RGB:
- case GST_VIDEO_FORMAT_BGR:
- case GST_VIDEO_FORMAT_v308:
- return GST_ROUND_UP_4 (width * 3) * height;
- case GST_VIDEO_FORMAT_Y41B:
- /* simplification of ROUNDUP4(w)*h + 2*((ROUNDUP16(w)/4)*h */
- return (GST_ROUND_UP_4 (width) + (GST_ROUND_UP_16 (width) / 2)) * height;
- case GST_VIDEO_FORMAT_Y42B:
- /* simplification of ROUNDUP4(w)*h + 2*(ROUNDUP8(w)/2)*h */
- return (GST_ROUND_UP_4 (width) + GST_ROUND_UP_8 (width)) * height;
- case GST_VIDEO_FORMAT_Y444:
- return GST_ROUND_UP_4 (width) * height * 3;
- case GST_VIDEO_FORMAT_v210:
- return ((width + 47) / 48) * 128 * height;
- case GST_VIDEO_FORMAT_v216:
- return GST_ROUND_UP_8 (width * 4) * height;
- case GST_VIDEO_FORMAT_NV12:
- case GST_VIDEO_FORMAT_NV21:
- return GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height) * 3 / 2;
- case GST_VIDEO_FORMAT_GRAY8:
- case GST_VIDEO_FORMAT_Y800:
- case GST_VIDEO_FORMAT_RGB8_PALETTED:
- return GST_ROUND_UP_4 (width) * height;
- case GST_VIDEO_FORMAT_GRAY16_BE:
- case GST_VIDEO_FORMAT_GRAY16_LE:
- case GST_VIDEO_FORMAT_Y16:
- return GST_ROUND_UP_4 (width * 2) * height;
- case GST_VIDEO_FORMAT_UYVP:
- return GST_ROUND_UP_4 ((width * 2 * 5 + 3) / 4) * height;
- case GST_VIDEO_FORMAT_A420:
- size = 2 * GST_ROUND_UP_4 (width) * GST_ROUND_UP_2 (height);
- size += GST_ROUND_UP_4 (GST_ROUND_UP_2 (width) / 2) *
- (GST_ROUND_UP_2 (height) / 2) * 2;
- return size;
- case GST_VIDEO_FORMAT_YUV9:
- case GST_VIDEO_FORMAT_YVU9:
- size = GST_ROUND_UP_4 (width) * height;
- size += GST_ROUND_UP_4 (GST_ROUND_UP_4 (width) / 4) *
- (GST_ROUND_UP_4 (height) / 4) * 2;
- return size;
- case GST_VIDEO_FORMAT_ARGB64:
- case GST_VIDEO_FORMAT_AYUV64:
- return width * 8 * height;
- default:
- return 0;
- }
-}
-
-/**
* gst_video_format_convert:
* @info: a #GstVideoInfo
* @src_format: #GstFormat of the @src_value
@@ -1822,7 +1116,8 @@ gst_video_info_convert (GstVideoInfo * info,
int size, fps_n, fps_d;
g_return_val_if_fail (info != NULL, 0);
- g_return_val_if_fail (info->format != GST_VIDEO_FORMAT_UNKNOWN, 0);
+ g_return_val_if_fail (info->finfo != NULL, 0);
+ g_return_val_if_fail (info->finfo->format != GST_VIDEO_FORMAT_UNKNOWN, 0);
g_return_val_if_fail (info->size > 0, 0);
size = info->size;
diff --git a/gst-libs/gst/video/video.h b/gst-libs/gst/video/video.h
index 9445ed4c9..e10da946a 100644
--- a/gst-libs/gst/video/video.h
+++ b/gst-libs/gst/video/video.h
@@ -121,6 +121,76 @@ typedef enum {
GST_VIDEO_FORMAT_r210
} GstVideoFormat;
+#define GST_VIDEO_MAX_PLANES 4
+#define GST_VIDEO_MAX_COMPONENTS 4
+
+typedef struct _GstVideoFormatInfo GstVideoFormatInfo;
+
+typedef enum
+{
+ GST_VIDEO_FORMAT_FLAG_YUV = (1 << 0),
+ GST_VIDEO_FORMAT_FLAG_RGB = (1 << 1),
+ GST_VIDEO_FORMAT_FLAG_GRAY = (1 << 2),
+ GST_VIDEO_FORMAT_FLAG_ALPHA = (1 << 3)
+} GstVideoFormatFlags;
+
+#define GST_VIDEO_SUB_SCALE(scale,val) (-((-(val))>>(scale)))
+
+/**
+ * GstVideoFormatInfo:
+ * @format: #GstVideoFormat
+ * @name: string representation of the format
+ * @flags: #GstVideoFormatFlags
+ * @n_components: the number of components in the video format
+ * @depth: the depth for each component
+ * @pixel_stride: the pixel stride of each component. This is the amount of
+ * bytes to the pixel immediately to the right.
+ * @n_planes: the number of planes for this format
+ * @plane: the plane number where this component can be found
+ * @offset: the offset in the plane where the first pixel can be
+ * found.
+ * @w_sub: subsampling factor of the width
+ * @h_sub: subsampling factor of the height
+ */
+struct _GstVideoFormatInfo {
+ GstVideoFormat format;
+ const gchar *name;
+ GstVideoFormatFlags flags;
+ guint n_components;
+ guint depth[GST_VIDEO_MAX_COMPONENTS];
+ gint pixel_stride[GST_VIDEO_MAX_COMPONENTS];
+ guint n_planes;
+ guint plane[GST_VIDEO_MAX_COMPONENTS];
+ guint offset[GST_VIDEO_MAX_COMPONENTS];
+ guint w_sub[GST_VIDEO_MAX_COMPONENTS];
+ guint h_sub[GST_VIDEO_MAX_COMPONENTS];
+};
+
+#define GST_VIDEO_FORMAT_INFO_FORMAT(info) ((info)->format)
+#define GST_VIDEO_FORMAT_INFO_NAME(info) ((info)->name)
+#define GST_VIDEO_FORMAT_INFO_FLAGS(info) ((info)->flags)
+
+#define GST_VIDEO_FORMAT_INFO_IS_YUV(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_YUV)
+#define GST_VIDEO_FORMAT_INFO_IS_RGB(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_RGB)
+#define GST_VIDEO_FORMAT_INFO_IS_GRAY(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_GRAY)
+#define GST_VIDEO_FORMAT_INFO_HAS_ALPHA(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_ALPHA)
+
+#define GST_VIDEO_FORMAT_INFO_N_COMPONENTS(info) ((info)->n_components)
+#define GST_VIDEO_FORMAT_INFO_DEPTH(info,c) ((info)->depth[c])
+#define GST_VIDEO_FORMAT_INFO_PSTRIDE(info,c) ((info)->pixel_stride[c])
+#define GST_VIDEO_FORMAT_INFO_N_PLANES(info) ((info)->n_planes)
+#define GST_VIDEO_FORMAT_INFO_PLANE(info,c) ((info)->plane[c])
+#define GST_VIDEO_FORMAT_INFO_OFFSET(info,c) ((info)->offset[c])
+#define GST_VIDEO_FORMAT_INFO_W_SUB(info,c) ((info)->w_sub[c])
+#define GST_VIDEO_FORMAT_INFO_H_SUB(info,c) ((info)->h_sub[c])
+
+#define GST_VIDEO_FORMAT_INFO_SCALE_WIDTH(info,c,w) GST_VIDEO_SUB_SCALE ((info)->w_sub[(c)],(w))
+#define GST_VIDEO_FORMAT_INFO_SCALE_HEIGHT(info,c,h) GST_VIDEO_SUB_SCALE ((info)->h_sub[(c)],(h))
+
+#define GST_VIDEO_FORMAT_INFO_DATA(info,planes,comp) \
+ (((guint8*)(planes)[info->plane[comp]]) + info->offset[comp])
+#define GST_VIDEO_FORMAT_INFO_STRIDE(info,strides,comp) ((strides)[info->plane[comp]])
+
/* format properties */
GstVideoFormat gst_video_format_from_masks (gint depth, gint bpp, gint endianness,
gint red_mask, gint green_mask,
@@ -132,16 +202,8 @@ GstVideoFormat gst_video_format_from_string (const gchar *format) G_GNU
guint32 gst_video_format_to_fourcc (GstVideoFormat format) G_GNUC_CONST;
const gchar * gst_video_format_to_string (GstVideoFormat format) G_GNUC_CONST;
-gboolean gst_video_format_is_rgb (GstVideoFormat format) G_GNUC_CONST;
-gboolean gst_video_format_is_yuv (GstVideoFormat format) G_GNUC_CONST;
-gboolean gst_video_format_is_gray (GstVideoFormat format) G_GNUC_CONST;
-gboolean gst_video_format_has_alpha (GstVideoFormat format) G_GNUC_CONST;
-
-int gst_video_format_get_n_components (GstVideoFormat format) G_GNUC_CONST;
-int gst_video_format_get_component_depth (GstVideoFormat format,
- int component) G_GNUC_CONST;
-int gst_video_format_get_pixel_stride (GstVideoFormat format,
- int component) G_GNUC_CONST;
+const GstVideoFormatInfo *
+ gst_video_format_get_info (GstVideoFormat format) G_GNUC_CONST;
typedef struct _GstVideoInfo GstVideoInfo;
typedef struct _GstVideoFrame GstVideoFrame;
@@ -168,8 +230,6 @@ typedef enum {
GST_VIDEO_FLAG_PROGRESSIVE = (1 << 5)
} GstVideoFlags;
-#define GST_VIDEO_MAX_PLANES 4
-
/**
* GstVideoInfo:
* @flags: additional video flags
@@ -190,33 +250,51 @@ typedef enum {
* @par_d: the pixel-aspect-ratio demnominator
* @fps_n: the framerate numerator
* @fps_d: the framerate demnominator
- * @n_planes: the number of planes in the image
* @offset: offsets of the planes
* @stride: strides of the planes
*
* Extra buffer metadata describing image properties
*/
struct _GstVideoInfo {
- GstVideoFormat format;
- GstVideoFlags flags;
- gint width;
- gint height;
- guint size;
-
- const gchar *color_matrix;
- const gchar *chroma_site;
- GstBuffer *palette;
-
- gint par_n;
- gint par_d;
- gint fps_n;
- gint fps_d;
-
- guint n_planes;
- gsize offset[GST_VIDEO_MAX_PLANES];
- gint stride[GST_VIDEO_MAX_PLANES];
+ const GstVideoFormatInfo *finfo;
+ GstVideoFlags flags;
+ gint width;
+ gint height;
+ guint size;
+
+ const gchar *color_matrix;
+ const gchar *chroma_site;
+ GstBuffer *palette;
+
+ gint par_n;
+ gint par_d;
+ gint fps_n;
+ gint fps_d;
+
+ gsize offset[GST_VIDEO_MAX_PLANES];
+ gint stride[GST_VIDEO_MAX_PLANES];
};
+/* general info */
+#define GST_VIDEO_INFO_FORMAT(i) (GST_VIDEO_FORMAT_INFO_FORMAT((i)->finfo))
+#define GST_VIDEO_INFO_NAME(i) (GST_VIDEO_FORMAT_INFO_NAME((i)->finfo))
+#define GST_VIDEO_INFO_WIDTH(i) ((i)->width)
+#define GST_VIDEO_INFO_HEIGHT(i) ((i)->height)
+#define GST_VIDEO_INFO_SIZE(i) ((i)->size)
+
+/* dealing with planes */
+#define GST_VIDEO_INFO_N_PLANES(i) (GST_VIDEO_FORMAT_INFO_N_PLANES((i)->finfo))
+#define GST_VIDEO_INFO_PLANE_OFFSET(i,p) ((i)->offset[p])
+#define GST_VIDEO_INFO_PLANE_STRIDE(i,p) ((i)->stride[p])
+
+/* dealing with components */
+#define GST_VIDEO_INFO_N_COMPONENTS(i) GST_VIDEO_FORMAT_INFO_N_COMPONENTS((i)->finfo)
+#define GST_VIDEO_INFO_COMP_DATA(i,d,c) GST_VIDEO_FORMAT_INFO_DATA((i)->finfo,d,c)
+#define GST_VIDEO_INFO_COMP_STRIDE(i,c) GST_VIDEO_FORMAT_INFO_STRIDE((i)->finfo,(i)->stride,c)
+#define GST_VIDEO_INFO_COMP_WIDTH(i,c) GST_VIDEO_FORMAT_INFO_SCALE_WIDTH((i)->finfo,c,(i)->width)
+#define GST_VIDEO_INFO_COMP_HEIGHT(i,c) GST_VIDEO_FORMAT_INFO_SCALE_HEIGHT((i)->finfo,c,(i)->height)
+#define GST_VIDEO_INFO_COMP_PSTRIDE(i,c) GST_VIDEO_FORMAT_INFO_PSTRIDE((i)->finfo,c)
+
void gst_video_info_init (GstVideoInfo *info);
void gst_video_info_set_format (GstVideoInfo *info, GstVideoFormat format,
@@ -236,6 +314,7 @@ gboolean gst_video_info_convert (GstVideoInfo *info,
* GstVideoFrame:
* @info: the #GstVideoInfo
* @buffer: the mapped buffer
+ * @meta: pointer to metadata if any
* @data: pointers to the plane data
*
* A video frame obtained from gst_video_frame_map()
@@ -246,18 +325,33 @@ struct _GstVideoFrame {
GstBuffer *buffer;
gpointer meta;
- guint8 *data[GST_VIDEO_MAX_PLANES];
+ gpointer data[GST_VIDEO_MAX_PLANES];
};
-#define GST_VIDEO_FRAME_DATA(f,c) ((f)->data[c])
-#define GST_VIDEO_FRAME_STRIDE(f,c) ((f)->info.stride[c])
+gboolean gst_video_frame_map (GstVideoFrame *frame, GstVideoInfo *info,
+ GstBuffer *buffer, GstMapFlags flags);
+void gst_video_frame_unmap (GstVideoFrame *frame);
-gboolean gst_video_frame_map (GstVideoFrame *frame, GstVideoInfo *info,
- GstBuffer *buffer, GstMapFlags flags);
-void gst_video_frame_unmap (GstVideoFrame *frame);
+gboolean gst_video_frame_copy (GstVideoFrame *dest, const GstVideoFrame *src);
-gboolean gst_video_frame_copy (GstVideoFrame *dest, const GstVideoFrame *src);
+/* general info */
+#define GST_VIDEO_FRAME_FORMAT(f) (GST_VIDEO_INFO_FORMAT(&(f)->info))
+#define GST_VIDEO_FRAME_WIDTH(f) (GST_VIDEO_INFO_WIDTH(&(f)->info))
+#define GST_VIDEO_FRAME_HEIGHT(f) (GST_VIDEO_INFO_HEIGHT(&(f)->info))
+/* dealing with planes */
+#define GST_VIDEO_FRAME_N_PLANES(f) (GST_VIDEO_INFO_N_PLANES(&(f)->info))
+#define GST_VIDEO_FRAME_PLANE_DATA(f,p) ((f)->data[p])
+#define GST_VIDEO_FRAME_PLANE_OFFSET(f,p) (GST_VIDEO_INFO_PLANE_OFFSET(&(f)->info,p))
+#define GST_VIDEO_FRAME_PLANE_STRIDE(f,p) (GST_VIDEO_INFO_PLANE_STRIDE(&(f)->info,p))
+
+/* dealing with components */
+#define GST_VIDEO_FRAME_N_COMPONENTS(f) GST_VIDEO_INFO_N_COMPONENTS(&(f)->info)
+#define GST_VIDEO_FRAME_COMP_DATA(f,c) GST_VIDEO_INFO_COMP_DATA(&(f)->info,(f)->data,c)
+#define GST_VIDEO_FRAME_COMP_STRIDE(f,c) GST_VIDEO_INFO_COMP_STRIDE(&(f)->info,c)
+#define GST_VIDEO_FRAME_COMP_WIDTH(f,c) GST_VIDEO_INFO_COMP_WIDTH(&(f)->info,c)
+#define GST_VIDEO_FRAME_COMP_HEIGHT(f,c) GST_VIDEO_INFO_COMP_HEIGHT(&(f)->info,c)
+#define GST_VIDEO_FRAME_COMP_PSTRIDE(f,c) GST_VIDEO_INFO_COMP_PSTRIDE(&(f)->info,c)
#define GST_VIDEO_SIZE_RANGE "(int) [ 1, max ]"
#define GST_VIDEO_FPS_RANGE "(fraction) [ 0, max ]"
@@ -338,18 +432,6 @@ gboolean gst_video_calculate_display_ratio (guint * dar_n,
gboolean gst_video_parse_caps_framerate (GstCaps * caps, int *fps_n, int *fps_d);
GstBuffer * gst_video_parse_caps_palette (GstCaps * caps);
-int gst_video_format_get_component_width (GstVideoFormat format,
- int component,
- int width) G_GNUC_CONST;
-
-int gst_video_format_get_component_height (GstVideoFormat format,
- int component,
- int height) G_GNUC_CONST;
-int gst_video_format_get_component_offset (GstVideoFormat format,
- int component,
- int width,
- int height);
-
/* video still frame event creation and parsing */
GstEvent * gst_video_event_new_still_frame (gboolean in_still);
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-17 04:28:49 +0000