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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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video: add support for Y212 format
Y212 is a packed 12 bits 4:2:2 format in the order Y, U, Y, V, 2 bytes per component with the color value stored in the 12 most significant bits Refer to https://github.com/torvalds/linux/blob/master/include/uapi/drm/drm_fourcc.h#L174 for the LE variant
This commit is contained in:
Haihao Xiang
GStreamer Merge Bot
parent
0e74e190ad
commit
ea063721d2
4 changed files with 219 additions and 1 deletions
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@ -5930,6 +5930,8 @@ get_scale_format (GstVideoFormat format, gint plane)
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case GST_VIDEO_FORMAT_P016_LE:
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case GST_VIDEO_FORMAT_P012_BE:
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case GST_VIDEO_FORMAT_P012_LE:
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case GST_VIDEO_FORMAT_Y212_BE:
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case GST_VIDEO_FORMAT_Y212_LE:
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res = format;
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g_assert_not_reached ();
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break;
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@ -5956,6 +5956,212 @@ pack_P012_LE (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
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}
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}
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#define PACK_Y212_BE GST_VIDEO_FORMAT_AYUV64, unpack_Y212_BE, 1, pack_Y212_BE
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static void
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unpack_Y212_BE (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
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gpointer dest, const gpointer data[GST_VIDEO_MAX_PLANES],
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const gint stride[GST_VIDEO_MAX_PLANES], gint x, gint y, gint width)
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{
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int i;
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const guint8 *restrict s = GET_LINE (y);
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guint16 *restrict d = dest;
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guint Y0, Y1, U, V;
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s += GST_ROUND_DOWN_2 (x) * 4;
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if (x & 1) {
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Y1 = GST_READ_UINT16_BE (s + 4);
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U = GST_READ_UINT16_BE (s + 2);
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V = GST_READ_UINT16_BE (s + 6);
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if (!(flags & GST_VIDEO_PACK_FLAG_TRUNCATE_RANGE)) {
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Y1 |= (Y1 >> 12);
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U |= (U >> 12);
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V |= (V >> 12);
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}
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d[0] = 0xffff;
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d[1] = Y1;
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d[2] = U;
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d[3] = V;
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s += 8;
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d += 4;
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width--;
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}
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for (i = 0; i < width / 2; i++) {
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Y0 = GST_READ_UINT16_BE (s + i * 8 + 0);
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U = GST_READ_UINT16_BE (s + i * 8 + 2);
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V = GST_READ_UINT16_BE (s + i * 8 + 6);
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Y1 = GST_READ_UINT16_BE (s + i * 8 + 4);
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if (!(flags & GST_VIDEO_PACK_FLAG_TRUNCATE_RANGE)) {
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Y0 |= (Y0 >> 12);
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U |= (U >> 12);
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V |= (V >> 12);
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}
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d[i * 8 + 0] = 0xffff;
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d[i * 8 + 1] = Y0;
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d[i * 8 + 2] = U;
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d[i * 8 + 3] = V;
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d[i * 8 + 4] = 0xffff;
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d[i * 8 + 5] = Y1;
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d[i * 8 + 6] = U;
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d[i * 8 + 7] = V;
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}
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if (width & 1) {
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i = width - 1;
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Y0 = GST_READ_UINT16_BE (s + i * 4 + 0);
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U = GST_READ_UINT16_BE (s + i * 4 + 2);
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V = GST_READ_UINT16_BE (s + i * 4 + 6);
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if (!(flags & GST_VIDEO_PACK_FLAG_TRUNCATE_RANGE)) {
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Y0 |= (Y0 >> 12);
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U |= (U >> 12);
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V |= (V >> 12);
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}
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d[i * 4 + 0] = 0xffff;
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d[i * 4 + 1] = Y0;
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d[i * 4 + 2] = U;
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d[i * 4 + 3] = V;
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}
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}
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static void
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pack_Y212_BE (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
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const gpointer src, gint sstride, gpointer data[GST_VIDEO_MAX_PLANES],
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const gint stride[GST_VIDEO_MAX_PLANES], GstVideoChromaSite chroma_site,
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gint y, gint width)
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{
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int i;
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guint16 Y0, Y1, U, V;
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guint8 *restrict d = GET_LINE (y);
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const guint16 *restrict s = src;
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for (i = 0; i < width; i += 2) {
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Y0 = s[i * 4 + 1] & 0xfff0;
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U = s[i * 4 + 2] & 0xfff0;
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V = s[i * 4 + 3] & 0xfff0;
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if (i == width - 1)
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Y1 = s[i * 4 + 1] & 0xfff0;
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else
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Y1 = s[(i + 1) * 4 + 1] & 0xfff0;
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GST_WRITE_UINT16_BE (d + i * 4 + 0, Y0);
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GST_WRITE_UINT16_BE (d + i * 4 + 2, U);
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GST_WRITE_UINT16_BE (d + i * 4 + 4, Y1);
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GST_WRITE_UINT16_BE (d + i * 4 + 6, V);
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}
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}
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#define PACK_Y212_LE GST_VIDEO_FORMAT_AYUV64, unpack_Y212_LE, 1, pack_Y212_LE
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static void
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unpack_Y212_LE (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
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gpointer dest, const gpointer data[GST_VIDEO_MAX_PLANES],
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const gint stride[GST_VIDEO_MAX_PLANES], gint x, gint y, gint width)
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{
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int i;
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const guint8 *restrict s = GET_LINE (y);
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guint16 *restrict d = dest;
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guint Y0, Y1, U, V;
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s += GST_ROUND_DOWN_2 (x) * 4;
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if (x & 1) {
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Y1 = GST_READ_UINT16_LE (s + 4);
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U = GST_READ_UINT16_LE (s + 2);
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V = GST_READ_UINT16_LE (s + 6);
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if (!(flags & GST_VIDEO_PACK_FLAG_TRUNCATE_RANGE)) {
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Y1 |= (Y1 >> 12);
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U |= (U >> 12);
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V |= (V >> 12);
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}
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d[0] = 0xffff;
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d[1] = Y1;
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d[2] = U;
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d[3] = V;
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s += 8;
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d += 4;
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width--;
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}
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for (i = 0; i < width / 2; i++) {
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Y0 = GST_READ_UINT16_LE (s + i * 8 + 0);
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U = GST_READ_UINT16_LE (s + i * 8 + 2);
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V = GST_READ_UINT16_LE (s + i * 8 + 6);
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Y1 = GST_READ_UINT16_LE (s + i * 8 + 4);
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if (!(flags & GST_VIDEO_PACK_FLAG_TRUNCATE_RANGE)) {
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Y0 |= (Y0 >> 12);
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U |= (U >> 12);
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V |= (V >> 12);
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}
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d[i * 8 + 0] = 0xffff;
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d[i * 8 + 1] = Y0;
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d[i * 8 + 2] = U;
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d[i * 8 + 3] = V;
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d[i * 8 + 4] = 0xffff;
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d[i * 8 + 5] = Y1;
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d[i * 8 + 6] = U;
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d[i * 8 + 7] = V;
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}
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if (width & 1) {
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i = width - 1;
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Y0 = GST_READ_UINT16_LE (s + i * 4 + 0);
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U = GST_READ_UINT16_LE (s + i * 4 + 2);
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V = GST_READ_UINT16_LE (s + i * 4 + 6);
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if (!(flags & GST_VIDEO_PACK_FLAG_TRUNCATE_RANGE)) {
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Y0 |= (Y0 >> 12);
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U |= (U >> 12);
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V |= (V >> 12);
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}
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d[i * 4 + 0] = 0xffff;
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d[i * 4 + 1] = Y0;
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d[i * 4 + 2] = U;
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d[i * 4 + 3] = V;
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}
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}
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static void
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pack_Y212_LE (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
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const gpointer src, gint sstride, gpointer data[GST_VIDEO_MAX_PLANES],
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const gint stride[GST_VIDEO_MAX_PLANES], GstVideoChromaSite chroma_site,
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gint y, gint width)
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{
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int i;
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guint16 Y0, Y1, U, V;
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guint8 *restrict d = GET_LINE (y);
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const guint16 *restrict s = src;
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for (i = 0; i < width; i += 2) {
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Y0 = s[i * 4 + 1] & 0xfff0;
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U = s[i * 4 + 2] & 0xfff0;
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V = s[i * 4 + 3] & 0xfff0;
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if (i == width - 1)
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Y1 = s[i * 4 + 1] & 0xfff0;
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else
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Y1 = s[(i + 1) * 4 + 1] & 0xfff0;
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GST_WRITE_UINT16_LE (d + i * 4 + 0, Y0);
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GST_WRITE_UINT16_LE (d + i * 4 + 2, U);
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GST_WRITE_UINT16_LE (d + i * 4 + 4, Y1);
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GST_WRITE_UINT16_LE (d + i * 4 + 6, V);
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}
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}
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typedef struct
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{
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guint32 fourcc;
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@ -6303,6 +6509,10 @@ static const VideoFormat formats[] = {
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PSTR244, PLANE011, OFFS001, SUB420, PACK_P012_BE),
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MAKE_YUV_LE_FORMAT (P012_LE, "raw video", 0x00000000, DPTH12_12_12_HI,
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PSTR244, PLANE011, OFFS001, SUB420, PACK_P012_LE),
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MAKE_YUV_FORMAT (Y212_BE, "raw video", 0x00000000, DPTH12_12_12_HI,
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PSTR488, PLANE0, OFFS0, SUB422, PACK_Y212_BE),
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MAKE_YUV_LE_FORMAT (Y212_LE, "raw video", 0x00000000, DPTH12_12_12_HI,
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PSTR488, PLANE0, OFFS0, SUB422, PACK_Y212_LE),
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};
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static GstVideoFormat
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@ -125,6 +125,8 @@ G_BEGIN_DECLS
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* @GST_VIDEO_FORMAT_P016_LE: planar 4:2:0 YUV with interleaved UV plane, 16 bits per channel (Since: 1.18)
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* @GST_VIDEO_FORMAT_P012_BE: planar 4:2:0 YUV with interleaved UV plane, 12 bits per channel (Since: 1.18)
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* @GST_VIDEO_FORMAT_P012_LE: planar 4:2:0 YUV with interleaved UV plane, 12 bits per channel (Since: 1.18)
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* @GST_VIDEO_FORMAT_Y212_BE: packed 4:2:2 YUV, 12 bits per channel (Y-U-Y-V) (Since: 1.18)
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* @GST_VIDEO_FORMAT_Y212_LE: packed 4:2:2 YUV, 12 bits per channel (Y-U-Y-V) (Since: 1.18)
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*
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* Enum value describing the most common video formats.
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*
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@ -225,6 +227,8 @@ typedef enum {
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GST_VIDEO_FORMAT_P016_LE,
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GST_VIDEO_FORMAT_P012_BE,
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GST_VIDEO_FORMAT_P012_LE,
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GST_VIDEO_FORMAT_Y212_BE,
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GST_VIDEO_FORMAT_Y212_LE,
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} GstVideoFormat;
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#define GST_VIDEO_MAX_PLANES 4
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@ -578,7 +582,7 @@ gconstpointer gst_video_format_get_palette (GstVideoFormat format, gsi
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"Y444_10LE, GBR, GBR_10BE, GBR_10LE, NV16, NV24, NV12_64Z32, A420_10BE, " \
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"A420_10LE, A422_10BE, A422_10LE, A444_10BE, A444_10LE, NV61, P010_10BE, " \
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"P010_10LE, IYU2, VYUY, GBRA, GBRA_10BE, GBRA_10LE, BGR10A2_LE, RGB10A2_LE, GBR_12BE, GBR_12LE, " \
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"GBRA_12BE, GBRA_12LE, P012_BE, P012_LE, I420_12BE, I420_12LE, I422_12BE, I422_12LE, " \
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"GBRA_12BE, GBRA_12LE, P012_BE, P012_LE, I420_12BE, I420_12LE, Y212_BE, Y212_LE, I422_12BE, I422_12LE, " \
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"Y444_12BE, Y444_12LE, GRAY10_LE32, NV12_10LE32, NV16_10LE32, NV12_10LE40, " \
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"Y444_16BE, Y444_16LE, P016_BE, P016_LE }"
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@ -825,6 +825,8 @@ fill_planes (GstVideoInfo * info, gsize plane_size[GST_VIDEO_MAX_PLANES])
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break;
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case GST_VIDEO_FORMAT_v216:
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case GST_VIDEO_FORMAT_Y210:
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case GST_VIDEO_FORMAT_Y212_BE:
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case GST_VIDEO_FORMAT_Y212_LE:
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info->stride[0] = GST_ROUND_UP_8 (width * 4);
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info->offset[0] = 0;
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info->size = info->stride[0] * height;
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