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video-format: handle odd width in various pack functions

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This commit is contained in:
Wim Taymans 2013-09-05 14:12:53 +02:00
parent 9b01d9a1d9
commit 6508c738ff
1 changed files with 128 additions and 19 deletions
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147
gst-libs/gst/video/video-format.c
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@ -97,9 +97,20 @@ pack_planar_420 (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
gint y, gint width)
{
gint uv = GET_UV_420 (y, flags);
guint8 *y_line = GET_Y_LINE (y);
guint8 *u_line = GET_U_LINE (uv);
guint8 *v_line = GET_V_LINE (uv);
const guint8 *ayuv = src;
video_orc_pack_I420 (GET_Y_LINE (y), GET_U_LINE (uv), GET_V_LINE (uv),
src, width / 2);
video_orc_pack_I420 (y_line, u_line, v_line, src, width / 2);
if (width & 1) {
gint i = width - 1;
y_line[i] = ayuv[i * 4 + 1];
u_line[i / 2 + 1] = ayuv[i * 4 + 2];
v_line[i / 2 + 1] = ayuv[i * 4 + 3];
}
}
#define PACK_YUY2 GST_VIDEO_FORMAT_AYUV, unpack_YUY2, 1, pack_YUY2
@ -117,7 +128,19 @@ pack_YUY2 (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
const gint stride[GST_VIDEO_MAX_PLANES], GstVideoChromaSite chroma_site,
gint y, gint width)
{
video_orc_pack_YUY2 (GET_LINE (y), src, width / 2);
guint8 *line = GET_LINE (y);
const guint8 *ayuv = src;
video_orc_pack_YUY2 (line, src, width / 2);
if (width & 1) {
gint i = width - 1;
line[i * 2 + 0] = ayuv[i * 4 + 1];
line[i * 2 + 1] = ayuv[i * 4 + 2];
line[i * 2 + 2] = ayuv[i * 4 + 1];
line[i * 2 + 3] = ayuv[i * 4 + 3];
}
}
#define PACK_UYVY GST_VIDEO_FORMAT_AYUV, unpack_UYVY, 1, pack_UYVY
@ -135,7 +158,19 @@ pack_UYVY (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
const gint stride[GST_VIDEO_MAX_PLANES], GstVideoChromaSite chroma_site,
gint y, gint width)
{
video_orc_pack_UYVY (GET_LINE (y), src, width / 2);
guint8 *line = GET_LINE (y);
const guint8 *ayuv = src;
video_orc_pack_UYVY (line, src, width / 2);
if (width & 1) {
gint i = width - 1;
line[i * 2 + 0] = ayuv[i * 4 + 2];
line[i * 2 + 1] = ayuv[i * 4 + 1];
line[i * 2 + 2] = ayuv[i * 4 + 3];
line[i * 2 + 3] = ayuv[i * 4 + 1];
}
}
#define PACK_YVYU GST_VIDEO_FORMAT_AYUV, unpack_YVYU, 1, pack_YVYU
@ -153,7 +188,19 @@ pack_YVYU (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
const gint stride[GST_VIDEO_MAX_PLANES], GstVideoChromaSite chroma_site,
gint y, gint width)
{
guint8 *line = GET_LINE (y);
const guint8 *ayuv = src;
video_orc_pack_YVYU (GET_LINE (y), src, width / 2);
if (width & 1) {
gint i = width - 1;
line[i * 2 + 0] = ayuv[i * 4 + 1];
line[i * 2 + 1] = ayuv[i * 4 + 3];
line[i * 2 + 2] = ayuv[i * 4 + 1];
line[i * 2 + 3] = ayuv[i * 4 + 2];
}
}
#define PACK_v308 GST_VIDEO_FORMAT_AYUV, unpack_v308, 1, pack_v308
@ -366,11 +413,17 @@ pack_v216 (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
guint8 *d = GET_LINE (y);
const guint16 *s = src;
for (i = 0; i < width / 2; i++) {
GST_WRITE_UINT16_LE (d + i * 8 + 0, s[(i * 2 + 0) * 4 + 2]);
GST_WRITE_UINT16_LE (d + i * 8 + 2, s[(i * 2 + 0) * 4 + 1]);
GST_WRITE_UINT16_LE (d + i * 8 + 4, s[(i * 2 + 0) * 4 + 3]);
GST_WRITE_UINT16_LE (d + i * 8 + 6, s[(i * 2 + 1) * 4 + 1]);
for (i = 0; i < width - 1; i += 2) {
GST_WRITE_UINT16_LE (d + i * 4 + 0, s[(i + 0) * 4 + 2]);
GST_WRITE_UINT16_LE (d + i * 4 + 2, s[(i + 0) * 4 + 1]);
GST_WRITE_UINT16_LE (d + i * 4 + 4, s[(i + 0) * 4 + 3]);
GST_WRITE_UINT16_LE (d + i * 4 + 6, s[(i + 1) * 4 + 1]);
}
if (i == width - 1) {
GST_WRITE_UINT16_LE (d + i * 4 + 0, s[i * 4 + 2]);
GST_WRITE_UINT16_LE (d + i * 4 + 2, s[i * 4 + 1]);
GST_WRITE_UINT16_LE (d + i * 4 + 4, s[i * 4 + 3]);
GST_WRITE_UINT16_LE (d + i * 4 + 6, s[i * 4 + 1]);
}
}
@ -443,8 +496,20 @@ pack_Y42B (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
const gint stride[GST_VIDEO_MAX_PLANES], GstVideoChromaSite chroma_site,
gint y, gint width)
{
video_orc_pack_Y42B (GET_Y_LINE (y),
GET_U_LINE (y), GET_V_LINE (y), src, width / 2);
guint8 *y_line = GET_Y_LINE (y);
guint8 *u_line = GET_U_LINE (y);
guint8 *v_line = GET_V_LINE (y);
const guint8 *ayuv = src;
video_orc_pack_Y42B (y_line, u_line, v_line, src, width / 2);
if (width & 1) {
gint i = width - 1;
y_line[i] = ayuv[i * 4 + 1];
u_line[i / 2 + 1] = ayuv[i * 4 + 2];
v_line[i / 2 + 1] = ayuv[i * 4 + 3];
}
}
#define PACK_Y444 GST_VIDEO_FORMAT_AYUV, unpack_Y444, 1, pack_Y444
@ -890,9 +955,19 @@ pack_NV12 (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
gint y, gint width)
{
gint uv = GET_UV_420 (y, flags);
guint8 *y_line = GET_PLANE_LINE (0, y);
guint8 *uv_line = GET_PLANE_LINE (1, uv);
const guint8 *ayuv = src;
video_orc_pack_NV12 (GET_PLANE_LINE (0, y), GET_PLANE_LINE (1, uv),
src, width / 2);
video_orc_pack_NV12 (y_line, uv_line, src, width / 2);
if (width & 1) {
gint i = width - 1;
y_line[i] = ayuv[i * 4 + 1];
uv_line[i + 0] = ayuv[i * 4 + 2];
uv_line[i + 1] = ayuv[i * 4 + 3];
}
}
#define PACK_NV21 GST_VIDEO_FORMAT_AYUV, unpack_NV21, 1, pack_NV21
@ -914,9 +989,19 @@ pack_NV21 (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
gint y, gint width)
{
gint uv = GET_UV_420 (y, flags);
guint8 *y_line = GET_PLANE_LINE (0, y);
guint8 *uv_line = GET_PLANE_LINE (1, uv);
const guint8 *ayuv = src;
video_orc_pack_NV21 (GET_PLANE_LINE (0, y),
GET_PLANE_LINE (1, uv), src, width / 2);
video_orc_pack_NV21 (y_line, uv_line, src, width / 2);
if (width & 1) {
gint i = width - 1;
y_line[i] = ayuv[i * 4 + 1];
uv_line[i + 0] = ayuv[i * 4 + 3];
uv_line[i + 1] = ayuv[i * 4 + 2];
}
}
#define PACK_NV16 GST_VIDEO_FORMAT_AYUV, unpack_NV16, 1, pack_NV16
@ -935,8 +1020,19 @@ pack_NV16 (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
const gint stride[GST_VIDEO_MAX_PLANES], GstVideoChromaSite chroma_site,
gint y, gint width)
{
video_orc_pack_NV12 (GET_PLANE_LINE (0, y),
GET_PLANE_LINE (1, y), src, width / 2);
guint8 *y_line = GET_PLANE_LINE (0, y);
guint8 *uv_line = GET_PLANE_LINE (1, y);
const guint8 *ayuv = src;
video_orc_pack_NV12 (y_line, uv_line, src, width / 2);
if (width & 1) {
gint i = width - 1;
y_line[i] = ayuv[i * 4 + 1];
uv_line[i + 0] = ayuv[i * 4 + 2];
uv_line[i + 1] = ayuv[i * 4 + 3];
}
}
#define PACK_NV24 GST_VIDEO_FORMAT_AYUV, unpack_NV24, 1, pack_NV24
@ -1046,9 +1142,22 @@ pack_A420 (const GstVideoFormatInfo * info, GstVideoPackFlags flags,
gint y, gint width)
{
gint uv = GET_UV_420 (y, flags);
guint8 *y_line = GET_Y_LINE (y);
guint8 *u_line = GET_U_LINE (uv);
guint8 *v_line = GET_V_LINE (uv);
guint8 *a_line = GET_A_LINE (y);
const guint8 *ayuv = src;
video_orc_pack_A420 (GET_Y_LINE (y), GET_U_LINE (uv), GET_V_LINE (uv),
GET_A_LINE (y), src, width / 2);
video_orc_pack_A420 (y_line, u_line, v_line, a_line, src, width / 2);
if (width & 1) {
gint i = width - 1;
a_line[i] = ayuv[i * 4 + 0];
y_line[i] = ayuv[i * 4 + 1];
u_line[i / 2 + 1] = ayuv[i * 4 + 2];
v_line[i / 2 + 1] = ayuv[i * 4 + 3];
}
}
#define PACK_RGB8P GST_VIDEO_FORMAT_ARGB, unpack_RGB8P, 1, pack_RGB8P