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video-converter: Fix v210->I420 last line conversion

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Last line would not be converted correctly if height was an odd number.
Fixed by accounting for data type (8bit vs. 16bit) differences between
respective packing and unpacking functions.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/973>
This commit is contained in:
Piotrek Brzeziński 2021-10-13 21:28:58 +02:00 committed by GStreamer Marge Bot
parent 33ccabd206
commit a102444c90
1 changed files with 7 additions and 0 deletions
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7
subprojects/gst-plugins-base/gst-libs/gst/video/video-converter.c
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@ -3953,6 +3953,7 @@ convert_v210_I420 (GstVideoConverter * convert, const GstVideoFrame * src,
FConvertTask **tasks_p;
gint n_threads;
gint lines_per_thread;
guint8 *tmpline_8;
/* I420 has half as many chroma lines, as such we have to
* always merge two into one. For non-interlaced these are
@ -3992,6 +3993,12 @@ convert_v210_I420 (GstVideoConverter * convert, const GstVideoFrame * src,
if (h2 != height) {
for (i = h2; i < height; i++) {
UNPACK_FRAME (src, convert->tmpline[0], i, convert->in_x, width);
tmpline_8 = (guint8 *) convert->tmpline[0];
for (int j = 0; j < width * 4; j++) {
tmpline_8[j] = convert->tmpline[0][j] >> 8;
}
PACK_FRAME (dest, convert->tmpline[0], i, width);
}
}