oak-team/oak-editor
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

generate thumbs with alpha

Browse Source
This commit is contained in:
itsmattkc
2018-12-24 20:45:07 +11:00
parent 4992b189f4
commit 28bdda4023
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
io/previewgenerator.cpp
+2 -2
View File
@@ -256,7 +256,7 @@ void PreviewGenerator::generate_waveform() {
if (!s->preview_done) {
int dstH = 120;
int dstW = dstH * ((float)temp_frame->width/(float)temp_frame->height);
uint8_t* data = new uint8_t[dstW*dstH*3];
uint8_t* data = new uint8_t[dstW*dstH*4];
sws_ctx = sws_getContext(
temp_frame->width,
@@ -272,7 +272,7 @@ void PreviewGenerator::generate_waveform() {
);
int linesize[AV_NUM_DATA_POINTERS];
linesize[0] = dstW*3;
linesize[0] = dstW*4;
sws_scale(sws_ctx, temp_frame->data, temp_frame->linesize, 0, temp_frame->height, &data, linesize);
s->video_preview = QImage(data, dstW, dstH, linesize[0], QImage::Format_RGBA8888);