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work on frei0r support

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This commit is contained in:
itsmattkc
2019-01-20 12:07:22 +11:00
parent 5cc02956f3
commit 1c620af9f5
12 changed files with 318 additions and 193 deletions
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playback/playback.cpp
+18 -9
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@@ -255,26 +255,35 @@ void get_clip_frame(Clip* c, long playhead, bool& texture_failed) {
int nb_components = av_pix_fmt_desc_get(static_cast<enum AVPixelFormat>(c->pix_fmt))->nb_components;
glPixelStorei(GL_UNPACK_ROW_LENGTH, target_frame->linesize[0]/nb_components);
bool copied = false;
uint8_t* data = target_frame->data[0];
// 2 data buffers to ping-pong between
bool using_db_1 = true;
uint8_t* data_buffer_1 = target_frame->data[0];
uint8_t* data_buffer_2 = nullptr;
int frame_size;
for (int i=0;i<c->effects.size();i++) {
Effect* e = c->effects.at(i);
if (e->enable_image) {
if (!copied) {
if (data_buffer_1 == target_frame->data[0]) {
frame_size = target_frame->linesize[0]*target_frame->height;
data = new uint8_t[frame_size];
memcpy(data, target_frame->data[0], frame_size);
copied = true;
data_buffer_1 = new uint8_t[frame_size];
data_buffer_2 = new uint8_t[frame_size];
memcpy(data_buffer_1, target_frame->data[0], frame_size);
}
e->process_image(get_timecode(c, playhead), data, frame_size);
e->process_image(get_timecode(c, playhead), using_db_1 ? data_buffer_1 : data_buffer_2, using_db_1 ? data_buffer_2 : data_buffer_1, frame_size);
using_db_1 = !using_db_1;
}
}
c->texture->setData(0, get_gl_pix_fmt_from_av(c->pix_fmt), QOpenGLTexture::UInt8, data);
c->texture->setData(0, get_gl_pix_fmt_from_av(c->pix_fmt), QOpenGLTexture::UInt8, using_db_1 ? data_buffer_1 : data_buffer_2);
if (copied) delete [] data;
if (data_buffer_1 != target_frame->data[0]) {
delete [] data_buffer_1;
delete [] data_buffer_2;
}
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
}