bool ImageConverterFF::convert(const quint8 *const src[], const int srcStride[], quint8 *const dst[], const int dstStride[])
{
DPTR_D(ImageConverterFF);
//Check out dimension. equals to in dimension if not setted. TODO: move to another common func
if (d.w_out == 0 || d.h_out == 0) {
if (d.w_in == 0 || d.h_in == 0)
return false;
setOutSize(d.w_in, d.h_in);
}
//TODO: move those code to prepare()
d.sws_ctx = sws_getCachedContext(d.sws_ctx
, d.w_in, d.h_in, (AVPixelFormat)d.fmt_in
, d.w_out, d.h_out, (AVPixelFormat)d.fmt_out
, (d.w_in == d.w_out && d.h_in == d.h_out) ? SWS_POINT : SWS_FAST_BILINEAR //SWS_BICUBIC
, NULL, NULL, NULL
);
//int64_t flags = SWS_CPU_CAPS_SSE2 | SWS_CPU_CAPS_MMX | SWS_CPU_CAPS_MMX2;
//av_opt_set_int(d.sws_ctx, "sws_flags", flags, 0);
if (!d.sws_ctx)
return false;
d.setupColorspaceDetails(false);
int result_h = sws_scale(d.sws_ctx, src, srcStride, 0, d.h_in, dst, dstStride);
if (result_h != d.h_out) {
qDebug("convert failed: %d, %d", result_h, d.h_out);
return false;
}
Q_UNUSED(result_h);
for (int i = 0; i < d.pitchs.size(); ++i) {
d.bits[i] = dst[i];
d.pitchs[i] = dstStride[i];
}
return true;
}
bool ImageConverterFF::convert(const quint8 *const srcSlice[], const int srcStride[])
{
DPTR_D(ImageConverterFF);
//Check out dimension. equals to in dimension if not setted. TODO: move to another common func
if (d.w_out == 0 || d.h_out == 0) {
if (d.w_in == 0 || d.h_in == 0)
return false;
setOutSize(d.w_in, d.h_in);
}
//TODO: move those code to prepare()
d.sws_ctx = sws_getCachedContext(d.sws_ctx
, d.w_in, d.h_in, (AVPixelFormat)d.fmt_in
, d.w_out, d.h_out, (AVPixelFormat)d.fmt_out
, (d.w_in == d.w_out && d.h_in == d.h_out) ? SWS_POINT : SWS_FAST_BILINEAR //SWS_BICUBIC
, NULL, NULL, NULL
);
//int64_t flags = SWS_CPU_CAPS_SSE2 | SWS_CPU_CAPS_MMX | SWS_CPU_CAPS_MMX2;
//av_opt_set_int(d.sws_ctx, "sws_flags", flags, 0);
if (!d.sws_ctx)
return false;
setupColorspaceDetails();
#if PREPAREDATA_NO_PICTURE //for YUV420 <=> RGB
#if 0
struct
{
uint8_t *data[4]; //AV_NUM_DATA_POINTERS
int linesize[4]; //AV_NUM_DATA_POINTERS
}
#else
AVPicture
#endif
pic_in, pic_out;
if ((AVPixelFormat)fmt_in == PIX_FMT_YUV420P) {
pic_in.data[0] = (uint8_t*)in;
pic_in.data[2] = (uint8_t*)pic_in.data[0] + (w_in * h_in);
pic_in.data[1] = (uint8_t*)pic_in.data[2] + (w_in * h_in) / 4;
pic_in.linesize[0] = w_in;
pic_in.linesize[1] = w_in / 2;
pic_in.linesize[2] = w_in / 2;
//pic_in.linesize[3] = 0; //not used
} else {
pic_in.data[0] = (uint8_t*)in;
pic_in.linesize[0] = w_in * 4; //TODO: not 0
}
if ((AVPixelFormat)fmt_out == PIX_FMT_YUV420P) {
pic_out.data[0] = (uint8_t*)out;
pic_out.data[2] = (uint8_t*)pic_out.data[0] + (w_out * h_in);
pic_out.data[1] = (uint8_t*)pic_out.data[2] + (w_out * h_in) / 4;
//pic_out.data[3] = (uint8_t*)pic_out.data[0] - 1;
pic_out.linesize[0] = w_out;
pic_out.linesize[1] = w_out / 2;
pic_out.linesize[2] = w_out / 2;
//3 not used
} else {
pic_out.data[0] = (uint8_t*)out;
pic_out.linesize[0] = w_out * 4;
}
#endif //PREPAREDATA_NO_PICTURE
int result_h = sws_scale(d.sws_ctx, srcSlice, srcStride, 0, d.h_in, d.picture.data, d.picture.linesize);
if (result_h != d.h_out) {
qDebug("convert failed: %d, %d", result_h, d.h_out);
return false;
}
#if 0
if (isInterlaced()) {
//deprecated
avpicture_deinterlace(&d.picture, &d.picture, (AVPixelFormat)d.fmt_out, d.w_out, d.h_out);
}
#endif //0
Q_UNUSED(result_h);
return true;
}
