Differential D7394 Diff 23842 source/blender/editors/space_sequencer/sequencer_scopes.c

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source/blender/editors/space_sequencer/sequencer_scopes.c

Show First 20 Lines • Show All 441 Lines • ▼ Show 20 Lines	for (i = 0; i < barh; i++) {
p += ibuf->x * 4;		p += ibuf->x * 4;
}		}
}		}

#define HIS_STEPS 512		#define HIS_STEPS 512

typedef struct MakeHistogramViewData {		typedef struct MakeHistogramViewData {
const ImBuf *ibuf;		const ImBuf *ibuf;
uint32_t (*bins)[HIS_STEPS];
} MakeHistogramViewData;		} MakeHistogramViewData;

static void make_histogram_view_from_ibuf_byte_fn(void *__restrict userdata,		static void make_histogram_view_from_ibuf_byte_fn(void *__restrict userdata,
const int y,		const int y,
const TaskParallelTLS *__restrict tls)		const TaskParallelTLS *__restrict tls)
{		{
MakeHistogramViewData *data = userdata;		MakeHistogramViewData *data = userdata;
const ImBuf *ibuf = data->ibuf;		const ImBuf *ibuf = data->ibuf;
const uchar src = (uchar )ibuf->rect;		const uchar src = (uchar )ibuf->rect;

uint32_t(*cur_bins)[HIS_STEPS] = tls->userdata_chunk;		uint32_t(*cur_bins)[HIS_STEPS] = tls->userdata_chunk;

for (int x = 0; x < ibuf->x; x++) {		for (int x = 0; x < ibuf->x; x++) {
const uchar pixel = src + (y ibuf->x + x) * 4;		const uchar pixel = src + (y ibuf->x + x) * 4;

for (int j = 3; j--;) {		for (int j = 3; j--;) {
cur_bins[j][pixel[j]]++;		cur_bins[j][pixel[j]]++;
}		}
}		}
}		}

static void make_histogram_view_from_ibuf_finalize(void *__restrict userdata,		static void make_histogram_view_from_ibuf_reduce(const void *__restrict UNUSED(userdata),
void *__restrict userdata_chunk)		void *__restrict chunk_join,
		void *__restrict chunk)
{		{
MakeHistogramViewData *data = userdata;		uint32_t(*join_bins)[HIS_STEPS] = chunk_join;
uint32_t(*bins)[HIS_STEPS] = data->bins;		uint32_t(*bins)[HIS_STEPS] = chunk;

uint32_t(*cur_bins)[HIS_STEPS] = userdata_chunk;

for (int j = 3; j--;) {		for (int j = 3; j--;) {
for (int i = 0; i < HIS_STEPS; i++) {		for (int i = 0; i < HIS_STEPS; i++) {
bins[j][i] += cur_bins[j][i];		join_bins[j][i] += bins[j][i];
}		}
}		}
}		}

static ImBuf make_histogram_view_from_ibuf_byte(ImBuf ibuf)		static ImBuf make_histogram_view_from_ibuf_byte(ImBuf ibuf)
{		{
ImBuf *rval = IMB_allocImBuf(515, 128, 32, IB_rect);		ImBuf *rval = IMB_allocImBuf(515, 128, 32, IB_rect);
int x;		int x;
uint nr, ng, nb;		uint nr, ng, nb;

uint bins[3][HIS_STEPS];		uint bins[3][HIS_STEPS];

memset(bins, 0, sizeof(bins));		memset(bins, 0, sizeof(bins));

MakeHistogramViewData data = {		MakeHistogramViewData data = {
.ibuf = ibuf,		.ibuf = ibuf,
.bins = bins,
};		};
TaskParallelSettings settings;		TaskParallelSettings settings;
BLI_parallel_range_settings_defaults(&settings);		BLI_parallel_range_settings_defaults(&settings);
settings.use_threading = (ibuf->y >= 256);		settings.use_threading = (ibuf->y >= 256);
settings.userdata_chunk = bins;		settings.userdata_chunk = bins;
settings.userdata_chunk_size = sizeof(bins);		settings.userdata_chunk_size = sizeof(bins);
settings.func_finalize = make_histogram_view_from_ibuf_finalize;		settings.func_reduce = make_histogram_view_from_ibuf_reduce;
BLI_task_parallel_range(0, ibuf->y, &data, make_histogram_view_from_ibuf_byte_fn, &settings);		BLI_task_parallel_range(0, ibuf->y, &data, make_histogram_view_from_ibuf_byte_fn, &settings);

nr = nb = ng = 0;		nr = nb = ng = 0;
for (x = 0; x < HIS_STEPS; x++) {		for (x = 0; x < HIS_STEPS; x++) {
if (bins[0][x] > nr) {		if (bins[0][x] > nr) {
nr = bins[0][x];		nr = bins[0][x];
}		}
if (bins[1][x] > ng) {		if (bins[1][x] > ng) {
▲ Show 20 Lines • Show All 62 Lines • ▼ Show 20 Lines	static ImBuf make_histogram_view_from_ibuf_float(ImBuf ibuf)
int x;		int x;

uint bins[3][HIS_STEPS];		uint bins[3][HIS_STEPS];

memset(bins, 0, sizeof(bins));		memset(bins, 0, sizeof(bins));

MakeHistogramViewData data = {		MakeHistogramViewData data = {
.ibuf = ibuf,		.ibuf = ibuf,
.bins = bins,
};		};
TaskParallelSettings settings;		TaskParallelSettings settings;
BLI_parallel_range_settings_defaults(&settings);		BLI_parallel_range_settings_defaults(&settings);
settings.use_threading = (ibuf->y >= 256);		settings.use_threading = (ibuf->y >= 256);
settings.userdata_chunk = bins;		settings.userdata_chunk = bins;
settings.userdata_chunk_size = sizeof(bins);		settings.userdata_chunk_size = sizeof(bins);
settings.func_finalize = make_histogram_view_from_ibuf_finalize;		settings.func_reduce = make_histogram_view_from_ibuf_reduce;
BLI_task_parallel_range(0, ibuf->y, &data, make_histogram_view_from_ibuf_float_fn, &settings);		BLI_task_parallel_range(0, ibuf->y, &data, make_histogram_view_from_ibuf_float_fn, &settings);

nr = nb = ng = 0;		nr = nb = ng = 0;
for (x = 0; x < HIS_STEPS; x++) {		for (x = 0; x < HIS_STEPS; x++) {
if (bins[0][x] > nr) {		if (bins[0][x] > nr) {
nr = bins[0][x];		nr = bins[0][x];
}		}
if (bins[1][x] > ng) {		if (bins[1][x] > ng) {
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