struct vl_mpeg12_buffer *buf = (struct vl_mpeg12_buffer*)buffer;
unsigned i;
- for (i = 0; i < VL_MAX_PLANES; ++i)
- vl_zscan_upload_quant(&buf->zscan[i], intra_matrix, non_intra_matrix);
+ for (i = 0; i < VL_MAX_PLANES; ++i) {
+ vl_zscan_upload_quant(&buf->zscan[i], intra_matrix, true);
+ vl_zscan_upload_quant(&buf->zscan[i], non_intra_matrix, false);
+ }
}
static struct pipe_ycbcr_block *
}
void
-vl_zscan_upload_quant(struct vl_zscan_buffer *buffer,
- const uint8_t intra_matrix[64],
- const uint8_t non_intra_matrix[64])
+vl_zscan_upload_quant(struct vl_zscan_buffer *buffer, const uint8_t matrix[64], bool intra)
{
struct pipe_context *pipe;
struct pipe_transfer *buf_transfer;
unsigned x, y, i, pitch;
- uint8_t *intra, *non_intra;
+ uint8_t *data;
struct pipe_box rect =
{
- 0, 0, 0,
+ 0, 0, intra ? 1 : 0,
BLOCK_WIDTH,
BLOCK_HEIGHT,
- 2
+ 1
};
assert(buffer);
- assert(intra_matrix);
- assert(non_intra_matrix);
+ assert(matrix);
pipe = buffer->zscan->pipe;
pitch = buf_transfer->stride;
- non_intra = pipe->transfer_map(pipe, buf_transfer);
- if (!non_intra)
+ data = pipe->transfer_map(pipe, buf_transfer);
+ if (!data)
goto error_map;
- intra = non_intra + BLOCK_HEIGHT * pitch;
-
for (i = 0; i < buffer->zscan->blocks_per_line; ++i)
for (y = 0; y < BLOCK_HEIGHT; ++y)
- for (x = 0; x < BLOCK_WIDTH; ++x) {
- intra[i * BLOCK_WIDTH + y * pitch + x] = intra_matrix[x + y * BLOCK_WIDTH];
- non_intra[i * BLOCK_WIDTH + y * pitch + x] = non_intra_matrix[x + y * BLOCK_WIDTH];
- }
+ for (x = 0; x < BLOCK_WIDTH; ++x)
+ data[i * BLOCK_WIDTH + y * pitch + x] = matrix[x + y * BLOCK_WIDTH];
pipe->transfer_unmap(pipe, buf_transfer);
vl_zscan_set_layout(struct vl_zscan_buffer *buffer, struct pipe_sampler_view *layout);
void
-vl_zscan_upload_quant(struct vl_zscan_buffer *buffer,
- const uint8_t intra_matrix[64],
- const uint8_t non_intra_matrix[64]);
+vl_zscan_upload_quant(struct vl_zscan_buffer *buffer, const uint8_t matrix[64], bool intra);
void
vl_zscan_render(struct vl_zscan_buffer *buffer, unsigned num_instances);