diff options
| author | Leo Liu <[email protected]> | 2017-08-15 11:52:26 -0400 |
|---|---|---|
| committer | Leo Liu <[email protected]> | 2017-08-21 10:09:09 -0400 |
| commit | 8e9175744e9c5528f9c44836b43381181976ce13 (patch) | |
| tree | 379ebf2084c79b73825425930ac1e654dce2b1e6 /src | |
| parent | 93577e608150b016c794dcc0db5aebc29cb9a89c (diff) | |
st/va: add huffman table handling for MJPEG
Signed-off-by: Leo Liu <[email protected]>
Reviewed-by: Christian König <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/state_trackers/va/picture_mjpeg.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/src/gallium/state_trackers/va/picture_mjpeg.c b/src/gallium/state_trackers/va/picture_mjpeg.c index 09b2efc21b4..17f077962e6 100644 --- a/src/gallium/state_trackers/va/picture_mjpeg.c +++ b/src/gallium/state_trackers/va/picture_mjpeg.c @@ -63,7 +63,24 @@ void vlVaHandleIQMatrixBufferMJPEG(vlVaContext *context, vlVaBuffer *buf) void vlVaHandleHuffmanTableBufferType(vlVaContext *context, vlVaBuffer *buf) { - /* TODO */ + VAHuffmanTableBufferJPEGBaseline *mjpeg = buf->data; + int i; + + assert(buf->size >= sizeof(VASliceParameterBufferJPEGBaseline) && buf->num_elements == 1); + + for (i = 0; i < 2; ++i) { + context->desc.mjpeg.huffman_table.load_huffman_table[i] = mjpeg->load_huffman_table[i]; + + memcpy(&context->desc.mjpeg.huffman_table.table[i].num_dc_codes, + mjpeg->huffman_table[i].num_dc_codes, 16); + memcpy(&context->desc.mjpeg.huffman_table.table[i].dc_values, + mjpeg->huffman_table[i].dc_values, 12); + memcpy(&context->desc.mjpeg.huffman_table.table[i].num_ac_codes, + mjpeg->huffman_table[i].num_ac_codes, 16); + memcpy(&context->desc.mjpeg.huffman_table.table[i].ac_values, + mjpeg->huffman_table[i].ac_values, 162); + memcpy(&context->desc.mjpeg.huffman_table.table[i].pad, mjpeg->huffman_table[i].pad, 2); + } } void vlVaHandleSliceParameterBufferMJPEG(vlVaContext *context, vlVaBuffer *buf) |