On Wed, 2014-05-21 at 18:51 -0600, Zhao, Yakui wrote: > From: Zhao Yakui <yakui.z...@intel.com> > > Under some encoding scenario the user-space app hopes that the driver > can insert passed packed header rawdata/slice data into the coded clip. > This is the patch set that adds the support of inserting the packed header > rawdata/slice data from the user. But as H264 can have multi-slices > and several packed rawdata are inserted for one slice, it has to follow > some rules so that the packed data can be inserted correctly: > 1. the packed rawdata header type/data should be paired. > 2. the packed rawdata data is inserted by following the passed order > 3. the packed rawdata header/data is split by using VAEncSliceParameterBuffer. > That is to say: The packed rawdata for slice 0 should be passed before the > first > VAEncSliceParameterBuffer. After one VAEncSliceParameterBuffer is parsed, > the subseuquent packed rawdata is for another new slice. The subsequent > packed rawdata after the last VAEncSliceParameterBuffer is ignored. > 4. it does not change the rule for the packed data of SPS/PPS/MISC type. > 5. the packed slice header data can also be passed from the user. > At the same time the flag of VAEncPackedHeaderSlice is *optional*. That is > to say: if the packed slice header data is passed, it is directly inserted. > Otherwise the driver will help to generate the slice header data by itself. > 6. the packed slice header data will be inserted after the packed rawdata for > one slice. > This is handled in the driver when both packed rawdata and slice_header data > are passed > for one slice. >
This will be pushed. Thanks. Yakui > > V1->V2: Based on Gwenole's comment another nal_unit_type is added. > > > Zhao, Yakui (6): > H264_Encoding: Parse the packed header data from user to fix the > hacked code of HW skip bytes > H264_Encoding: Prepare some data structures for adding packed raw > data > H264_encoding: Add the support of inserting the packed raw data > passed from user > H264_encoding: Reset the last_packed_header_type to avoid the > unpaired packed header type/data > H264_Encoding: Add the support of packed slice header to be flexible > H264_encoding: Don't update the slice qp for CBR mode when finding > packed slice_header data > > src/gen6_mfc.c | 34 ++------- > src/gen6_mfc.h | 7 ++ > src/gen6_mfc_common.c | 199 > +++++++++++++++++++++++++++++++++++++++++++++++++- > src/gen75_mfc.c | 143 ++++-------------------------------- > src/gen8_mfc.c | 128 ++------------------------------ > src/i965_drv_video.c | 138 ++++++++++++++++++++++++++++++++-- > src/i965_drv_video.h | 23 ++++++ > 7 files changed, 381 insertions(+), 291 deletions(-) > _______________________________________________ Libva mailing list Libva@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/libva
