diff options
| -rw-r--r-- | va/va.h | 14 | ||||
| -rw-r--r-- | va/va_dec_jpeg.h | 2 |
2 files changed, 16 insertions, 0 deletions
@@ -1185,13 +1185,21 @@ typedef struct _VAPictureParameterBufferMPEG2 /** MPEG-2 Inverse Quantization Matrix Buffer */ typedef struct _VAIQMatrixBufferMPEG2 { + /** \brief Same as the MPEG-2 bitstream syntax element. */ int load_intra_quantiser_matrix; + /** \brief Same as the MPEG-2 bitstream syntax element. */ int load_non_intra_quantiser_matrix; + /** \brief Same as the MPEG-2 bitstream syntax element. */ int load_chroma_intra_quantiser_matrix; + /** \brief Same as the MPEG-2 bitstream syntax element. */ int load_chroma_non_intra_quantiser_matrix; + /** \brief Luminance intra matrix, in zig-zag scan order. */ unsigned char intra_quantiser_matrix[64]; + /** \brief Luminance non-intra matrix, in zig-zag scan order. */ unsigned char non_intra_quantiser_matrix[64]; + /** \brief Chroma intra matrix, in zig-zag scan order. */ unsigned char chroma_intra_quantiser_matrix[64]; + /** \brief Chroma non-intra matrix, in zig-zag scan order. */ unsigned char chroma_non_intra_quantiser_matrix[64]; } VAIQMatrixBufferMPEG2; @@ -1321,9 +1329,13 @@ typedef struct _VAPictureParameterBufferMPEG4 /** MPEG-4 Inverse Quantization Matrix Buffer */ typedef struct _VAIQMatrixBufferMPEG4 { + /** Same as the MPEG-4:2 bitstream syntax element. */ int load_intra_quant_mat; + /** Same as the MPEG-4:2 bitstream syntax element. */ int load_non_intra_quant_mat; + /** The matrix for intra blocks, in zig-zag scan order. */ unsigned char intra_quant_mat[64]; + /** The matrix for non-intra blocks, in zig-zag scan order. */ unsigned char non_intra_quant_mat[64]; } VAIQMatrixBufferMPEG4; @@ -1620,7 +1632,9 @@ typedef struct _VAPictureParameterBufferH264 /** H.264 Inverse Quantization Matrix Buffer */ typedef struct _VAIQMatrixBufferH264 { + /** \brief 4x4 scaling list, in raster scan order. */ unsigned char ScalingList4x4[6][16]; + /** \brief 8x8 scaling list, in raster scan order. */ unsigned char ScalingList8x8[2][64]; } VAIQMatrixBufferH264; diff --git a/va/va_dec_jpeg.h b/va/va_dec_jpeg.h index 9936692..380e0fe 100644 --- a/va/va_dec_jpeg.h +++ b/va/va_dec_jpeg.h @@ -83,6 +83,8 @@ typedef struct _VAPictureParameterBufferJPEGBaseline { * The #load_quantization_table array can be used as a hint to notify * the VA driver implementation about which table(s) actually changed * since the last submission of this buffer. + * + * The #quantiser_table values are specified in zig-zag scan order. */ typedef struct _VAIQMatrixBufferJPEGBaseline { /** \brief Specifies which #quantiser_table is valid. */ |