diff options
| author | Zhao Yakui <yakui.zhao@intel.com> | 2013-08-12 15:13:23 +0800 |
|---|---|---|
| committer | Xiang, Haihao <haihao.xiang@intel.com> | 2013-09-06 15:32:04 +0800 |
| commit | fe782daf315bf491780dc61a6b866f13ec190762 (patch) | |
| tree | bdc2549fccc0378ef4d957919945f6c011bb9966 | |
| parent | 68d570f80382f95a87d2ddccb778445f8a996afd (diff) | |
configure the dynamic VME MV/mode cost for MPEG2 encoding on Haswell
Currently it uses the constant VME MV/mode cost when executing the mode/motion
vector prediction for MPEG2 encoding on Haswell, which causes that the unoptimized
mode/MV is used for MPEG2 encoding.
Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
(cherry picked from commit 6fec7e353704dc23c9675966467caffa95f792fe)
| -rw-r--r-- | src/gen6_mfc_common.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/gen6_mfc_common.c b/src/gen6_mfc_common.c index 1079044..ac28d23 100644 --- a/src/gen6_mfc_common.c +++ b/src/gen6_mfc_common.c @@ -1123,6 +1123,9 @@ void intel_vme_mpeg2_state_setup(VADriverContextP ctx, int width_in_mbs = ALIGN(seq_param->picture_width, 16) / 16; int height_in_mbs = ALIGN(seq_param->picture_height, 16) / 16; uint32_t mv_x, mv_y; + VAEncSliceParameterBufferMPEG2 *slice_param = NULL; + VAEncPictureParameterBufferMPEG2 *pic_param = NULL; + slice_param = (VAEncSliceParameterBufferMPEG2 *)encode_state->slice_params_ext[0]->buffer; if (vme_context->mpeg2_level == MPEG2_LEVEL_LOW) { mv_x = 512; @@ -1139,6 +1142,45 @@ void intel_vme_mpeg2_state_setup(VADriverContextP ctx, mv_y = 64; } + pic_param = (VAEncPictureParameterBufferMPEG2 *)encode_state->pic_param_ext->buffer; + if (pic_param->picture_type != VAEncPictureTypeIntra) { + int qp, m_cost, j, mv_count; + float lambda, m_costf; + slice_param = (VAEncSliceParameterBufferMPEG2 *) + encode_state->slice_params_ext[0]->buffer; + qp = slice_param->quantiser_scale_code; + lambda = intel_lambda_qp(qp); + /* No Intra prediction. So it is zero */ + vme_state_message[MODE_INTRA_8X8] = 0; + vme_state_message[MODE_INTRA_4X4] = 0; + vme_state_message[MODE_INTER_MV0] = 0; + for (j = 1; j < 3; j++) { + m_costf = (log2f((float)(j + 1)) + 1.718f) * lambda; + m_cost = (int)m_costf; + vme_state_message[MODE_INTER_MV0 + j] = intel_format_lutvalue(m_cost, 0x6f); + } + mv_count = 3; + for (j = 4; j <= 64; j *= 2) { + m_costf = (log2f((float)(j + 1)) + 1.718f) * lambda; + m_cost = (int)m_costf; + vme_state_message[MODE_INTER_MV0 + mv_count] = + intel_format_lutvalue(m_cost, 0x6f); + mv_count++; + } + m_cost = lambda; + /* It can only perform the 16x16 search. So mode cost can be ignored for + * the other mode. for example: 16x8/8x8 + */ + vme_state_message[MODE_INTRA_16X16] = intel_format_lutvalue(m_cost, 0x8f); + vme_state_message[MODE_INTER_16X16] = intel_format_lutvalue(m_cost, 0x8f); + + vme_state_message[MODE_INTER_16X8] = 0; + vme_state_message[MODE_INTER_8X8] = 0; + vme_state_message[MODE_INTER_8X4] = 0; + vme_state_message[MODE_INTER_4X4] = 0; + vme_state_message[MODE_INTER_BWD] = intel_format_lutvalue(m_cost, 0x6f); + + } vme_state_message[MPEG2_MV_RANGE] = (mv_y << 16) | (mv_x); vme_state_message[MPEG2_PIC_WIDTH_HEIGHT] = (height_in_mbs << 16) | |