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msm: vidc: optimize HEIC output buffer calc for encoder

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For HEIC encode, output buffer dimension is 512 x 512.
Updating total output buffer size as twice the frame
size of 512 x 512 for image sessions.

Change-Id: I69311b485072ef7f43afd23da690e77eecee180d
Signed-off-by: Vikash Garodia <vgarodia@codeaurora.org>
This commit is contained in:
Priyanka Gujjula 2020-11-02 16:02:39 +05:30
parent 34fa9710d1
commit 90477015a6
1 changed files with 10 additions and 3 deletions
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13
msm/vidc/msm_vidc_buffer_calculations.c
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@ -982,6 +982,7 @@ u32 msm_vidc_calculate_enc_output_frame_size(struct msm_vidc_inst *inst)
f = &inst->fmts[OUTPUT_PORT].v4l2_fmt;
/*
* Encoder output size calculation: 32 Align width/height
* For CQ or heic session : YUVsize * 2
* For resolution < 720p : YUVsize * 4
* For resolution > 720p & <= 4K : YUVsize / 2
* For resolution > 4k : YUVsize / 4
@ -996,6 +997,10 @@ u32 msm_vidc_calculate_enc_output_frame_size(struct msm_vidc_inst *inst)
mbs_per_frame = NUM_MBS_PER_FRAME(width, height);
frame_size = (width * height * 3);
if (inst->rc_type == V4L2_MPEG_VIDEO_BITRATE_MODE_CQ ||
is_grid_session(inst) || is_image_session(inst))
goto calc_done;
if (mbs_per_frame < NUM_MBS_720P)
frame_size = frame_size << 1;
else if (mbs_per_frame <= NUM_MBS_4k)
@ -1003,17 +1008,19 @@ u32 msm_vidc_calculate_enc_output_frame_size(struct msm_vidc_inst *inst)
else
frame_size = frame_size >> 3;
if ((inst->rc_type == RATE_CONTROL_OFF) ||
(inst->rc_type == V4L2_MPEG_VIDEO_BITRATE_MODE_CQ))
if (inst->rc_type == RATE_CONTROL_OFF)
frame_size = frame_size << 1;
if (inst->rc_type == RATE_CONTROL_LOSSLESS)
frame_size = (width * height * 9) >> 2;
/* multiply by 10/8 (1.25) to get size for 10 bit case */
if (f->fmt.pix_mp.pixelformat == V4L2_PIX_FMT_HEVC)
if (inst->core->platform_data->vpu_ver != VPU_VERSION_AR50_LITE &&
f->fmt.pix_mp.pixelformat == V4L2_PIX_FMT_HEVC) {
frame_size = frame_size + (frame_size >> 2);
}
calc_done:
return ALIGN(frame_size, SZ_4K);
}