lisa/android_kernel_xiaomi_sm8350
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge "msm: vidc: optimize HEIC output buffer calc for encoder"

Browse Source
This commit is contained in:
qctecmdr 2020-11-08 22:32:30 -08:00 committed by Gerrit - the friendly Code Review server
commit a25b3ff7e8
1 changed files with 10 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
msm/vidc/msm_vidc_buffer_calculations.c
View File

@ -982,6 +982,7 @@ u32 msm_vidc_calculate_enc_output_frame_size(struct msm_vidc_inst *inst)
f = &inst->fmts[OUTPUT_PORT].v4l2_fmt; f = &inst->fmts[OUTPUT_PORT].v4l2_fmt;
/* /*
* Encoder output size calculation: 32 Align width/height * Encoder output size calculation: 32 Align width/height
* For CQ or heic session : YUVsize * 2
* For resolution < 720p : YUVsize * 4 * For resolution < 720p : YUVsize * 4
* For resolution > 720p & <= 4K : YUVsize / 2 * For resolution > 720p & <= 4K : YUVsize / 2
* For resolution > 4k : YUVsize / 4 * 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); mbs_per_frame = NUM_MBS_PER_FRAME(width, height);
frame_size = (width * height * 3); 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) if (mbs_per_frame < NUM_MBS_720P)
frame_size = frame_size << 1; frame_size = frame_size << 1;
else if (mbs_per_frame <= NUM_MBS_4k) 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 else
frame_size = frame_size >> 3; frame_size = frame_size >> 3;
if ((inst->rc_type == RATE_CONTROL_OFF) || if (inst->rc_type == RATE_CONTROL_OFF)
(inst->rc_type == V4L2_MPEG_VIDEO_BITRATE_MODE_CQ))
frame_size = frame_size << 1; frame_size = frame_size << 1;
if (inst->rc_type == RATE_CONTROL_LOSSLESS) if (inst->rc_type == RATE_CONTROL_LOSSLESS)
frame_size = (width * height * 9) >> 2; frame_size = (width * height * 9) >> 2;
/* multiply by 10/8 (1.25) to get size for 10 bit case */ /* 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); frame_size = frame_size + (frame_size >> 2);
}
calc_done:
return ALIGN(frame_size, SZ_4K); return ALIGN(frame_size, SZ_4K);
} }