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Commit 91b50eb9 authored by Shi Zhongbo's avatar Shi Zhongbo Committed by Gerrit - the friendly Code Review server
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msm: vidc: enable AVC lossless encoding 



1. Enable AVC RC_LOSSLESS mode.
2. Set low latency mode by default for AVC lossless.

Change-Id: I5be9bae8406fac315606d37daeedd906b2055a6e
Signed-off-by: default avatarShi Zhongbo <zhongbos@codeaurora.org>
parent e309c5e8

drivers/media/platform/msm/vidc/msm_venc.c

+3 −1
Original line number Diff line number Diff line
@@ -1378,7 +1378,9 @@ static int msm_venc_resolve_rc_enable(struct msm_vidc_inst *inst, 
	}



	codec = get_v4l2_codec(inst);

	if (msm_vidc_lossless_encode && codec == V4L2_PIX_FMT_HEVC) {

	if (msm_vidc_lossless_encode

		&& (codec == V4L2_PIX_FMT_HEVC ||

			codec == V4L2_PIX_FMT_H264)) {

		dprintk(VIDC_DBG,

			"Reset RC mode to RC_LOSSLESS for HEVC lossless encoding\n");

		inst->rc_type = RATE_CONTROL_LOSSLESS;

drivers/media/platform/msm/vidc/msm_vidc_clocks.c

+6 −0
Original line number Diff line number Diff line
@@ -1490,6 +1490,12 @@ int msm_vidc_decide_work_mode_iris2(struct msm_vidc_inst *inst) 
			/* For WORK_MODE_1, set Low Latency mode by default */

			latency.enable = true;

		}

		if (inst->rc_type == RATE_CONTROL_LOSSLESS &&

			out_f->fmt.pix_mp.pixelformat == V4L2_PIX_FMT_H264) {

			dprintk(VIDC_DBG,

				"Set work mode to low latency for AVC lossless encoding.");

			latency.enable = true;

		}

	} else {

		return -EINVAL;

	}