Re: [Patch v3 09/11] [media] v4l2: Add v4l2 control IDs for HEVC encoder

From: Smitha T Murthy
Date: Mon Apr 03 2017 - 08:13:16 EST

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In reply to: Hans Verkuil: "Re: [Patch v3 09/11] [media] v4l2: Add v4l2 control IDs for HEVC encoder"
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On Mon, 2017-04-03 at 10:22 +0200, Hans Verkuil wrote:
> On 03/31/2017 11:06 AM, Smitha T Murthy wrote:
> > Add v4l2 controls for HEVC encoder
> >
> > Signed-off-by: Smitha T Murthy <smitha.t@xxxxxxxxxxx>
> > Reviewed-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
> > ---
> > drivers/media/v4l2-core/v4l2-ctrls.c | 103 +++++++++++++++++++++++++++
> > include/uapi/linux/v4l2-controls.h | 133 +++++++++++++++++++++++++++++++++++
> > 2 files changed, 236 insertions(+)
> >
> > diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
> > index b9e08e3..5fa763b 100644
> > --- a/drivers/media/v4l2-core/v4l2-ctrls.c
> > +++ b/drivers/media/v4l2-core/v4l2-ctrls.c
> > @@ -479,6 +479,46 @@ const char * const *v4l2_ctrl_get_menu(u32 id)
> > NULL,
> > };
> >
> > + static const char * const hevc_profile[] = {
> > + "Main",
> > + "Main still picture",
>
> All control and control menu names should follow the english capitalization rules for
> titles. So this should become "Main Still Picture".
>
> Please adjust this in this patch.
>
> Regards,
>
> Hans
>
I will correct this in the next version.
Thank you for the review.
Regards,
Smitha
> > + NULL,
> > + };
> > + static const char * const hevc_level[] = {
> > + "1",
> > + "2",
> > + "2.1",
> > + "3",
> > + "3.1",
> > + "4",
> > + "4.1",
> > + "5",
> > + "5.1",
> > + "5.2",
> > + "6",
> > + "6.1",
> > + "6.2",
> > + NULL,
> > + };
> > + static const char * const hevc_hierarchial_coding_type[] = {
> > + "B",
> > + "P",
> > + NULL,
> > + };
> > + static const char * const hevc_refresh_type[] = {
> > + "None",
> > + "CRA",
> > + "IDR",
> > + NULL,
> > + };
> > + static const char * const hevc_size_of_length_field[] = {
> > + "0",
> > + "1",
> > + "2",
> > + "4",
> > + NULL,
> > + };
> > +
> >
> > switch (id) {
> > case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
> > @@ -574,6 +614,16 @@ const char * const *v4l2_ctrl_get_menu(u32 id)
> > return dv_it_content_type;
> > case V4L2_CID_DETECT_MD_MODE:
> > return detect_md_mode;
> > + case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
> > + return hevc_profile;
> > + case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
> > + return hevc_level;
> > + case V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_TYPE:
> > + return hevc_hierarchial_coding_type;
> > + case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE:
> > + return hevc_refresh_type;
> > + case V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD:
> > + return hevc_size_of_length_field;
> >
> > default:
> > return NULL;
> > @@ -775,6 +825,54 @@ const char *v4l2_ctrl_get_name(u32 id)
> > case V4L2_CID_MPEG_VIDEO_VPX_P_FRAME_QP: return "VPX P-Frame QP Value";
> > case V4L2_CID_MPEG_VIDEO_VPX_PROFILE: return "VPX Profile";
> >
> > + /* HEVC controls */
> > + case V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_QP: return "HEVC I frame QP value";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_QP: return "HEVC P frame QP value";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_QP: return "HEVC B frame QP value";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP: return "HEVC Minimum QP value";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP: return "HEVC Maximum QP value";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_DARK: return "HEVC Dark reg adaptive rc";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_SMOOTH: return "HEVC Smooth reg adaptive rc";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_STATIC: return "HEVC Static reg adaptive rc";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_ACTIVITY: return "HEVC activity reg adaptive rc";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE: return "HEVC Profile";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL: return "HEVC Level";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_TIER_FLAG: return "HEVC tier_flag";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_FRAME_RATE_RESOLUTION: return "HEVC Frame rate resolution";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_MAX_PARTITION_DEPTH: return "HEVC Maximum coding unit depth";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_REF_NUMBER_FOR_PFRAMES: return "HEVC Number of reference frames";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE: return "HEVC Refresh type";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_CONST_INTRA_PRED: return "HEVC Constant intra prediction";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_LOSSLESS_CU: return "HEVC Lossless encoding";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_WAVEFRONT: return "HEVC Wavefront";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_LF: return "HEVC Loop filter";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_LF_SLICE_BOUNDARY: return "HEVC LF across slice boundary or not";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_QP: return "HEVC QP values";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_TYPE: return "HEVC Hierarchical Coding Type";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER:return "HEVC Hierarchical Coding Layer";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_QP:return "HEVC Hierarchical Layer QP";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER0_BITRATE:return "HEVC Hierarchical Lay 0 bit rate";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER1_BITRATE:return "HEVC Hierarchical Lay 1 bit rate";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER2_BITRATE:return "HEVC Hierarchical Lay 2 bit rate";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER3_BITRATE:return "HEVC Hierarchical Lay 3 bit rate";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER4_BITRATE:return "HEVC Hierarchical Lay 4 bit rate";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER5_BITRATE:return "HEVC Hierarchical Lay 5 bit rate";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER6_BITRATE:return "HEVC Hierarchical Lay 6 bit rate";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_CH:return "HEVC Hierarchical Coding Layer Change";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_SIGN_DATA_HIDING: return "HEVC Sign data hiding";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_GENERAL_PB: return "HEVC General pb";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_TEMPORAL_ID: return "HEVC Temporal id";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_STRONG_SMOOTHING: return "HEVC Strong intra smoothing";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_INTRA_PU_SPLIT: return "HEVC intra pu split";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_TMV_PREDICTION: return "HEVC tmv prediction";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_MAX_NUM_MERGE_MV_MINUS1: return "HEVC Max number of candidate MVs";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_WITHOUT_STARTCODE: return "HEVC ENC without startcode";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_PERIOD: return "HEVC num of I frame b/w 2 IDR";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_LF_BETA_OFFSET_DIV2: return "HEVC Loop filter beta offset";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_LF_TC_OFFSET_DIV2: return "HEVC Loop filter tc offset";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD: return "HEVC Size of length field";
> > + case V4L2_CID_MPEG_VIDEO_HEVC_PREPEND_SPSPPS_TO_IDR: return "HEVC Prepend SPS/PPS to IDR";
> > +
> > /* CAMERA controls */
> > /* Keep the order of the 'case's the same as in v4l2-controls.h! */
> > case V4L2_CID_CAMERA_CLASS: return "Camera Controls";
> > @@ -1063,6 +1161,11 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
> > case V4L2_CID_TUNE_DEEMPHASIS:
> > case V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_SEL:
> > case V4L2_CID_DETECT_MD_MODE:
> > + case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
> > + case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
> > + case V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_TYPE:
> > + case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE:
> > + case V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD:
> > *type = V4L2_CTRL_TYPE_MENU;
> > break;
> > case V4L2_CID_LINK_FREQ:
> > diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h
> > index 0d2e1e0..1f6502a 100644
> > --- a/include/uapi/linux/v4l2-controls.h
> > +++ b/include/uapi/linux/v4l2-controls.h
> > @@ -579,6 +579,139 @@ enum v4l2_vp8_golden_frame_sel {
> > #define V4L2_CID_MPEG_VIDEO_VPX_P_FRAME_QP (V4L2_CID_MPEG_BASE+510)
> > #define V4L2_CID_MPEG_VIDEO_VPX_PROFILE (V4L2_CID_MPEG_BASE+511)
> >
> > +/* CIDs for HEVC encoding. Number gaps are for compatibility */
> > +
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP \
> > + (V4L2_CID_MPEG_BASE + 512)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP \
> > + (V4L2_CID_MPEG_BASE + 513)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_QP \
> > + (V4L2_CID_MPEG_BASE + 514)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_QP \
> > + (V4L2_CID_MPEG_BASE + 515)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_QP \
> > + (V4L2_CID_MPEG_BASE + 516)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_QP \
> > + (V4L2_CID_MPEG_BASE + 517)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_TYPE \
> > + (V4L2_CID_MPEG_BASE + 518)
> > +enum v4l2_mpeg_video_hevc_hier_coding_type {
> > + V4L2_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_B = 0,
> > + V4L2_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_P = 1,
> > +};
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER \
> > + (V4L2_CID_MPEG_BASE + 519)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_QP \
> > + (V4L2_CID_MPEG_BASE + 520)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_PROFILE \
> > + (V4L2_CID_MPEG_BASE + 521)
> > +enum v4l2_mpeg_video_hevc_profile {
> > + V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN = 0,
> > + V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE = 1,
> > +};
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_LEVEL \
> > + (V4L2_CID_MPEG_BASE + 522)
> > +enum v4l2_mpeg_video_hevc_level {
> > + V4L2_MPEG_VIDEO_HEVC_LEVEL_1 = 0,
> > + V4L2_MPEG_VIDEO_HEVC_LEVEL_2 = 1,
> > + V4L2_MPEG_VIDEO_HEVC_LEVEL_2_1 = 2,
> > + V4L2_MPEG_VIDEO_HEVC_LEVEL_3 = 3,
> > + V4L2_MPEG_VIDEO_HEVC_LEVEL_3_1 = 4,
> > + V4L2_MPEG_VIDEO_HEVC_LEVEL_4 = 5,
> > + V4L2_MPEG_VIDEO_HEVC_LEVEL_4_1 = 6,
> > + V4L2_MPEG_VIDEO_HEVC_LEVEL_5 = 7,
> > + V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1 = 8,
> > + V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2 = 9,
> > + V4L2_MPEG_VIDEO_HEVC_LEVEL_6 = 10,
> > + V4L2_MPEG_VIDEO_HEVC_LEVEL_6_1 = 11,
> > + V4L2_MPEG_VIDEO_HEVC_LEVEL_6_2 = 12,
> > +};
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_FRAME_RATE_RESOLUTION \
> > + (V4L2_CID_MPEG_BASE + 523)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_TIER_FLAG \
> > + (V4L2_CID_MPEG_BASE + 524)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_MAX_PARTITION_DEPTH \
> > + (V4L2_CID_MPEG_BASE + 525)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_REF_NUMBER_FOR_PFRAMES \
> > + (V4L2_CID_MPEG_BASE + 526)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_LF \
> > + (V4L2_CID_MPEG_BASE + 527)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_LF_SLICE_BOUNDARY \
> > + (V4L2_CID_MPEG_BASE + 528)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_LF_BETA_OFFSET_DIV2 \
> > + (V4L2_CID_MPEG_BASE + 529)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_LF_TC_OFFSET_DIV2 \
> > + (V4L2_CID_MPEG_BASE + 530)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE \
> > + (V4L2_CID_MPEG_BASE + 531)
> > +enum v4l2_cid_mpeg_video_hevc_refresh_type {
> > + V4L2_MPEG_VIDEO_HEVC_REFRESH_NONE = 0,
> > + V4L2_MPEG_VIDEO_HEVC_REFRESH_CRA = 1,
> > + V4L2_MPEG_VIDEO_HEVC_REFRESH_IDR = 2,
> > +};
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_PERIOD \
> > + (V4L2_CID_MPEG_BASE + 532)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_LOSSLESS_CU \
> > + (V4L2_CID_MPEG_BASE + 533)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_CONST_INTRA_PRED \
> > + (V4L2_CID_MPEG_BASE + 534)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_WAVEFRONT \
> > + (V4L2_CID_MPEG_BASE + 535)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_SIGN_DATA_HIDING \
> > + (V4L2_CID_MPEG_BASE + 536)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_GENERAL_PB \
> > + (V4L2_CID_MPEG_BASE + 537)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_TEMPORAL_ID \
> > + (V4L2_CID_MPEG_BASE + 538)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_STRONG_SMOOTHING \
> > + (V4L2_CID_MPEG_BASE + 539)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_MAX_NUM_MERGE_MV_MINUS1 \
> > + (V4L2_CID_MPEG_BASE + 540)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_DARK \
> > + (V4L2_CID_MPEG_BASE + 541)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_SMOOTH \
> > + (V4L2_CID_MPEG_BASE + 542)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_STATIC \
> > + (V4L2_CID_MPEG_BASE + 543)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_ACTIVITY \
> > + (V4L2_CID_MPEG_BASE + 544)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_INTRA_PU_SPLIT \
> > + (V4L2_CID_MPEG_BASE + 545)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_TMV_PREDICTION \
> > + (V4L2_CID_MPEG_BASE + 546)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_WITHOUT_STARTCODE \
> > + (V4L2_CID_MPEG_BASE + 547)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_QP_INDEX_CR \
> > + (V4L2_CID_MPEG_BASE + 548)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_QP_INDEX_CB \
> > + (V4L2_CID_MPEG_BASE + 549)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD \
> > + (V4L2_CID_MPEG_BASE + 550)
> > +enum v4l2_cid_mpeg_video_hevc_size_of_length_field {
> > + V4L2_MPEG_VIDEO_HEVC_SIZE_0 = 0,
> > + V4L2_MPEG_VIDEO_HEVC_SIZE_1 = 1,
> > + V4L2_MPEG_VIDEO_HEVC_SIZE_2 = 2,
> > + V4L2_MPEG_VIDEO_HEVC_SIZE_4 = 3,
> > +};
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_PREPEND_SPSPPS_TO_IDR \
> > + (V4L2_CID_MPEG_BASE + 551)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_CH \
> > + (V4L2_CID_MPEG_BASE + 552)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER0_BITRATE \
> > + (V4L2_CID_MPEG_BASE + 553)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER1_BITRATE \
> > + (V4L2_CID_MPEG_BASE + 554)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER2_BITRATE \
> > + (V4L2_CID_MPEG_BASE + 555)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER3_BITRATE \
> > + (V4L2_CID_MPEG_BASE + 556)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER4_BITRATE \
> > + (V4L2_CID_MPEG_BASE + 557)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER5_BITRATE \
> > + (V4L2_CID_MPEG_BASE + 558)
> > +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER6_BITRATE \
> > + (V4L2_CID_MPEG_BASE + 559)
> > +
> > /* MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
> > #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000)
> > #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0)
> >
>
>
>

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