| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * This file is part of FFmpeg. | ||
| 3 | * | ||
| 4 | * FFmpeg is free software; you can redistribute it and/or | ||
| 5 | * modify it under the terms of the GNU Lesser General Public | ||
| 6 | * License as published by the Free Software Foundation; either | ||
| 7 | * version 2.1 of the License, or (at your option) any later version. | ||
| 8 | * | ||
| 9 | * FFmpeg is distributed in the hope that it will be useful, | ||
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| 12 | * Lesser General Public License for more details. | ||
| 13 | * | ||
| 14 | * You should have received a copy of the GNU Lesser General Public | ||
| 15 | * License along with FFmpeg; if not, write to the Free Software | ||
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
| 17 | */ | ||
| 18 | |||
| 19 | #include <va/va.h> | ||
| 20 | #include <va/va_enc_vp8.h> | ||
| 21 | |||
| 22 | #include "libavutil/avassert.h" | ||
| 23 | #include "libavutil/common.h" | ||
| 24 | #include "libavutil/internal.h" | ||
| 25 | #include "libavutil/opt.h" | ||
| 26 | #include "libavutil/pixfmt.h" | ||
| 27 | |||
| 28 | #include "avcodec.h" | ||
| 29 | #include "codec_internal.h" | ||
| 30 | #include "vaapi_encode.h" | ||
| 31 | #include "vp8.h" | ||
| 32 | |||
| 33 | |||
| 34 | typedef struct VAAPIEncodeVP8Context { | ||
| 35 | VAAPIEncodeContext common; | ||
| 36 | |||
| 37 | // User options. | ||
| 38 | int loop_filter_level; | ||
| 39 | int loop_filter_sharpness; | ||
| 40 | |||
| 41 | // Derived settings. | ||
| 42 | int q_index_i; | ||
| 43 | int q_index_p; | ||
| 44 | } VAAPIEncodeVP8Context; | ||
| 45 | |||
| 46 | |||
| 47 | #define vseq_var(name) vseq->name, name | ||
| 48 | #define vseq_field(name) vseq->seq_fields.bits.name, name | ||
| 49 | #define vpic_var(name) vpic->name, name | ||
| 50 | #define vpic_field(name) vpic->pic_fields.bits.name, name | ||
| 51 | |||
| 52 | |||
| 53 | ✗ | static int vaapi_encode_vp8_init_sequence_params(AVCodecContext *avctx) | |
| 54 | { | ||
| 55 | ✗ | FFHWBaseEncodeContext *base_ctx = avctx->priv_data; | |
| 56 | ✗ | VAAPIEncodeContext *ctx = avctx->priv_data; | |
| 57 | ✗ | VAEncSequenceParameterBufferVP8 *vseq = ctx->codec_sequence_params; | |
| 58 | |||
| 59 | ✗ | vseq->frame_width = avctx->width; | |
| 60 | ✗ | vseq->frame_height = avctx->height; | |
| 61 | |||
| 62 | ✗ | vseq->frame_width_scale = 0; | |
| 63 | ✗ | vseq->frame_height_scale = 0; | |
| 64 | |||
| 65 | ✗ | vseq->error_resilient = 0; | |
| 66 | ✗ | vseq->kf_auto = 0; | |
| 67 | |||
| 68 | ✗ | if (!(ctx->va_rc_mode & VA_RC_CQP)) { | |
| 69 | ✗ | vseq->bits_per_second = ctx->va_bit_rate; | |
| 70 | ✗ | vseq->intra_period = base_ctx->gop_size; | |
| 71 | } | ||
| 72 | |||
| 73 | ✗ | return 0; | |
| 74 | } | ||
| 75 | |||
| 76 | ✗ | static int vaapi_encode_vp8_init_picture_params(AVCodecContext *avctx, | |
| 77 | FFHWBaseEncodePicture *pic) | ||
| 78 | { | ||
| 79 | ✗ | VAAPIEncodePicture *vaapi_pic = pic->priv; | |
| 80 | ✗ | VAAPIEncodeVP8Context *priv = avctx->priv_data; | |
| 81 | ✗ | VAEncPictureParameterBufferVP8 *vpic = vaapi_pic->codec_picture_params; | |
| 82 | int i; | ||
| 83 | |||
| 84 | ✗ | vpic->reconstructed_frame = vaapi_pic->recon_surface; | |
| 85 | |||
| 86 | ✗ | vpic->coded_buf = vaapi_pic->output_buffer; | |
| 87 | |||
| 88 | ✗ | switch (pic->type) { | |
| 89 | ✗ | case FF_HW_PICTURE_TYPE_IDR: | |
| 90 | case FF_HW_PICTURE_TYPE_I: | ||
| 91 | ✗ | av_assert0(pic->nb_refs[0] == 0 && pic->nb_refs[1] == 0); | |
| 92 | ✗ | vpic->ref_flags.bits.force_kf = 1; | |
| 93 | ✗ | vpic->ref_last_frame = | |
| 94 | ✗ | vpic->ref_gf_frame = | |
| 95 | ✗ | vpic->ref_arf_frame = | |
| 96 | VA_INVALID_SURFACE; | ||
| 97 | ✗ | break; | |
| 98 | ✗ | case FF_HW_PICTURE_TYPE_P: | |
| 99 | ✗ | av_assert0(!pic->nb_refs[1]); | |
| 100 | ✗ | vpic->ref_flags.bits.no_ref_last = 0; | |
| 101 | ✗ | vpic->ref_flags.bits.no_ref_gf = 1; | |
| 102 | ✗ | vpic->ref_flags.bits.no_ref_arf = 1; | |
| 103 | ✗ | vpic->ref_last_frame = | |
| 104 | ✗ | vpic->ref_gf_frame = | |
| 105 | ✗ | vpic->ref_arf_frame = | |
| 106 | ✗ | ((VAAPIEncodePicture *)pic->refs[0][0]->priv)->recon_surface; | |
| 107 | ✗ | break; | |
| 108 | ✗ | default: | |
| 109 | ✗ | av_assert0(0 && "invalid picture type"); | |
| 110 | } | ||
| 111 | |||
| 112 | ✗ | vpic->pic_flags.bits.frame_type = (pic->type != FF_HW_PICTURE_TYPE_IDR); | |
| 113 | ✗ | vpic->pic_flags.bits.show_frame = 1; | |
| 114 | |||
| 115 | ✗ | vpic->pic_flags.bits.refresh_last = 1; | |
| 116 | ✗ | vpic->pic_flags.bits.refresh_golden_frame = 1; | |
| 117 | ✗ | vpic->pic_flags.bits.refresh_alternate_frame = 1; | |
| 118 | |||
| 119 | ✗ | vpic->pic_flags.bits.version = 0; | |
| 120 | ✗ | vpic->pic_flags.bits.loop_filter_type = 0; | |
| 121 | ✗ | for (i = 0; i < 4; i++) | |
| 122 | ✗ | vpic->loop_filter_level[i] = priv->loop_filter_level; | |
| 123 | ✗ | vpic->sharpness_level = priv->loop_filter_sharpness; | |
| 124 | |||
| 125 | ✗ | vpic->clamp_qindex_low = 0; | |
| 126 | ✗ | vpic->clamp_qindex_high = 127; | |
| 127 | |||
| 128 | ✗ | return 0; | |
| 129 | } | ||
| 130 | |||
| 131 | ✗ | static int vaapi_encode_vp8_write_quant_table(AVCodecContext *avctx, | |
| 132 | FFHWBaseEncodePicture *base_pic, | ||
| 133 | int index, int *type, | ||
| 134 | char *data, size_t *data_len) | ||
| 135 | { | ||
| 136 | ✗ | VAAPIEncodeVP8Context *priv = avctx->priv_data; | |
| 137 | VAQMatrixBufferVP8 quant; | ||
| 138 | int i, q; | ||
| 139 | |||
| 140 | ✗ | if (index > 0) | |
| 141 | ✗ | return AVERROR_EOF; | |
| 142 | |||
| 143 | ✗ | if (*data_len < sizeof(quant)) | |
| 144 | ✗ | return AVERROR(EINVAL); | |
| 145 | ✗ | *type = VAQMatrixBufferType; | |
| 146 | ✗ | *data_len = sizeof(quant); | |
| 147 | |||
| 148 | ✗ | memset(&quant, 0, sizeof(quant)); | |
| 149 | |||
| 150 | ✗ | if (base_pic->type == FF_HW_PICTURE_TYPE_P) | |
| 151 | ✗ | q = priv->q_index_p; | |
| 152 | else | ||
| 153 | ✗ | q = priv->q_index_i; | |
| 154 | |||
| 155 | ✗ | for (i = 0; i < 4; i++) | |
| 156 | ✗ | quant.quantization_index[i] = q; | |
| 157 | ✗ | for (i = 0; i < 5; i++) | |
| 158 | ✗ | quant.quantization_index_delta[i] = 0; | |
| 159 | |||
| 160 | ✗ | memcpy(data, &quant, sizeof(quant)); | |
| 161 | ✗ | return 0; | |
| 162 | } | ||
| 163 | |||
| 164 | ✗ | static av_cold int vaapi_encode_vp8_configure(AVCodecContext *avctx) | |
| 165 | { | ||
| 166 | ✗ | VAAPIEncodeContext *ctx = avctx->priv_data; | |
| 167 | ✗ | VAAPIEncodeVP8Context *priv = avctx->priv_data; | |
| 168 | |||
| 169 | ✗ | priv->q_index_p = av_clip(ctx->rc_quality, 0, VP8_MAX_QUANT); | |
| 170 | ✗ | if (avctx->i_quant_factor > 0.0) | |
| 171 | ✗ | priv->q_index_i = | |
| 172 | ✗ | av_clip((avctx->i_quant_factor * priv->q_index_p + | |
| 173 | ✗ | avctx->i_quant_offset) + 0.5, | |
| 174 | 0, VP8_MAX_QUANT); | ||
| 175 | else | ||
| 176 | ✗ | priv->q_index_i = priv->q_index_p; | |
| 177 | |||
| 178 | ✗ | ctx->roi_quant_range = VP8_MAX_QUANT; | |
| 179 | |||
| 180 | ✗ | return 0; | |
| 181 | } | ||
| 182 | |||
| 183 | static const VAAPIEncodeProfile vaapi_encode_vp8_profiles[] = { | ||
| 184 | { 0 /* VP8 has no profiles */, 8, 3, 1, 1, VAProfileVP8Version0_3 }, | ||
| 185 | { AV_PROFILE_UNKNOWN } | ||
| 186 | }; | ||
| 187 | |||
| 188 | static const VAAPIEncodeType vaapi_encode_type_vp8 = { | ||
| 189 | .profiles = vaapi_encode_vp8_profiles, | ||
| 190 | |||
| 191 | .configure = &vaapi_encode_vp8_configure, | ||
| 192 | |||
| 193 | .default_quality = 40, | ||
| 194 | |||
| 195 | .sequence_params_size = sizeof(VAEncSequenceParameterBufferVP8), | ||
| 196 | .init_sequence_params = &vaapi_encode_vp8_init_sequence_params, | ||
| 197 | |||
| 198 | .picture_params_size = sizeof(VAEncPictureParameterBufferVP8), | ||
| 199 | .init_picture_params = &vaapi_encode_vp8_init_picture_params, | ||
| 200 | |||
| 201 | .write_extra_buffer = &vaapi_encode_vp8_write_quant_table, | ||
| 202 | }; | ||
| 203 | |||
| 204 | ✗ | static av_cold int vaapi_encode_vp8_init(AVCodecContext *avctx) | |
| 205 | { | ||
| 206 | ✗ | VAAPIEncodeContext *ctx = avctx->priv_data; | |
| 207 | |||
| 208 | ✗ | ctx->codec = &vaapi_encode_type_vp8; | |
| 209 | |||
| 210 | // No packed headers are currently desired. VP8 has no metadata | ||
| 211 | // which would be useful to write, and no existing driver supports | ||
| 212 | // adding them anyway. | ||
| 213 | ✗ | ctx->desired_packed_headers = 0; | |
| 214 | |||
| 215 | ✗ | return ff_vaapi_encode_init(avctx); | |
| 216 | } | ||
| 217 | |||
| 218 | #define OFFSET(x) offsetof(VAAPIEncodeVP8Context, x) | ||
| 219 | #define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM) | ||
| 220 | static const AVOption vaapi_encode_vp8_options[] = { | ||
| 221 | HW_BASE_ENCODE_COMMON_OPTIONS, | ||
| 222 | VAAPI_ENCODE_COMMON_OPTIONS, | ||
| 223 | VAAPI_ENCODE_RC_OPTIONS, | ||
| 224 | |||
| 225 | { "loop_filter_level", "Loop filter level", | ||
| 226 | OFFSET(loop_filter_level), AV_OPT_TYPE_INT, { .i64 = 16 }, 0, 63, FLAGS }, | ||
| 227 | { "loop_filter_sharpness", "Loop filter sharpness", | ||
| 228 | OFFSET(loop_filter_sharpness), AV_OPT_TYPE_INT, { .i64 = 4 }, 0, 15, FLAGS }, | ||
| 229 | { NULL }, | ||
| 230 | }; | ||
| 231 | |||
| 232 | static const FFCodecDefault vaapi_encode_vp8_defaults[] = { | ||
| 233 | { "b", "0" }, | ||
| 234 | { "bf", "0" }, | ||
| 235 | { "g", "120" }, | ||
| 236 | { "qmin", "-1" }, | ||
| 237 | { "qmax", "-1" }, | ||
| 238 | { "refs", "0" }, | ||
| 239 | { NULL }, | ||
| 240 | }; | ||
| 241 | |||
| 242 | static const AVClass vaapi_encode_vp8_class = { | ||
| 243 | .class_name = "vp8_vaapi", | ||
| 244 | .item_name = av_default_item_name, | ||
| 245 | .option = vaapi_encode_vp8_options, | ||
| 246 | .version = LIBAVUTIL_VERSION_INT, | ||
| 247 | }; | ||
| 248 | |||
| 249 | const FFCodec ff_vp8_vaapi_encoder = { | ||
| 250 | .p.name = "vp8_vaapi", | ||
| 251 | CODEC_LONG_NAME("VP8 (VAAPI)"), | ||
| 252 | .p.type = AVMEDIA_TYPE_VIDEO, | ||
| 253 | .p.id = AV_CODEC_ID_VP8, | ||
| 254 | .priv_data_size = sizeof(VAAPIEncodeVP8Context), | ||
| 255 | .init = &vaapi_encode_vp8_init, | ||
| 256 | FF_CODEC_RECEIVE_PACKET_CB(&ff_vaapi_encode_receive_packet), | ||
| 257 | .close = &ff_vaapi_encode_close, | ||
| 258 | .p.priv_class = &vaapi_encode_vp8_class, | ||
| 259 | .p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE | | ||
| 260 | AV_CODEC_CAP_DR1 | AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE, | ||
| 261 | .caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE | | ||
| 262 | FF_CODEC_CAP_INIT_CLEANUP, | ||
| 263 | .defaults = vaapi_encode_vp8_defaults, | ||
| 264 | CODEC_PIXFMTS(AV_PIX_FMT_VAAPI), | ||
| 265 | .color_ranges = AVCOL_RANGE_MPEG, /* FIXME: implement tagging */ | ||
| 266 | .hw_configs = ff_vaapi_encode_hw_configs, | ||
| 267 | .p.wrapper_name = "vaapi", | ||
| 268 | }; | ||
| 269 |