FFmpeg
qsvenc.h
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1 /*
2  * Intel MediaSDK QSV encoder utility functions
3  *
4  * copyright (c) 2013 Yukinori Yamazoe
5  *
6  * This file is part of FFmpeg.
7  *
8  * FFmpeg is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * FFmpeg is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with FFmpeg; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  */
22 
23 #ifndef AVCODEC_QSVENC_H
24 #define AVCODEC_QSVENC_H
25 
26 #include <stdint.h>
27 #include <sys/types.h>
28 
29 #include <mfxvideo.h>
30 
31 #include "libavutil/common.h"
32 #include "libavutil/hwcontext.h"
33 #include "libavutil/hwcontext_qsv.h"
34 #include "libavutil/avutil.h"
35 #include "libavutil/fifo.h"
36 
37 #include "avcodec.h"
38 #include "hwconfig.h"
39 #include "qsv_internal.h"
40 
41 #define QSV_HAVE_EXT_VP9_TILES QSV_VERSION_ATLEAST(1, 29)
42 #define QSV_HAVE_EXT_AV1_PARAM QSV_VERSION_ATLEAST(2, 5)
43 
44 #if defined(_WIN32) || defined(__CYGWIN__)
45 #define QSV_HAVE_AVBR 1
46 #define QSV_HAVE_VCM 1
47 #define QSV_HAVE_MF 0
48 #define QSV_HAVE_HE QSV_VERSION_ATLEAST(2, 4)
49 #else
50 #define QSV_HAVE_AVBR 0
51 #define QSV_HAVE_VCM 0
52 #define QSV_HAVE_MF !QSV_ONEVPL
53 #define QSV_HAVE_HE 0
54 #endif
55 
56 #define QSV_COMMON_OPTS \
57 { "async_depth", "Maximum processing parallelism", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 1, INT_MAX, VE }, \
58 { "preset", NULL, OFFSET(qsv.preset), AV_OPT_TYPE_INT, { .i64 = MFX_TARGETUSAGE_UNKNOWN }, MFX_TARGETUSAGE_UNKNOWN, MFX_TARGETUSAGE_BEST_SPEED, VE, "preset" }, \
59 { "veryfast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_SPEED }, INT_MIN, INT_MAX, VE, "preset" }, \
60 { "faster", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_6 }, INT_MIN, INT_MAX, VE, "preset" }, \
61 { "fast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_5 }, INT_MIN, INT_MAX, VE, "preset" }, \
62 { "medium", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BALANCED }, INT_MIN, INT_MAX, VE, "preset" }, \
63 { "slow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_3 }, INT_MIN, INT_MAX, VE, "preset" }, \
64 { "slower", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_2 }, INT_MIN, INT_MAX, VE, "preset" }, \
65 { "veryslow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_QUALITY }, INT_MIN, INT_MAX, VE, "preset" }, \
66 { "forced_idr", "Forcing I frames as IDR frames", OFFSET(qsv.forced_idr), AV_OPT_TYPE_BOOL,{ .i64 = 0 }, 0, 1, VE }, \
67 { "low_power", "enable low power mode(experimental: many limitations by mfx version, BRC modes, etc.)", OFFSET(qsv.low_power), AV_OPT_TYPE_BOOL, { .i64 = -1}, -1, 1, VE},
68 
69 #if QSV_HAVE_HE
70 #define QSV_HE_OPTIONS \
71 { "dual_gfx", "Prefer processing on both iGfx and dGfx simultaneously", OFFSET(qsv.dual_gfx), AV_OPT_TYPE_INT, { .i64 = MFX_HYPERMODE_OFF }, MFX_HYPERMODE_OFF, MFX_HYPERMODE_ADAPTIVE, VE, "dual_gfx" }, \
72 { "off", "Disable HyperEncode mode", 0, AV_OPT_TYPE_CONST, { .i64 = MFX_HYPERMODE_OFF }, INT_MIN, INT_MAX, VE, "dual_gfx" }, \
73 { "on", "Enable HyperEncode mode and return error if incompatible parameters during initialization", 0, AV_OPT_TYPE_CONST, { .i64 = MFX_HYPERMODE_ON }, INT_MIN, INT_MAX, VE, "dual_gfx" }, \
74 { "adaptive", "Enable HyperEncode mode or fallback to single GPU if incompatible parameters during initialization", 0, AV_OPT_TYPE_CONST, { .i64 = MFX_HYPERMODE_ADAPTIVE }, INT_MIN, INT_MAX, VE, "dual_gfx" },
75 #endif
76 
77 #define QSV_OPTION_RDO \
78 { "rdo", "Enable rate distortion optimization", OFFSET(qsv.rdo), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
79 
80 #define QSV_OPTION_MAX_FRAME_SIZE \
81 { "max_frame_size", "Maximum encoded frame size in bytes", OFFSET(qsv.max_frame_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE }, \
82 { "max_frame_size_i", "Maximum encoded I frame size in bytes",OFFSET(qsv.max_frame_size_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE }, \
83 { "max_frame_size_p", "Maximum encoded P frame size in bytes",OFFSET(qsv.max_frame_size_p), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE },
84 
85 #define QSV_OPTION_MAX_SLICE_SIZE \
86 { "max_slice_size", "Maximum encoded slice size in bytes", OFFSET(qsv.max_slice_size), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE },
87 
88 #define QSV_OPTION_BITRATE_LIMIT \
89 { "bitrate_limit", "Toggle bitrate limitations", OFFSET(qsv.bitrate_limit), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
90 
91 #define QSV_OPTION_MBBRC \
92 { "mbbrc", "MB level bitrate control", OFFSET(qsv.mbbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
93 
94 #define QSV_OPTION_EXTBRC \
95 { "extbrc", "Extended bitrate control", OFFSET(qsv.extbrc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
96 
97 #define QSV_OPTION_ADAPTIVE_I \
98 { "adaptive_i", "Adaptive I-frame placement", OFFSET(qsv.adaptive_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
99 
100 #define QSV_OPTION_ADAPTIVE_B \
101 { "adaptive_b", "Adaptive B-frame placement", OFFSET(qsv.adaptive_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
102 
103 #define QSV_OPTION_P_STRATEGY \
104 { "p_strategy", "Enable P-pyramid: 0-default 1-simple 2-pyramid(bf need to be set to 0).", OFFSET(qsv.p_strategy), AV_OPT_TYPE_INT, { .i64 = 0}, 0, 2, VE },
105 
106 #define QSV_OPTION_B_STRATEGY \
107 { "b_strategy", "Strategy to choose between I/P/B-frames", OFFSET(qsv.b_strategy), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
108 
109 #define QSV_OPTION_DBLK_IDC \
110 { "dblk_idc", "This option disable deblocking. It has value in range 0~2.", OFFSET(qsv.dblk_idc), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 2, VE},
111 
112 #define QSV_OPTION_LOW_DELAY_BRC \
113 { "low_delay_brc", "Allow to strictly obey avg frame size", OFFSET(qsv.low_delay_brc), AV_OPT_TYPE_BOOL,{ .i64 = -1 }, -1, 1, VE },
114 
115 #define QSV_OPTION_MAX_MIN_QP \
116 { "max_qp_i", "Maximum video quantizer scale for I frame", OFFSET(qsv.max_qp_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE}, \
117 { "min_qp_i", "Minimum video quantizer scale for I frame", OFFSET(qsv.min_qp_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE}, \
118 { "max_qp_p", "Maximum video quantizer scale for P frame", OFFSET(qsv.max_qp_p), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE}, \
119 { "min_qp_p", "Minimum video quantizer scale for P frame", OFFSET(qsv.min_qp_p), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE}, \
120 { "max_qp_b", "Maximum video quantizer scale for B frame", OFFSET(qsv.max_qp_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE}, \
121 { "min_qp_b", "Minimum video quantizer scale for B frame", OFFSET(qsv.min_qp_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE},
122 
123 #define QSV_OPTION_SCENARIO \
124 { "scenario", "A hint to encoder about the scenario for the encoding session", OFFSET(qsv.scenario), AV_OPT_TYPE_INT, { .i64 = MFX_SCENARIO_UNKNOWN }, \
125  MFX_SCENARIO_UNKNOWN, MFX_SCENARIO_REMOTE_GAMING, VE, "scenario" }, \
126 { "unknown", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_UNKNOWN }, .flags = VE, "scenario" }, \
127 { "displayremoting", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_DISPLAY_REMOTING }, .flags = VE, "scenario" }, \
128 { "videoconference", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_VIDEO_CONFERENCE }, .flags = VE, "scenario" }, \
129 { "archive", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_ARCHIVE }, .flags = VE, "scenario" }, \
130 { "livestreaming", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_LIVE_STREAMING }, .flags = VE, "scenario" }, \
131 { "cameracapture", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_CAMERA_CAPTURE }, .flags = VE, "scenario" }, \
132 { "videosurveillance", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_VIDEO_SURVEILLANCE }, .flags = VE, "scenario" }, \
133 { "gamestreaming", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_GAME_STREAMING }, .flags = VE, "scenario" }, \
134 { "remotegaming", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_SCENARIO_REMOTE_GAMING }, .flags = VE, "scenario" },
135 
136 #define QSV_OPTION_AVBR \
137 { "avbr_accuracy", "Accuracy of the AVBR ratecontrol (unit of tenth of percent)", OFFSET(qsv.avbr_accuracy), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, UINT16_MAX, VE }, \
138 { "avbr_convergence", "Convergence of the AVBR ratecontrol (unit of 100 frames)", OFFSET(qsv.avbr_convergence), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, UINT16_MAX, VE },
139 
140 #define QSV_OPTION_SKIP_FRAME \
141 { "skip_frame", "Allow frame skipping", OFFSET(qsv.skip_frame), AV_OPT_TYPE_INT, { .i64 = MFX_SKIPFRAME_NO_SKIP }, \
142  MFX_SKIPFRAME_NO_SKIP, MFX_SKIPFRAME_BRC_ONLY, VE, "skip_frame" }, \
143 { "no_skip", "Frame skipping is disabled", \
144  0, AV_OPT_TYPE_CONST, { .i64 = MFX_SKIPFRAME_NO_SKIP }, .flags = VE, "skip_frame" }, \
145 { "insert_dummy", "Encoder inserts into bitstream frame where all macroblocks are encoded as skipped", \
146  0, AV_OPT_TYPE_CONST, { .i64 = MFX_SKIPFRAME_INSERT_DUMMY }, .flags = VE, "skip_frame" }, \
147 { "insert_nothing", "Encoder inserts nothing into bitstream", \
148  0, AV_OPT_TYPE_CONST, { .i64 = MFX_SKIPFRAME_INSERT_NOTHING }, .flags = VE, "skip_frame" }, \
149 { "brc_only", "skip_frame metadata indicates the number of missed frames before the current frame", \
150  0, AV_OPT_TYPE_CONST, { .i64 = MFX_SKIPFRAME_BRC_ONLY }, .flags = VE, "skip_frame" },
151 
152 extern const AVCodecHWConfigInternal *const ff_qsv_enc_hw_configs[];
153 
154 typedef int SetEncodeCtrlCB (AVCodecContext *avctx,
155  const AVFrame *frame, mfxEncodeCtrl* enc_ctrl);
156 typedef struct QSVEncContext {
157  AVCodecContext *avctx;
158 
159  QSVFrame *work_frames;
160 
161  mfxSession session;
162  QSVSession internal_qs;
163 
164  int packet_size;
165  int width_align;
166  int height_align;
167 
168  mfxVideoParam param;
169  mfxFrameAllocRequest req;
170 
171  mfxExtCodingOption extco;
172  mfxExtCodingOption2 extco2;
173  mfxExtCodingOption3 extco3;
174 #if QSV_HAVE_MF
175  mfxExtMultiFrameParam extmfp;
176  mfxExtMultiFrameControl extmfc;
177 #endif
178  mfxExtHEVCTiles exthevctiles;
179  mfxExtVP9Param extvp9param;
180 #if QSV_HAVE_EXT_AV1_PARAM
181  mfxExtAV1TileParam extav1tileparam;
182  mfxExtAV1BitstreamParam extav1bsparam;
183 #endif
184 #if QSV_HAVE_HE
185  mfxExtHyperModeParam exthypermodeparam;
186 #endif
187 #if QSV_HAVE_OPAQUE
188  mfxExtOpaqueSurfaceAlloc opaque_alloc;
189  mfxFrameSurface1 **opaque_surfaces;
190  AVBufferRef *opaque_alloc_buf;
191 #endif
192 
193  mfxExtVideoSignalInfo extvsi;
194 
195  mfxExtBuffer *extparam_internal[5 + (QSV_HAVE_MF * 2) + (QSV_HAVE_EXT_AV1_PARAM * 2) + QSV_HAVE_HE];
196  int nb_extparam_internal;
197 
198  mfxExtBuffer **extparam;
199 
200  AVFifo *async_fifo;
201 
202  QSVFramesContext frames_ctx;
203 
204  mfxVersion ver;
205 
206  int hevc_vps;
207 
208  // options set by the caller
209  int async_depth;
210  int idr_interval;
211  int profile;
212  int tier;
213  int preset;
214  int avbr_accuracy;
215  int avbr_convergence;
216  int pic_timing_sei;
217  int look_ahead;
218  int look_ahead_depth;
219  int look_ahead_downsampling;
220  int vcm;
221  int rdo;
222  int max_frame_size;
223  int max_frame_size_i;
224  int max_frame_size_p;
225  int max_slice_size;
226  int dblk_idc;
227  int scenario;
228 
229  int tile_cols;
230  int tile_rows;
231 
232  int aud;
233 
234  int single_sei_nal_unit;
235  int max_dec_frame_buffering;
236 
237  int bitrate_limit;
238  int mbbrc;
239  int extbrc;
240  int adaptive_i;
241  int adaptive_b;
242  int b_strategy;
243  int p_strategy;
244  int cavlc;
245 
246  int int_ref_type;
247  int int_ref_cycle_size;
248  int int_ref_qp_delta;
249  int int_ref_cycle_dist;
250  int recovery_point_sei;
251 
252  int repeat_pps;
253  int low_power;
254  int gpb;
255  int transform_skip;
256 
257  int a53_cc;
258 
259 #if QSV_HAVE_MF
260  int mfmode;
261 #endif
262  char *load_plugins;
263  SetEncodeCtrlCB *set_encode_ctrl_cb;
264  int forced_idr;
265  int low_delay_brc;
266 
267  int co2_idx;
268  int co3_idx;
269  int exthevctiles_idx;
270  int exthypermodeparam_idx;
271  int vp9_idx;
272 
273  int max_qp_i;
274  int min_qp_i;
275  int max_qp_p;
276  int min_qp_p;
277  int max_qp_b;
278  int min_qp_b;
279  // These are used for qp reset
280  int old_global_quality;
281  float old_i_quant_factor;
282  float old_i_quant_offset;
283  float old_b_quant_factor;
284  float old_b_quant_offset;
285  // This is used for max_frame_size reset
286  int old_max_frame_size;
287  // This is used for gop reset
288  int old_gop_size;
289  // These are used for intra refresh reset
290  int old_int_ref_type;
291  int old_int_ref_cycle_size;
292  int old_int_ref_qp_delta;
293  int old_int_ref_cycle_dist;
294  // These are used for max/min qp reset;
295  int old_qmax;
296  int old_qmin;
297  int old_max_qp_i;
298  int old_min_qp_i;
299  int old_max_qp_p;
300  int old_min_qp_p;
301  int old_max_qp_b;
302  int old_min_qp_b;
303  // This is used for low_delay_brc reset
304  int old_low_delay_brc;
305  // This is used for framerate reset
306  AVRational old_framerate;
307  // These are used for bitrate control reset
308  int old_bit_rate;
309  int old_rc_buffer_size;
310  int old_rc_initial_buffer_occupancy;
311  int old_rc_max_rate;
312  // This is used for SEI Timing reset
313  int old_pic_timing_sei;
314  int skip_frame;
315  // This is used for Hyper Encode
316  int dual_gfx;
317 } QSVEncContext;
318 
319 int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q);
320 
321 int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
322  AVPacket *pkt, const AVFrame *frame, int *got_packet);
323 
324 int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q);
325 
326 #endif /* AVCODEC_QSVENC_H */
hwconfig.h
QSVEncContext::look_ahead_depth
int look_ahead_depth
Definition: qsvenc.h:218
QSVEncContext::old_max_qp_i
int old_max_qp_i
Definition: qsvenc.h:297
QSVEncContext::repeat_pps
int repeat_pps
Definition: qsvenc.h:252
QSVEncContext::max_qp_i
int max_qp_i
Definition: qsvenc.h:273
QSVEncContext::p_strategy
int p_strategy
Definition: qsvenc.h:243
QSVEncContext::old_rc_buffer_size
int old_rc_buffer_size
Definition: qsvenc.h:309
ff_qsv_encode
int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q, AVPacket *pkt, const AVFrame *frame, int *got_packet)
Definition: qsvenc.c:2548
QSVEncContext::avbr_accuracy
int avbr_accuracy
Definition: qsvenc.h:214
QSVEncContext::extco
mfxExtCodingOption extco
Definition: qsvenc.h:171
QSVEncContext::old_int_ref_type
int old_int_ref_type
Definition: qsvenc.h:290
AVFrame
This structure describes decoded (raw) audio or video data.
Definition: frame.h:340
QSVEncContext::adaptive_b
int adaptive_b
Definition: qsvenc.h:241
QSVEncContext::max_frame_size
int max_frame_size
Definition: qsvenc.h:222
QSVEncContext::tile_cols
int tile_cols
Definition: qsvenc.h:229
QSVEncContext::packet_size
int packet_size
Definition: qsvenc.h:164
QSVEncContext::adaptive_i
int adaptive_i
Definition: qsvenc.h:240
QSVEncContext::int_ref_qp_delta
int int_ref_qp_delta
Definition: qsvenc.h:248
QSVEncContext::old_int_ref_cycle_size
int old_int_ref_cycle_size
Definition: qsvenc.h:291
QSVEncContext::frames_ctx
QSVFramesContext frames_ctx
Definition: qsvenc.h:202
QSVEncContext::old_gop_size
int old_gop_size
Definition: qsvenc.h:288
QSVEncContext::load_plugins
char * load_plugins
Definition: qsvenc.h:262
QSVEncContext::exthevctiles_idx
int exthevctiles_idx
Definition: qsvenc.h:269
QSVEncContext::extvsi
mfxExtVideoSignalInfo extvsi
Definition: qsvenc.h:193
QSVEncContext::recovery_point_sei
int recovery_point_sei
Definition: qsvenc.h:250
QSVEncContext::hevc_vps
int hevc_vps
Definition: qsvenc.h:206
fifo.h
QSVEncContext::param
mfxVideoParam param
Definition: qsvenc.h:168
QSVEncContext::height_align
int height_align
Definition: qsvenc.h:166
QSVEncContext::profile
int profile
Definition: qsvenc.h:211
QSVEncContext::old_global_quality
int old_global_quality
Definition: qsvenc.h:280
qsv_internal.h
QSVEncContext::extbrc
int extbrc
Definition: qsvenc.h:239
QSVEncContext::min_qp_i
int min_qp_i
Definition: qsvenc.h:274
pkt
AVPacket * pkt
Definition: movenc.c:59
QSVEncContext
Definition: qsvenc.h:156
QSVEncContext::old_pic_timing_sei
int old_pic_timing_sei
Definition: qsvenc.h:313
QSVEncContext::old_int_ref_qp_delta
int old_int_ref_qp_delta
Definition: qsvenc.h:292
QSVEncContext::skip_frame
int skip_frame
Definition: qsvenc.h:314
QSVEncContext::old_framerate
AVRational old_framerate
Definition: qsvenc.h:306
QSVEncContext::max_frame_size_p
int max_frame_size_p
Definition: qsvenc.h:224
QSVEncContext::nb_extparam_internal
int nb_extparam_internal
Definition: qsvenc.h:196
QSVEncContext::pic_timing_sei
int pic_timing_sei
Definition: qsvenc.h:216
QSVEncContext::forced_idr
int forced_idr
Definition: qsvenc.h:264
frame
static AVFrame * frame
Definition: demux_decode.c:54
QSVEncContext::exthevctiles
mfxExtHEVCTiles exthevctiles
Definition: qsvenc.h:178
QSVFrame
Definition: qsv_internal.h:79
QSVEncContext::int_ref_cycle_size
int int_ref_cycle_size
Definition: qsvenc.h:247
QSVEncContext::opaque_surfaces
mfxFrameSurface1 ** opaque_surfaces
Definition: qsvenc.h:189
QSVEncContext::dual_gfx
int dual_gfx
Definition: qsvenc.h:316
ff_qsv_enc_hw_configs
const AVCodecHWConfigInternal *const ff_qsv_enc_hw_configs[]
Definition: qsvenc.c:2662
QSVEncContext::req
mfxFrameAllocRequest req
Definition: qsvenc.h:169
AVRational
Rational number (pair of numerator and denominator).
Definition: rational.h:58
QSVEncContext::look_ahead_downsampling
int look_ahead_downsampling
Definition: qsvenc.h:219
QSVEncContext::max_dec_frame_buffering
int max_dec_frame_buffering
Definition: qsvenc.h:235
QSVEncContext::old_max_frame_size
int old_max_frame_size
Definition: qsvenc.h:286
QSVEncContext::mbbrc
int mbbrc
Definition: qsvenc.h:238
QSV_HAVE_MF
#define QSV_HAVE_MF
Definition: qsvenc.h:52
QSVEncContext::preset
int preset
Definition: qsvenc.h:213
QSVEncContext::min_qp_p
int min_qp_p
Definition: qsvenc.h:276
QSVEncContext::extmfp
mfxExtMultiFrameParam extmfp
Definition: qsvenc.h:175
AVFifo
Definition: fifo.c:35
QSVEncContext::avbr_convergence
int avbr_convergence
Definition: qsvenc.h:215
QSVEncContext::old_rc_initial_buffer_occupancy
int old_rc_initial_buffer_occupancy
Definition: qsvenc.h:310
QSVEncContext::opaque_alloc_buf
AVBufferRef * opaque_alloc_buf
Definition: qsvenc.h:190
QSVEncContext::min_qp_b
int min_qp_b
Definition: qsvenc.h:278
QSVEncContext::old_min_qp_b
int old_min_qp_b
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Definition: qsvenc.h:249
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Definition: qsvenc.h:204
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Definition: buffer.h:82
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Definition: qsvenc.h:300
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Definition: qsvenc.h:154
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Definition: qsv_internal.h:114
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Definition: packet.h:468
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Definition: qsvenc.h:179
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Definition: qsvenc.h:265
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Definition: qsvenc.h:255
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Definition: qsvenc.h:165
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Definition: qsvenc.h:227
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QSVEncContext::avctx
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Definition: qsvenc.h:157
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Definition: qsvenc.h:281
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Definition: qsvenc.h:230
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Definition: qsvenc.h:271
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Definition: qsvenc.h:176
QSVEncContext::old_max_qp_b
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Definition: qsvenc.h:301
QSVEncContext::old_b_quant_offset
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Definition: qsvenc.h:284
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Definition: qsvenc.h:293
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Definition: qsvenc.h:253
QSVEncContext::old_max_qp_p
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Definition: qsvenc.h:299
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