PR #24881 opened by nyanmisaka URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/24881 Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/24881.patch
# Summary of changes avfilter: drop the scale_npp filter source that is no longer needed It should have been dropped in 9f58e30. Signed-off-by: nyanmisaka <[email protected]> >From 0ea90a71dea68fe4d3909d3ffb81d5f2039edf26 Mon Sep 17 00:00:00 2001 From: nyanmisaka <[email protected]> Date: Mon, 5 Oct 2026 11:44:50 +0800 Subject: [PATCH] avfilter: drop the scale_npp filter source that is no longer needed It should have been dropped in 9f58e30. Signed-off-by: nyanmisaka <[email protected]> --- libavfilter/vf_scale_npp.c | 1084 ------------------------------------ 1 file changed, 1084 deletions(-) delete mode 100644 libavfilter/vf_scale_npp.c diff --git a/libavfilter/vf_scale_npp.c b/libavfilter/vf_scale_npp.c deleted file mode 100644 index a2a68e72fe..0000000000 --- a/libavfilter/vf_scale_npp.c +++ /dev/null @@ -1,1084 +0,0 @@ -/* - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * scale video filter - */ - -#include <nppi.h> -#include <stdio.h> -#include <string.h> - -#include "libavutil/hwcontext.h" -#include "libavutil/hwcontext_cuda_internal.h" -#include "libavutil/cuda_check.h" -#include "libavutil/internal.h" -#include "libavutil/mem.h" -#include "libavutil/opt.h" -#include "libavutil/parseutils.h" -#include "libavutil/eval.h" -#include "libavutil/pixdesc.h" - -#include "avfilter.h" -#include "filters.h" -#include "formats.h" -#include "scale_eval.h" -#include "video.h" - -#define CHECK_CU(x) FF_CUDA_CHECK_DL(ctx, device_hwctx->internal->cuda_dl, x) - -static const enum AVPixelFormat supported_formats[] = { - AV_PIX_FMT_YUV420P, - AV_PIX_FMT_YUVA420P, - AV_PIX_FMT_NV12, - AV_PIX_FMT_YUV444P, -}; - -static const enum AVPixelFormat deinterleaved_formats[][2] = { - { AV_PIX_FMT_NV12, AV_PIX_FMT_YUV420P }, -}; - -enum ScaleStage { - STAGE_DEINTERLEAVE, - STAGE_RESIZE, - STAGE_INTERLEAVE, - STAGE_NB, -}; - -typedef struct NPPScaleStageContext { - int stage_needed; - enum AVPixelFormat in_fmt; - enum AVPixelFormat out_fmt; - - struct { - int width; - int height; - } planes_in[4], planes_out[4]; - - AVBufferRef *frames_ctx; - AVFrame *frame; -} NPPScaleStageContext; - -static const char *const var_names[] = { - "in_w", "iw", - "in_h", "ih", - "out_w", "ow", - "out_h", "oh", - "a", - "sar", - "dar", - "n", - "t", - "main_w", - "main_h", - "main_a", - "main_sar", - "main_dar", "mdar", - "main_n", - "main_t", - NULL -}; - -enum var_name { - VAR_IN_W, VAR_IW, - VAR_IN_H, VAR_IH, - VAR_OUT_W, VAR_OW, - VAR_OUT_H, VAR_OH, - VAR_A, - VAR_SAR, - VAR_DAR, - VAR_N, - VAR_T, - VAR_S2R_MAIN_W, - VAR_S2R_MAIN_H, - VAR_S2R_MAIN_A, - VAR_S2R_MAIN_SAR, - VAR_S2R_MAIN_DAR, VAR_S2R_MDAR, - VAR_S2R_MAIN_N, - VAR_S2R_MAIN_T, - VARS_NB -}; - -enum EvalMode { - EVAL_MODE_INIT, - EVAL_MODE_FRAME, - EVAL_MODE_NB -}; - -typedef struct NPPScaleContext { - const AVClass *class; - - NPPScaleStageContext stages[STAGE_NB]; - AVFrame *tmp_frame; - int passthrough; - - int shift_width, shift_height; - - /** - * New dimensions. Special values are: - * 0 = original width/height - * -1 = keep original aspect - */ - int w, h; - - /** - * Output sw format. AV_PIX_FMT_NONE for no conversion. - */ - enum AVPixelFormat format; - - char *w_expr; ///< width expression string - char *h_expr; ///< height expression string - char *format_str; - - int force_original_aspect_ratio; - int force_divisible_by; - int reset_sar; - - int interp_algo; - - char* size_str; - - AVExpr* w_pexpr; - AVExpr* h_pexpr; - - double var_values[VARS_NB]; - - int eval_mode; -} NPPScaleContext; - -const FFFilter ff_vf_scale2ref_npp; -#define IS_SCALE2REF(ctx) ((ctx)->filter == &ff_vf_scale2ref_npp.p) - -static int config_props(AVFilterLink *outlink); - -static int check_exprs(AVFilterContext* ctx) -{ - NPPScaleContext* scale = ctx->priv; - unsigned vars_w[VARS_NB] = {0}, vars_h[VARS_NB] = {0}; - - if (!scale->w_pexpr && !scale->h_pexpr) - return AVERROR(EINVAL); - - if (scale->w_pexpr) - av_expr_count_vars(scale->w_pexpr, vars_w, VARS_NB); - if (scale->h_pexpr) - av_expr_count_vars(scale->h_pexpr, vars_h, VARS_NB); - - if (vars_w[VAR_OUT_W] || vars_w[VAR_OW]) { - av_log(ctx, AV_LOG_ERROR, "Width expression cannot be self-referencing: '%s'.\n", scale->w_expr); - return AVERROR(EINVAL); - } - - if (vars_h[VAR_OUT_H] || vars_h[VAR_OH]) { - av_log(ctx, AV_LOG_ERROR, "Height expression cannot be self-referencing: '%s'.\n", scale->h_expr); - return AVERROR(EINVAL); - } - - if ((vars_w[VAR_OUT_H] || vars_w[VAR_OH]) && - (vars_h[VAR_OUT_W] || vars_h[VAR_OW])) { - av_log(ctx, AV_LOG_WARNING, "Circular references detected for width '%s' and height '%s' - possibly invalid.\n", scale->w_expr, scale->h_expr); - } - - if (!IS_SCALE2REF(ctx) && - (vars_w[VAR_S2R_MAIN_W] || vars_h[VAR_S2R_MAIN_W] || - vars_w[VAR_S2R_MAIN_H] || vars_h[VAR_S2R_MAIN_H] || - vars_w[VAR_S2R_MAIN_A] || vars_h[VAR_S2R_MAIN_A] || - vars_w[VAR_S2R_MAIN_SAR] || vars_h[VAR_S2R_MAIN_SAR] || - vars_w[VAR_S2R_MAIN_DAR] || vars_h[VAR_S2R_MAIN_DAR] || - vars_w[VAR_S2R_MDAR] || vars_h[VAR_S2R_MDAR] || - vars_w[VAR_S2R_MAIN_N] || vars_h[VAR_S2R_MAIN_N] || - vars_w[VAR_S2R_MAIN_T] || vars_h[VAR_S2R_MAIN_T])) { - av_log(ctx, AV_LOG_ERROR, "Expressions with scale2ref_npp variables are not valid in scale_npp filter.\n"); - return AVERROR(EINVAL); - } - - if (scale->eval_mode == EVAL_MODE_INIT && - (vars_w[VAR_N] || vars_h[VAR_N] || - vars_w[VAR_T] || vars_h[VAR_T] || - vars_w[VAR_S2R_MAIN_N] || vars_h[VAR_S2R_MAIN_N] || - vars_w[VAR_S2R_MAIN_T] || vars_h[VAR_S2R_MAIN_T])) { - av_log(ctx, AV_LOG_ERROR, "Expressions with frame variables 'n', 't', are not valid in init eval_mode.\n"); - return AVERROR(EINVAL); - } - - return 0; -} - -static int nppscale_parse_expr(AVFilterContext* ctx, char* str_expr, - AVExpr** pexpr_ptr, const char* var, - const char* args) -{ - NPPScaleContext* scale = ctx->priv; - int ret, is_inited = 0; - char* old_str_expr = NULL; - AVExpr* old_pexpr = NULL; - - if (str_expr) { - old_str_expr = av_strdup(str_expr); - if (!old_str_expr) - return AVERROR(ENOMEM); - av_opt_set(scale, var, args, 0); - } - - if (*pexpr_ptr) { - old_pexpr = *pexpr_ptr; - *pexpr_ptr = NULL; - is_inited = 1; - } - - ret = av_expr_parse(pexpr_ptr, args, var_names, NULL, NULL, NULL, NULL, 0, - ctx); - if (ret < 0) { - av_log(ctx, AV_LOG_ERROR, "Cannot parse expression for %s: '%s'\n", var, - args); - goto revert; - } - - ret = check_exprs(ctx); - if (ret < 0) - goto revert; - - if (is_inited && (ret = config_props(ctx->outputs[0])) < 0) - goto revert; - - av_expr_free(old_pexpr); - old_pexpr = NULL; - av_freep(&old_str_expr); - - return 0; - -revert: - av_expr_free(*pexpr_ptr); - *pexpr_ptr = NULL; - if (old_str_expr) { - av_opt_set(scale, var, old_str_expr, 0); - av_free(old_str_expr); - } - if (old_pexpr) - *pexpr_ptr = old_pexpr; - - return ret; -} - -static av_cold int nppscale_init(AVFilterContext* ctx) -{ - NPPScaleContext* scale = ctx->priv; - int i, ret; - - av_log(ctx, AV_LOG_WARNING, "The libnpp based filters are deprecated.\n"); - - if (!strcmp(scale->format_str, "same")) { - scale->format = AV_PIX_FMT_NONE; - } else { - scale->format = av_get_pix_fmt(scale->format_str); - if (scale->format == AV_PIX_FMT_NONE) { - av_log(ctx, AV_LOG_ERROR, "Unrecognized pixel format: %s\n", scale->format_str); - return AVERROR(EINVAL); - } - } - - if (scale->size_str && (scale->w_expr || scale->h_expr)) { - av_log(ctx, AV_LOG_ERROR, - "Size and width/height exprs cannot be set at the same time.\n"); - return AVERROR(EINVAL); - } - - if (scale->w_expr && !scale->h_expr) - FFSWAP(char*, scale->w_expr, scale->size_str); - - if (scale->size_str) { - char buf[32]; - ret = av_parse_video_size(&scale->w, &scale->h, scale->size_str); - if (0 > ret) { - av_log(ctx, AV_LOG_ERROR, "Invalid size '%s'\n", scale->size_str); - return ret; - } - - snprintf(buf, sizeof(buf) - 1, "%d", scale->w); - ret = av_opt_set(scale, "w", buf, 0); - if (ret < 0) - return ret; - - snprintf(buf, sizeof(buf) - 1, "%d", scale->h); - ret = av_opt_set(scale, "h", buf, 0); - if (ret < 0) - return ret; - } - - if (!scale->w_expr) { - ret = av_opt_set(scale, "w", "iw", 0); - if (ret < 0) - return ret; - } - - if (!scale->h_expr) { - ret = av_opt_set(scale, "h", "ih", 0); - if (ret < 0) - return ret; - } - - ret = nppscale_parse_expr(ctx, NULL, &scale->w_pexpr, "width", scale->w_expr); - if (ret < 0) - return ret; - - ret = nppscale_parse_expr(ctx, NULL, &scale->h_pexpr, "height", scale->h_expr); - if (ret < 0) - return ret; - - for (i = 0; i < FF_ARRAY_ELEMS(scale->stages); i++) { - scale->stages[i].frame = av_frame_alloc(); - if (!scale->stages[i].frame) - return AVERROR(ENOMEM); - } - scale->tmp_frame = av_frame_alloc(); - if (!scale->tmp_frame) - return AVERROR(ENOMEM); - - return 0; -} - -static int nppscale_eval_dimensions(AVFilterContext* ctx) -{ - NPPScaleContext* scale = ctx->priv; - const char scale2ref = IS_SCALE2REF(ctx); - const AVFilterLink* inlink = ctx->inputs[scale2ref ? 1 : 0]; - char* expr; - int eval_w, eval_h; - int ret; - double res; - - scale->var_values[VAR_IN_W] = scale->var_values[VAR_IW] = inlink->w; - scale->var_values[VAR_IN_H] = scale->var_values[VAR_IH] = inlink->h; - scale->var_values[VAR_OUT_W] = scale->var_values[VAR_OW] = NAN; - scale->var_values[VAR_OUT_H] = scale->var_values[VAR_OH] = NAN; - scale->var_values[VAR_A] = (double)inlink->w / inlink->h; - scale->var_values[VAR_SAR] = inlink->sample_aspect_ratio.num ? - (double)inlink->sample_aspect_ratio.num / inlink->sample_aspect_ratio.den : 1; - scale->var_values[VAR_DAR] = scale->var_values[VAR_A] * scale->var_values[VAR_SAR]; - - if (scale2ref) { - const AVFilterLink* main_link = ctx->inputs[0]; - - scale->var_values[VAR_S2R_MAIN_W] = main_link->w; - scale->var_values[VAR_S2R_MAIN_H] = main_link->h; - scale->var_values[VAR_S2R_MAIN_A] = (double)main_link->w / main_link->h; - scale->var_values[VAR_S2R_MAIN_SAR] = main_link->sample_aspect_ratio.num ? - (double)main_link->sample_aspect_ratio.num / main_link->sample_aspect_ratio.den : 1; - scale->var_values[VAR_S2R_MAIN_DAR] = scale->var_values[VAR_S2R_MDAR] = - scale->var_values[VAR_S2R_MAIN_A] * scale->var_values[VAR_S2R_MAIN_SAR]; - } - - res = av_expr_eval(scale->w_pexpr, scale->var_values, NULL); - eval_w = scale->var_values[VAR_OUT_W] = scale->var_values[VAR_OW] = (int)res == 0 ? inlink->w : (int)res; - - res = av_expr_eval(scale->h_pexpr, scale->var_values, NULL); - if (isnan(res)) { - expr = scale->h_expr; - ret = AVERROR(EINVAL); - goto fail; - } - eval_h = scale->var_values[VAR_OUT_H] = scale->var_values[VAR_OH] = (int)res == 0 ? inlink->h : (int)res; - - res = av_expr_eval(scale->w_pexpr, scale->var_values, NULL); - if (isnan(res)) { - expr = scale->w_expr; - ret = AVERROR(EINVAL); - goto fail; - } - eval_w = scale->var_values[VAR_OUT_W] = scale->var_values[VAR_OW] = (int)res == 0 ? inlink->w : (int)res; - - scale->w = eval_w; - scale->h = eval_h; - - return 0; - -fail: - av_log(ctx, AV_LOG_ERROR, "Error when evaluating the expression '%s'.\n", - expr); - return ret; -} - -static void nppscale_uninit(AVFilterContext *ctx) -{ - NPPScaleContext *s = ctx->priv; - int i; - - for (i = 0; i < FF_ARRAY_ELEMS(s->stages); i++) { - av_frame_free(&s->stages[i].frame); - av_buffer_unref(&s->stages[i].frames_ctx); - } - av_frame_free(&s->tmp_frame); - - av_expr_free(s->w_pexpr); - av_expr_free(s->h_pexpr); - s->w_pexpr = s->h_pexpr = NULL; -} - -static int init_stage(NPPScaleStageContext *stage, AVBufferRef *device_ctx) -{ - AVBufferRef *out_ref = NULL; - AVHWFramesContext *out_ctx; - int in_sw, in_sh, out_sw, out_sh; - int ret, i; - - av_pix_fmt_get_chroma_sub_sample(stage->in_fmt, &in_sw, &in_sh); - av_pix_fmt_get_chroma_sub_sample(stage->out_fmt, &out_sw, &out_sh); - if (!stage->planes_out[0].width) { - stage->planes_out[0].width = stage->planes_in[0].width; - stage->planes_out[0].height = stage->planes_in[0].height; - } - - for (i = 1; i < FF_ARRAY_ELEMS(stage->planes_in); i++) { - stage->planes_in[i].width = stage->planes_in[0].width >> in_sw; - stage->planes_in[i].height = stage->planes_in[0].height >> in_sh; - stage->planes_out[i].width = stage->planes_out[0].width >> out_sw; - stage->planes_out[i].height = stage->planes_out[0].height >> out_sh; - } - - if (AV_PIX_FMT_YUVA420P == stage->in_fmt) { - stage->planes_in[3].width = stage->planes_in[0].width; - stage->planes_in[3].height = stage->planes_in[0].height; - stage->planes_out[3].width = stage->planes_out[0].width; - stage->planes_out[3].height = stage->planes_out[0].height; - } - - out_ref = av_hwframe_ctx_alloc(device_ctx); - if (!out_ref) - return AVERROR(ENOMEM); - out_ctx = (AVHWFramesContext*)out_ref->data; - - out_ctx->format = AV_PIX_FMT_CUDA; - out_ctx->sw_format = stage->out_fmt; - out_ctx->width = FFALIGN(stage->planes_out[0].width, 32); - out_ctx->height = FFALIGN(stage->planes_out[0].height, 32); - - ret = av_hwframe_ctx_init(out_ref); - if (ret < 0) - goto fail; - - av_frame_unref(stage->frame); - ret = av_hwframe_get_buffer(out_ref, stage->frame, 0); - if (ret < 0) - goto fail; - - stage->frame->width = stage->planes_out[0].width; - stage->frame->height = stage->planes_out[0].height; - - av_buffer_unref(&stage->frames_ctx); - stage->frames_ctx = out_ref; - - return 0; -fail: - av_buffer_unref(&out_ref); - return ret; -} - -static int format_is_supported(enum AVPixelFormat fmt) -{ - int i; - - for (i = 0; i < FF_ARRAY_ELEMS(supported_formats); i++) - if (supported_formats[i] == fmt) - return 1; - return 0; -} - -static enum AVPixelFormat get_deinterleaved_format(enum AVPixelFormat fmt) -{ - const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(fmt); - int i, planes; - - planes = av_pix_fmt_count_planes(fmt); - if (planes == desc->nb_components) - return fmt; - for (i = 0; i < FF_ARRAY_ELEMS(deinterleaved_formats); i++) - if (deinterleaved_formats[i][0] == fmt) - return deinterleaved_formats[i][1]; - return AV_PIX_FMT_NONE; -} - -static int init_processing_chain(AVFilterContext *ctx, int in_width, int in_height, - int out_width, int out_height) -{ - NPPScaleContext *s = ctx->priv; - FilterLink *inl = ff_filter_link(ctx->inputs[0]); - FilterLink *outl = ff_filter_link(ctx->outputs[0]); - - AVHWFramesContext *in_frames_ctx; - - enum AVPixelFormat in_format; - enum AVPixelFormat out_format; - enum AVPixelFormat in_deinterleaved_format; - enum AVPixelFormat out_deinterleaved_format; - - int i, ret, last_stage = -1; - - /* check that we have a hw context */ - if (!inl->hw_frames_ctx) { - av_log(ctx, AV_LOG_ERROR, "No hw context provided on input\n"); - return AVERROR(EINVAL); - } - in_frames_ctx = (AVHWFramesContext*)inl->hw_frames_ctx->data; - in_format = in_frames_ctx->sw_format; - out_format = (s->format == AV_PIX_FMT_NONE) ? in_format : s->format; - - if (!format_is_supported(in_format)) { - av_log(ctx, AV_LOG_ERROR, "Unsupported input format: %s\n", - av_get_pix_fmt_name(in_format)); - return AVERROR(ENOSYS); - } - if (!format_is_supported(out_format)) { - av_log(ctx, AV_LOG_ERROR, "Unsupported output format: %s\n", - av_get_pix_fmt_name(out_format)); - return AVERROR(ENOSYS); - } - - in_deinterleaved_format = get_deinterleaved_format(in_format); - out_deinterleaved_format = get_deinterleaved_format(out_format); - if (in_deinterleaved_format == AV_PIX_FMT_NONE || - out_deinterleaved_format == AV_PIX_FMT_NONE) - return AVERROR_BUG; - - /* figure out which stages need to be done */ - if (in_width != out_width || in_height != out_height || - in_deinterleaved_format != out_deinterleaved_format) { - s->stages[STAGE_RESIZE].stage_needed = 1; - - if (s->interp_algo == NPPI_INTER_SUPER && - (out_width > in_width && out_height > in_height)) { - s->interp_algo = NPPI_INTER_LANCZOS; - av_log(ctx, AV_LOG_WARNING, "super-sampling not supported for output dimensions, using lanczos instead.\n"); - } - if (s->interp_algo == NPPI_INTER_SUPER && - !(out_width < in_width && out_height < in_height)) { - s->interp_algo = NPPI_INTER_CUBIC; - av_log(ctx, AV_LOG_WARNING, "super-sampling not supported for output dimensions, using cubic instead.\n"); - } - } - - if (!s->stages[STAGE_RESIZE].stage_needed && in_format == out_format) - s->passthrough = 1; - - if (!s->passthrough) { - if (in_format != in_deinterleaved_format) - s->stages[STAGE_DEINTERLEAVE].stage_needed = 1; - if (out_format != out_deinterleaved_format) - s->stages[STAGE_INTERLEAVE].stage_needed = 1; - } - - s->stages[STAGE_DEINTERLEAVE].in_fmt = in_format; - s->stages[STAGE_DEINTERLEAVE].out_fmt = in_deinterleaved_format; - s->stages[STAGE_DEINTERLEAVE].planes_in[0].width = in_width; - s->stages[STAGE_DEINTERLEAVE].planes_in[0].height = in_height; - - s->stages[STAGE_RESIZE].in_fmt = in_deinterleaved_format; - s->stages[STAGE_RESIZE].out_fmt = out_deinterleaved_format; - s->stages[STAGE_RESIZE].planes_in[0].width = in_width; - s->stages[STAGE_RESIZE].planes_in[0].height = in_height; - s->stages[STAGE_RESIZE].planes_out[0].width = out_width; - s->stages[STAGE_RESIZE].planes_out[0].height = out_height; - - s->stages[STAGE_INTERLEAVE].in_fmt = out_deinterleaved_format; - s->stages[STAGE_INTERLEAVE].out_fmt = out_format; - s->stages[STAGE_INTERLEAVE].planes_in[0].width = out_width; - s->stages[STAGE_INTERLEAVE].planes_in[0].height = out_height; - - /* init the hardware contexts */ - for (i = 0; i < FF_ARRAY_ELEMS(s->stages); i++) { - if (!s->stages[i].stage_needed) - continue; - - ret = init_stage(&s->stages[i], in_frames_ctx->device_ref); - if (ret < 0) - return ret; - - last_stage = i; - } - - if (last_stage >= 0) - outl->hw_frames_ctx = av_buffer_ref(s->stages[last_stage].frames_ctx); - else - outl->hw_frames_ctx = av_buffer_ref(inl->hw_frames_ctx); - - if (!outl->hw_frames_ctx) - return AVERROR(ENOMEM); - - return 0; -} - -static int config_props(AVFilterLink *outlink) -{ - AVFilterContext *ctx = outlink->src; - AVFilterLink *inlink0 = outlink->src->inputs[0]; - AVFilterLink *inlink = IS_SCALE2REF(ctx) ? - outlink->src->inputs[1] : - outlink->src->inputs[0]; - NPPScaleContext *s = ctx->priv; - double w_adj = 1.0; - int ret; - - if ((ret = nppscale_eval_dimensions(ctx)) < 0) - goto fail; - - if (s->reset_sar) - w_adj = IS_SCALE2REF(ctx) ? s->var_values[VAR_S2R_MAIN_SAR] : - s->var_values[VAR_SAR]; - - ret = ff_scale_adjust_dimensions(inlink, &s->w, &s->h, - s->force_original_aspect_ratio, - s->force_divisible_by, w_adj); - if (ret < 0) - goto fail; - - if (s->w > INT_MAX || s->h > INT_MAX || - (s->h * inlink->w) > INT_MAX || - (s->w * inlink->h) > INT_MAX) - av_log(ctx, AV_LOG_ERROR, "Rescaled value for width or height is too big.\n"); - - outlink->w = s->w; - outlink->h = s->h; - - ret = init_processing_chain(ctx, inlink0->w, inlink0->h, outlink->w, outlink->h); - if (ret < 0) - return ret; - - av_log(ctx, AV_LOG_VERBOSE, "w:%d h:%d -> w:%d h:%d\n", - inlink->w, inlink->h, outlink->w, outlink->h); - - if (s->reset_sar) - outlink->sample_aspect_ratio = (AVRational){1, 1}; - else if (inlink->sample_aspect_ratio.num) - outlink->sample_aspect_ratio = av_mul_q((AVRational){outlink->h*inlink->w, - outlink->w*inlink->h}, - inlink->sample_aspect_ratio); - else - outlink->sample_aspect_ratio = inlink->sample_aspect_ratio; - - return 0; - -fail: - return ret; -} - -static int config_props_ref(AVFilterLink *outlink) -{ - FilterLink *outl = ff_filter_link(outlink); - AVFilterLink *inlink = outlink->src->inputs[1]; - FilterLink *inl = ff_filter_link(inlink); - FilterLink *ol = ff_filter_link(outlink); - - outlink->w = inlink->w; - outlink->h = inlink->h; - outlink->sample_aspect_ratio = inlink->sample_aspect_ratio; - outlink->time_base = inlink->time_base; - ol->frame_rate = inl->frame_rate; - - outl->hw_frames_ctx = av_buffer_ref(inl->hw_frames_ctx); - - return 0; -} - -static int nppscale_deinterleave(AVFilterContext *ctx, NPPScaleStageContext *stage, - AVFrame *out, AVFrame *in) -{ - AVHWFramesContext *in_frames_ctx = (AVHWFramesContext*)in->hw_frames_ctx->data; - NppStatus err; - - switch (in_frames_ctx->sw_format) { - case AV_PIX_FMT_NV12: - err = nppiYCbCr420_8u_P2P3R(in->data[0], in->linesize[0], - in->data[1], in->linesize[1], - out->data, out->linesize, - (NppiSize){ in->width, in->height }); - break; - default: - return AVERROR_BUG; - } - if (err != NPP_SUCCESS) { - av_log(ctx, AV_LOG_ERROR, "NPP deinterleave error: %d\n", err); - return AVERROR_UNKNOWN; - } - - return 0; -} - -static int nppscale_resize(AVFilterContext *ctx, NPPScaleStageContext *stage, - AVFrame *out, AVFrame *in) -{ - NPPScaleContext *s = ctx->priv; - NppStatus err; - int i; - - for (i = 0; i < FF_ARRAY_ELEMS(stage->planes_in) && i < FF_ARRAY_ELEMS(in->data) && in->data[i]; i++) { - int iw = stage->planes_in[i].width; - int ih = stage->planes_in[i].height; - int ow = stage->planes_out[i].width; - int oh = stage->planes_out[i].height; - - err = nppiResizeSqrPixel_8u_C1R(in->data[i], (NppiSize){ iw, ih }, - in->linesize[i], (NppiRect){ 0, 0, iw, ih }, - out->data[i], out->linesize[i], - (NppiRect){ 0, 0, ow, oh }, - (double)ow / iw, (double)oh / ih, - 0.0, 0.0, s->interp_algo); - if (err != NPP_SUCCESS) { - av_log(ctx, AV_LOG_ERROR, "NPP resize error: %d\n", err); - return AVERROR_UNKNOWN; - } - } - - return 0; -} - -static int nppscale_interleave(AVFilterContext *ctx, NPPScaleStageContext *stage, - AVFrame *out, AVFrame *in) -{ - AVHWFramesContext *out_frames_ctx = (AVHWFramesContext*)out->hw_frames_ctx->data; - NppStatus err; - - switch (out_frames_ctx->sw_format) { - case AV_PIX_FMT_NV12: - err = nppiYCbCr420_8u_P3P2R((const uint8_t**)in->data, - in->linesize, - out->data[0], out->linesize[0], - out->data[1], out->linesize[1], - (NppiSize){ in->width, in->height }); - break; - default: - return AVERROR_BUG; - } - if (err != NPP_SUCCESS) { - av_log(ctx, AV_LOG_ERROR, "NPP deinterleave error: %d\n", err); - return AVERROR_UNKNOWN; - } - - return 0; -} - -static int (*const nppscale_process[])(AVFilterContext *ctx, NPPScaleStageContext *stage, - AVFrame *out, AVFrame *in) = { - [STAGE_DEINTERLEAVE] = nppscale_deinterleave, - [STAGE_RESIZE] = nppscale_resize, - [STAGE_INTERLEAVE] = nppscale_interleave, -}; - -static int nppscale_scale(AVFilterLink *link, AVFrame *out, AVFrame *in) -{ - FilterLink *inl = ff_filter_link(link); - AVFilterContext *ctx = link->dst; - NPPScaleContext *s = ctx->priv; - AVFilterLink *outlink = ctx->outputs[0]; - AVFrame *src = in; - char buf[32]; - int i, ret, last_stage = -1; - int frame_changed; - - frame_changed = in->width != link->w || - in->height != link->h || - in->format != link->format || - in->sample_aspect_ratio.den != link->sample_aspect_ratio.den || - in->sample_aspect_ratio.num != link->sample_aspect_ratio.num; - - if (s->eval_mode == EVAL_MODE_FRAME || frame_changed) { - unsigned vars_w[VARS_NB] = { 0 }, vars_h[VARS_NB] = { 0 }; - - av_expr_count_vars(s->w_pexpr, vars_w, VARS_NB); - av_expr_count_vars(s->h_pexpr, vars_h, VARS_NB); - - if (s->eval_mode == EVAL_MODE_FRAME && !frame_changed && !IS_SCALE2REF(ctx) && - !(vars_w[VAR_N] || vars_w[VAR_T]) && - !(vars_h[VAR_N] || vars_h[VAR_T]) && s->w && s->h) - goto scale; - - if (s->eval_mode == EVAL_MODE_INIT) { - snprintf(buf, sizeof(buf)-1, "%d", outlink->w); - av_opt_set(s, "w", buf, 0); - snprintf(buf, sizeof(buf)-1, "%d", outlink->h); - av_opt_set(s, "h", buf, 0); - - ret = nppscale_parse_expr(ctx, NULL, &s->w_pexpr, "width", s->w_expr); - if (ret < 0) - return ret; - - ret = nppscale_parse_expr(ctx, NULL, &s->h_pexpr, "height", s->h_expr); - if (ret < 0) - return ret; - } - - if (IS_SCALE2REF(ctx)) { - s->var_values[VAR_S2R_MAIN_N] = inl->frame_count_out; - s->var_values[VAR_S2R_MAIN_T] = TS2T(in->pts, link->time_base); - } else { - s->var_values[VAR_N] = inl->frame_count_out; - s->var_values[VAR_T] = TS2T(in->pts, link->time_base); - } - - link->format = in->format; - link->w = in->width; - link->h = in->height; - - link->sample_aspect_ratio.den = in->sample_aspect_ratio.den; - link->sample_aspect_ratio.num = in->sample_aspect_ratio.num; - - if ((ret = config_props(outlink)) < 0) - return ret; - } - -scale: - for (i = 0; i < FF_ARRAY_ELEMS(s->stages); i++) { - if (!s->stages[i].stage_needed) - continue; - - ret = nppscale_process[i](ctx, &s->stages[i], s->stages[i].frame, src); - if (ret < 0) - return ret; - - src = s->stages[i].frame; - last_stage = i; - } - if (last_stage < 0) - return AVERROR_BUG; - - ret = av_hwframe_get_buffer(src->hw_frames_ctx, s->tmp_frame, 0); - if (ret < 0) - return ret; - - s->tmp_frame->width = src->width; - s->tmp_frame->height = src->height; - - av_frame_move_ref(out, src); - av_frame_move_ref(src, s->tmp_frame); - - ret = av_frame_copy_props(out, in); - if (ret < 0) - return ret; - - if (out->width != in->width || out->height != in->height) { - av_frame_side_data_remove_by_props(&out->side_data, &out->nb_side_data, - AV_SIDE_DATA_PROP_SIZE_DEPENDENT); - } - - return 0; -} - -static int nppscale_filter_frame(AVFilterLink *link, AVFrame *in) -{ - AVFilterContext *ctx = link->dst; - NPPScaleContext *s = ctx->priv; - AVFilterLink *outlink = ctx->outputs[0]; - FilterLink *l = ff_filter_link(outlink); - AVHWFramesContext *frames_ctx = (AVHWFramesContext*)l->hw_frames_ctx->data; - AVCUDADeviceContext *device_hwctx = frames_ctx->device_ctx->hwctx; - - AVFrame *out = NULL; - CUcontext dummy; - int ret = 0; - - if (s->passthrough) - return ff_filter_frame(outlink, in); - - out = av_frame_alloc(); - if (!out) { - ret = AVERROR(ENOMEM); - goto fail; - } - - ret = CHECK_CU(device_hwctx->internal->cuda_dl->cuCtxPushCurrent(device_hwctx->cuda_ctx)); - if (ret < 0) - goto fail; - - ret = nppscale_scale(link, out, in); - - CHECK_CU(device_hwctx->internal->cuda_dl->cuCtxPopCurrent(&dummy)); - if (ret < 0) - goto fail; - - av_reduce(&out->sample_aspect_ratio.num, &out->sample_aspect_ratio.den, - (int64_t)in->sample_aspect_ratio.num * outlink->h * link->w, - (int64_t)in->sample_aspect_ratio.den * outlink->w * link->h, - INT_MAX); - - av_frame_free(&in); - return ff_filter_frame(outlink, out); -fail: - av_frame_free(&in); - av_frame_free(&out); - return ret; -} - -static int nppscale_filter_frame_ref(AVFilterLink *link, AVFrame *in) -{ - FilterLink *inl = ff_filter_link(link); - NPPScaleContext *scale = link->dst->priv; - AVFilterLink *outlink = link->dst->outputs[1]; - int frame_changed; - - frame_changed = in->width != link->w || - in->height != link->h || - in->format != link->format || - in->sample_aspect_ratio.den != link->sample_aspect_ratio.den || - in->sample_aspect_ratio.num != link->sample_aspect_ratio.num; - - if (frame_changed) { - link->format = in->format; - link->w = in->width; - link->h = in->height; - link->sample_aspect_ratio.num = in->sample_aspect_ratio.num; - link->sample_aspect_ratio.den = in->sample_aspect_ratio.den; - - config_props_ref(outlink); - } - - if (scale->eval_mode == EVAL_MODE_FRAME) { - scale->var_values[VAR_N] = inl->frame_count_out; - scale->var_values[VAR_T] = TS2T(in->pts, link->time_base); - } - - return ff_filter_frame(outlink, in); -} - -static int request_frame(AVFilterLink *outlink) -{ - return ff_request_frame(outlink->src->inputs[0]); -} - -static int request_frame_ref(AVFilterLink *outlink) -{ - return ff_request_frame(outlink->src->inputs[1]); -} - -#define OFFSET(x) offsetof(NPPScaleContext, x) -#define FLAGS (AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM) -static const AVOption options[] = { - { "w", "Output video width", OFFSET(w_expr), AV_OPT_TYPE_STRING, .flags = FLAGS }, - { "h", "Output video height", OFFSET(h_expr), AV_OPT_TYPE_STRING, .flags = FLAGS }, - { "format", "Output pixel format", OFFSET(format_str), AV_OPT_TYPE_STRING, { .str = "same" }, .flags = FLAGS }, - { "s", "Output video size", OFFSET(size_str), AV_OPT_TYPE_STRING, { .str = NULL }, .flags = FLAGS }, - - { "interp_algo", "Interpolation algorithm used for resizing", OFFSET(interp_algo), AV_OPT_TYPE_INT, { .i64 = NPPI_INTER_CUBIC }, 0, INT_MAX, FLAGS, .unit = "interp_algo" }, - { "nn", "nearest neighbour", 0, AV_OPT_TYPE_CONST, { .i64 = NPPI_INTER_NN }, 0, 0, FLAGS, .unit = "interp_algo" }, - { "linear", "linear", 0, AV_OPT_TYPE_CONST, { .i64 = NPPI_INTER_LINEAR }, 0, 0, FLAGS, .unit = "interp_algo" }, - { "cubic", "cubic", 0, AV_OPT_TYPE_CONST, { .i64 = NPPI_INTER_CUBIC }, 0, 0, FLAGS, .unit = "interp_algo" }, - { "cubic2p_bspline", "2-parameter cubic (B=1, C=0)", 0, AV_OPT_TYPE_CONST, { .i64 = NPPI_INTER_CUBIC2P_BSPLINE }, 0, 0, FLAGS, .unit = "interp_algo" }, - { "cubic2p_catmullrom", "2-parameter cubic (B=0, C=1/2)", 0, AV_OPT_TYPE_CONST, { .i64 = NPPI_INTER_CUBIC2P_CATMULLROM }, 0, 0, FLAGS, .unit = "interp_algo" }, - { "cubic2p_b05c03", "2-parameter cubic (B=1/2, C=3/10)", 0, AV_OPT_TYPE_CONST, { .i64 = NPPI_INTER_CUBIC2P_B05C03 }, 0, 0, FLAGS, .unit = "interp_algo" }, - { "super", "supersampling", 0, AV_OPT_TYPE_CONST, { .i64 = NPPI_INTER_SUPER }, 0, 0, FLAGS, .unit = "interp_algo" }, - { "lanczos", "Lanczos", 0, AV_OPT_TYPE_CONST, { .i64 = NPPI_INTER_LANCZOS }, 0, 0, FLAGS, .unit = "interp_algo" }, - { "force_original_aspect_ratio", "decrease or increase w/h if necessary to keep the original AR", OFFSET(force_original_aspect_ratio), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, SCALE_FORCE_OAR_NB-1, FLAGS, .unit = "force_oar" }, - { "disable", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = SCALE_FORCE_OAR_DISABLE }, 0, 0, FLAGS, .unit = "force_oar" }, - { "decrease", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = SCALE_FORCE_OAR_DECREASE }, 0, 0, FLAGS, .unit = "force_oar" }, - { "increase", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = SCALE_FORCE_OAR_INCREASE }, 0, 0, FLAGS, .unit = "force_oar" }, - { "force_divisible_by", "enforce that the output resolution is divisible by a defined integer when force_original_aspect_ratio is used", OFFSET(force_divisible_by), AV_OPT_TYPE_INT, { .i64 = 1 }, 1, 256, FLAGS }, - { "reset_sar", "reset SAR to 1 and scale to square pixels if scaling proportionally", OFFSET(reset_sar), AV_OPT_TYPE_BOOL, { .i64 = 0}, 0, 1, FLAGS }, - { "eval", "specify when to evaluate expressions", OFFSET(eval_mode), AV_OPT_TYPE_INT, { .i64 = EVAL_MODE_INIT }, 0, EVAL_MODE_NB-1, FLAGS, .unit = "eval" }, - { "init", "eval expressions once during initialization", 0, AV_OPT_TYPE_CONST, { .i64 = EVAL_MODE_INIT }, 0, 0, FLAGS, .unit = "eval" }, - { "frame", "eval expressions during initialization and per-frame", 0, AV_OPT_TYPE_CONST, { .i64 = EVAL_MODE_FRAME }, 0, 0, FLAGS, .unit = "eval" }, - { NULL }, -}; - -static const AVClass nppscale_class = { - .class_name = "nppscale", - .item_name = av_default_item_name, - .option = options, - .version = LIBAVUTIL_VERSION_INT, - .category = AV_CLASS_CATEGORY_FILTER, -}; - -static const AVFilterPad nppscale_inputs[] = { - { - .name = "default", - .type = AVMEDIA_TYPE_VIDEO, - .filter_frame = nppscale_filter_frame, - } -}; - -static const AVFilterPad nppscale_outputs[] = { - { - .name = "default", - .type = AVMEDIA_TYPE_VIDEO, - .config_props = config_props, - } -}; - -const FFFilter ff_vf_scale_npp = { - .p.name = "scale_npp", - .p.description = NULL_IF_CONFIG_SMALL("NVIDIA Performance Primitives video " - "scaling and format conversion"), - .p.priv_class = &nppscale_class, - - .init = nppscale_init, - .uninit = nppscale_uninit, - - .priv_size = sizeof(NPPScaleContext), - - FILTER_INPUTS(nppscale_inputs), - FILTER_OUTPUTS(nppscale_outputs), - - FILTER_SINGLE_PIXFMT(AV_PIX_FMT_CUDA), - - .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE, -}; - -static const AVFilterPad nppscale2ref_inputs[] = { - { - .name = "default", - .type = AVMEDIA_TYPE_VIDEO, - .filter_frame = nppscale_filter_frame, - }, - { - .name = "ref", - .type = AVMEDIA_TYPE_VIDEO, - .filter_frame = nppscale_filter_frame_ref, - } -}; - -static const AVFilterPad nppscale2ref_outputs[] = { - { - .name = "default", - .type = AVMEDIA_TYPE_VIDEO, - .config_props = config_props, - .request_frame= request_frame, - }, - { - .name = "ref", - .type = AVMEDIA_TYPE_VIDEO, - .config_props = config_props_ref, - .request_frame= request_frame_ref, - } -}; - -const FFFilter ff_vf_scale2ref_npp = { - .p.name = "scale2ref_npp", - .p.description = NULL_IF_CONFIG_SMALL("NVIDIA Performance Primitives video " - "scaling and format conversion to the " - "given reference."), - .p.priv_class = &nppscale_class, - - .init = nppscale_init, - .uninit = nppscale_uninit, - - .priv_size = sizeof(NPPScaleContext), - - FILTER_INPUTS(nppscale2ref_inputs), - FILTER_OUTPUTS(nppscale2ref_outputs), - - FILTER_SINGLE_PIXFMT(AV_PIX_FMT_CUDA), - - .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE, -}; -- 2.52.0 _______________________________________________ ffmpeg-devel mailing list -- [email protected] To unsubscribe send an email to [email protected]
