buffer.h

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/* Simple Plugin API */
/* SPDX-FileCopyrightText: Copyright © 2018 Wim Taymans */
/* SPDX-License-Identifier: MIT */
 
#ifndef SPA_DEBUG_BUFFER_H
#define SPA_DEBUG_BUFFER_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <spa/debug/context.h>
#include <spa/debug/mem.h>
#include <spa/debug/types.h>
#include <spa/buffer/type-info.h>
 
#ifndef SPA_API_DEBUG_BUFFER
 #ifdef SPA_API_IMPL
  #define SPA_API_DEBUG_BUFFER SPA_API_IMPL
 #else
  #define SPA_API_DEBUG_BUFFER static inline
 #endif
#endif
 
SPA_API_DEBUG_BUFFER int spa_debugc_buffer(struct spa_debug_context *ctx, int indent, const struct spa_buffer *buffer)
{
        uint32_t i;
 
        spa_debugc(ctx, "%*s" "struct spa_buffer %p:", indent, "", buffer);
        spa_debugc(ctx, "%*s" " n_metas: %u (at %p)", indent, "", buffer->n_metas, buffer->metas);
        for (i = 0; i < buffer->n_metas; i++) {
                struct spa_meta *m = &buffer->metas[i];
                const char *type_name;
 
                type_name = spa_debug_type_find_name(spa_type_meta_type, m->type);
                spa_debugc(ctx, "%*s" "  meta %d: type %d (%s), data %p, size %d:", indent, "", i, m->type,
                        type_name, m->data, m->size);
 
                switch (m->type) {
                case SPA_META_Header:
                {
                        struct spa_meta_header *h = (struct spa_meta_header*)m->data;
                        spa_debugc(ctx, "%*s" "    struct spa_meta_header:", indent, "");
                        spa_debugc(ctx, "%*s" "      flags:      %08x", indent, "", h->flags);
                        spa_debugc(ctx, "%*s" "      offset:     %u", indent, "", h->offset);
                        spa_debugc(ctx, "%*s" "      seq:        %" PRIu64, indent, "", h->seq);
                        spa_debugc(ctx, "%*s" "      pts:        %" PRIi64, indent, "", h->pts);
                        spa_debugc(ctx, "%*s" "      dts_offset: %" PRIi64, indent, "", h->dts_offset);
                        break;
                }
                case SPA_META_VideoCrop:
                {
                        struct spa_meta_region *h = (struct spa_meta_region*)m->data;
                        spa_debugc(ctx, "%*s" "    struct spa_meta_region:", indent, "");
                        spa_debugc(ctx, "%*s" "      x:      %d", indent, "", h->region.position.x);
                        spa_debugc(ctx, "%*s" "      y:      %d", indent, "", h->region.position.y);
                        spa_debugc(ctx, "%*s" "      width:  %d", indent, "", h->region.size.width);
                        spa_debugc(ctx, "%*s" "      height: %d", indent, "", h->region.size.height);
                        break;
                }
                case SPA_META_VideoDamage:
                {
                        struct spa_meta_region *h;
                        spa_meta_for_each(h, m) {
                                spa_debugc(ctx, "%*s" "    struct spa_meta_region:", indent, "");
                                spa_debugc(ctx, "%*s" "      x:      %d", indent, "", h->region.position.x);
                                spa_debugc(ctx, "%*s" "      y:      %d", indent, "", h->region.position.y);
                                spa_debugc(ctx, "%*s" "      width:  %d", indent, "", h->region.size.width);
                                spa_debugc(ctx, "%*s" "      height: %d", indent, "", h->region.size.height);
                        }
                        break;
                }
                case SPA_META_Bitmap:
                        break;
                case SPA_META_Cursor:
                        break;
                default:
                        spa_debugc(ctx, "%*s" "    Unknown:", indent, "");
                        spa_debugc_mem(ctx, 5, m->data, m->size);
                }
        }
        spa_debugc(ctx, "%*s" " n_datas: \t%u (at %p)", indent, "", buffer->n_datas, buffer->datas);
        for (i = 0; i < buffer->n_datas; i++) {
                struct spa_data *d = &buffer->datas[i];
                spa_debugc(ctx, "%*s" "   type:    %d (%s)", indent, "", d->type,
                        spa_debug_type_find_name(spa_type_data_type, d->type));
                spa_debugc(ctx, "%*s" "   flags:   %d", indent, "", d->flags);
                spa_debugc(ctx, "%*s" "   data:    %p", indent, "", d->data);
                spa_debugc(ctx, "%*s" "   fd:      %" PRIi64, indent, "", d->fd);
                spa_debugc(ctx, "%*s" "   offset:  %d", indent, "", d->mapoffset);
                spa_debugc(ctx, "%*s" "   maxsize: %u", indent, "", d->maxsize);
                spa_debugc(ctx, "%*s" "   chunk:   %p", indent, "", d->chunk);
                spa_debugc(ctx, "%*s" "    offset: %d", indent, "", d->chunk->offset);
                spa_debugc(ctx, "%*s" "    size:   %u", indent, "", d->chunk->size);
                spa_debugc(ctx, "%*s" "    stride: %d", indent, "", d->chunk->stride);
        }
        return 0;
}
 
SPA_API_DEBUG_BUFFER int spa_debug_buffer(int indent, const struct spa_buffer *buffer)
{
        return spa_debugc_buffer(NULL, indent, buffer);
}
                struct spa_meta *m = &buffer->metas[i]; {…}
#ifdef __cplusplus
}  /* extern "C" */
#endif
 
#endif /* SPA_DEBUG_BUFFER_H */