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vulkan: use capability flags to enumerate formats

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columbarius 2023-08-12 02:50:34 +02:00 • committed by Wim Taymans
parent d549d9e595
commit 3274880e8e
5 changed files with 42 additions and 14 deletions
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19
spa/plugins/vulkan/vulkan-compute-source.c
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@ -526,18 +526,23 @@ static struct spa_pod *build_EnumFormat(uint32_t fmt, const struct vulkan_format
// This function enumerates the available formats in vulkan_state::formats, announcing all formats capable to support DmaBufs
// first and then falling back to those supported with SHM buffers.
static bool find_EnumFormatInfo(struct vulkan_base *s, uint32_t index, uint32_t *fmt_idx, bool *has_modifier) {
static bool find_EnumFormatInfo(struct vulkan_base *s, uint32_t index, uint32_t caps, uint32_t *fmt_idx, bool *has_modifier) {
int64_t fmtIterator = 0;
int64_t maxIterator = 0;
if (caps & VULKAN_BUFFER_TYPE_CAP_SHM)
maxIterator += s->formatInfoCount;
if (caps & VULKAN_BUFFER_TYPE_CAP_DMABUF)
maxIterator += s->formatInfoCount;
// Count available formats until index underflows, while fmtIterator indexes the current format.
// Iterate twice over formats first time with modifiers, second time without.
while (index < (uint32_t)-1 && fmtIterator < 2*s->formatInfoCount) {
// Iterate twice over formats first time with modifiers, second time without if both caps are supported.
while (index < (uint32_t)-1 && fmtIterator < maxIterator) {
const struct vulkan_format_info *f_info = &s->formatInfos[fmtIterator%s->formatInfoCount];
if (fmtIterator < s->formatInfoCount) {
if (caps & VULKAN_BUFFER_TYPE_CAP_DMABUF && fmtIterator < s->formatInfoCount) {
// First round, check for modifiers
if (f_info->modifierCount > 0) {
index--;
}
} else {
} else if (caps & VULKAN_BUFFER_TYPE_CAP_SHM) {
// Second round, every format should be supported.
index--;
}
@ -552,7 +557,7 @@ static bool find_EnumFormatInfo(struct vulkan_base *s, uint32_t index, uint32_t
fmtIterator--;
*fmt_idx = fmtIterator%s->formatInfoCount;
// Loop finished in first round
*has_modifier = fmtIterator < s->formatInfoCount;
*has_modifier = caps & VULKAN_BUFFER_TYPE_CAP_DMABUF && fmtIterator < s->formatInfoCount;
return true;
}
@ -567,7 +572,7 @@ static int port_enum_formats(void *object,
uint32_t fmt_index;
bool has_modifier;
if (!find_EnumFormatInfo(&this->state.base, index, &fmt_index, &has_modifier))
if (!find_EnumFormatInfo(&this->state.base, index, spa_vulkan_get_buffer_caps(&this->state, direction), &fmt_index, &has_modifier))
return 0;
const struct vulkan_format_info *f_info = &this->state.base.formatInfos[fmt_index];