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v4l2: suggest stride in Buffer param

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This commit is contained in:
Wim Taymans 2022-11-05 13:12:24 +01:00
parent c3206fa687
commit 11ab47e4c9
1 changed files with 3 additions and 2 deletions
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5
pipewire-v4l2/src/pipewire-v4l2.c
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@ -1233,7 +1233,7 @@ static void on_stream_param_changed(void *data, uint32_t id, const struct spa_po
uint32_t n_params = 0; uint32_t n_params = 0;
uint8_t buffer[4096]; uint8_t buffer[4096];
struct spa_pod_builder b = SPA_POD_BUILDER_INIT(buffer, sizeof(buffer)); struct spa_pod_builder b = SPA_POD_BUILDER_INIT(buffer, sizeof(buffer));
uint32_t buffers, size; uint32_t buffers, size, stride;
struct v4l2_format fmt; struct v4l2_format fmt;
if (param == NULL || id != SPA_PARAM_Format) if (param == NULL || id != SPA_PARAM_Format)
@ -1246,6 +1246,7 @@ static void on_stream_param_changed(void *data, uint32_t id, const struct spa_po
buffers = SPA_CLAMP(file->reqbufs, 1u, MAX_BUFFERS); buffers = SPA_CLAMP(file->reqbufs, 1u, MAX_BUFFERS);
size = fmt.fmt.pix.sizeimage; size = fmt.fmt.pix.sizeimage;
stride = fmt.fmt.pix.bytesperline;
params[n_params++] = spa_pod_builder_add_object(&b, params[n_params++] = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamBuffers, SPA_PARAM_Buffers, SPA_TYPE_OBJECT_ParamBuffers, SPA_PARAM_Buffers,
@ -1253,7 +1254,7 @@ static void on_stream_param_changed(void *data, uint32_t id, const struct spa_po
1, MAX_BUFFERS), 1, MAX_BUFFERS),
SPA_PARAM_BUFFERS_blocks, SPA_POD_Int(1), SPA_PARAM_BUFFERS_blocks, SPA_POD_Int(1),
SPA_PARAM_BUFFERS_size, SPA_POD_CHOICE_RANGE_Int(size, 0, INT_MAX), SPA_PARAM_BUFFERS_size, SPA_POD_CHOICE_RANGE_Int(size, 0, INT_MAX),
SPA_PARAM_BUFFERS_stride, SPA_POD_CHOICE_RANGE_Int(0, 0, INT_MAX), SPA_PARAM_BUFFERS_stride, SPA_POD_CHOICE_RANGE_Int(stride, 0, INT_MAX),
SPA_PARAM_BUFFERS_dataType, SPA_POD_CHOICE_FLAGS_Int((1<<SPA_DATA_MemFd))); SPA_PARAM_BUFFERS_dataType, SPA_POD_CHOICE_FLAGS_Int((1<<SPA_DATA_MemFd)));
pw_stream_update_params(file->stream, params, n_params); pw_stream_update_params(file->stream, params, n_params);