Module: Mesa Branch: pipe-video Commit: a019b60dd37c546a29ca42209bb2f31eec3456d4 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=a019b60dd37c546a29ca42209bb2f31eec3456d4
Author: Christian König <[email protected]> Date: Wed Jun 1 19:41:43 2011 +0200 [g3dvl] dynamical adjust blocks per line --- src/gallium/auxiliary/vl/vl_mpeg12_decoder.c | 9 ++++----- 1 files changed, 4 insertions(+), 5 deletions(-) diff --git a/src/gallium/auxiliary/vl/vl_mpeg12_decoder.c b/src/gallium/auxiliary/vl/vl_mpeg12_decoder.c index ca790e7..30fdc75 100644 --- a/src/gallium/auxiliary/vl/vl_mpeg12_decoder.c +++ b/src/gallium/auxiliary/vl/vl_mpeg12_decoder.c @@ -94,7 +94,7 @@ init_zscan_buffer(struct vl_mpeg12_buffer *buffer) formats[0] = formats[1] = formats[2] = dec->zscan_source_format; buffer->zscan_source = vl_video_buffer_init(dec->base.context, dec->pipe, dec->blocks_per_line * BLOCK_WIDTH * BLOCK_HEIGHT, - dec->max_blocks / dec->blocks_per_line, + align(dec->max_blocks, dec->blocks_per_line) / dec->blocks_per_line, 1, PIPE_VIDEO_CHROMA_FORMAT_444, formats, PIPE_USAGE_STATIC); if (!buffer->zscan_source) @@ -680,14 +680,13 @@ find_format_config(struct vl_mpeg12_decoder *dec, const struct format_config con static bool init_zscan(struct vl_mpeg12_decoder *dec, const struct format_config* format_config) { + const unsigned block_size_pixels = BLOCK_WIDTH * BLOCK_HEIGHT; unsigned num_channels; assert(dec); - dec->blocks_per_line = 4; - dec->max_blocks = - (dec->base.width * dec->base.height) / - (BLOCK_WIDTH * BLOCK_HEIGHT); + dec->blocks_per_line = MAX2(util_next_power_of_two(dec->base.width) / block_size_pixels, 4); + dec->max_blocks = (dec->base.width * dec->base.height) / block_size_pixels; dec->zscan_source_format = format_config->zscan_source_format; dec->zscan_linear = vl_zscan_layout(dec->pipe, vl_zscan_linear, dec->blocks_per_line); _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
