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-rw-r--r--libvo/gl_osd.c324
1 files changed, 0 insertions, 324 deletions
diff --git a/libvo/gl_osd.c b/libvo/gl_osd.c
deleted file mode 100644
index 81485cabe9..0000000000
--- a/libvo/gl_osd.c
+++ /dev/null
@@ -1,324 +0,0 @@
-/*
- * This file is part of mplayer.
- *
- * mplayer is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * mplayer 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with mplayer. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdlib.h>
-#include <assert.h>
-#include <libavutil/common.h>
-
-#include "bitmap_packer.h"
-
-#include "gl_osd.h"
-
-struct osd_fmt_entry {
- GLint internal_format;
- GLint format;
- GLenum type;
-};
-
-// glBlendFunc() arguments
-static const int blend_factors[SUBBITMAP_COUNT][2] = {
- [SUBBITMAP_LIBASS] = {GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA},
- [SUBBITMAP_RGBA] = {GL_ONE, GL_ONE_MINUS_SRC_ALPHA},
-};
-
-static const struct osd_fmt_entry osd_to_gl3_formats[SUBBITMAP_COUNT] = {
- [SUBBITMAP_LIBASS] = {GL_RED, GL_RED, GL_UNSIGNED_BYTE},
- [SUBBITMAP_RGBA] = {GL_RGBA, GL_BGRA, GL_UNSIGNED_BYTE},
-};
-
-static const struct osd_fmt_entry osd_to_gl_legacy_formats[SUBBITMAP_COUNT] = {
- [SUBBITMAP_LIBASS] = {GL_ALPHA, GL_ALPHA, GL_UNSIGNED_BYTE},
- [SUBBITMAP_RGBA] = {GL_RGBA, GL_BGRA, GL_UNSIGNED_BYTE},
-};
-
-struct mpgl_osd *mpgl_osd_init(GL *gl, bool legacy)
-{
- GLint max_texture_size;
- gl->GetIntegerv(GL_MAX_TEXTURE_SIZE, &max_texture_size);
-
- struct mpgl_osd *ctx = talloc_ptrtype(NULL, ctx);
- *ctx = (struct mpgl_osd) {
- .gl = gl,
- .fmt_table = legacy ? osd_to_gl_legacy_formats : osd_to_gl3_formats,
- .scratch = talloc_zero_size(ctx, 1),
- };
-
- for (int n = 0; n < MAX_OSD_PARTS; n++) {
- struct mpgl_osd_part *p = talloc_ptrtype(ctx, p);
- *p = (struct mpgl_osd_part) {
- .packer = talloc_struct(p, struct bitmap_packer, {
- .w_max = max_texture_size,
- .h_max = max_texture_size,
- }),
- };
- ctx->parts[n] = p;
- }
-
- for (int n = 0; n < SUBBITMAP_COUNT; n++)
- ctx->formats[n] = ctx->fmt_table[n].type != 0;
-
- return ctx;
-}
-
-void mpgl_osd_destroy(struct mpgl_osd *ctx)
-{
- GL *gl = ctx->gl;
-
- for (int n = 0; n < MAX_OSD_PARTS; n++) {
- struct mpgl_osd_part *p = ctx->parts[n];
- gl->DeleteTextures(1, &p->texture);
- if (gl->DeleteBuffers)
- gl->DeleteBuffers(1, &p->buffer);
- }
- talloc_free(ctx);
-}
-
-static bool upload_pbo(struct mpgl_osd *ctx, struct mpgl_osd_part *osd,
- struct sub_bitmaps *imgs)
-{
- GL *gl = ctx->gl;
- bool success = true;
- struct osd_fmt_entry fmt = ctx->fmt_table[imgs->format];
- int pix_stride = glFmt2bpp(fmt.format, fmt.type);
-
- if (!osd->buffer) {
- gl->GenBuffers(1, &osd->buffer);
- gl->BindBuffer(GL_PIXEL_UNPACK_BUFFER, osd->buffer);
- gl->BufferData(GL_PIXEL_UNPACK_BUFFER, osd->w * osd->h * pix_stride,
- NULL, GL_DYNAMIC_COPY);
- gl->BindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);
- }
-
- gl->BindBuffer(GL_PIXEL_UNPACK_BUFFER, osd->buffer);
- char *data = gl->MapBuffer(GL_PIXEL_UNPACK_BUFFER, GL_WRITE_ONLY);
- if (!data) {
- success = false;
- } else {
- struct pos bb[2];
- packer_get_bb(osd->packer, bb);
- size_t stride = osd->w * pix_stride;
- packer_copy_subbitmaps(osd->packer, imgs, data, pix_stride, stride);
- if (!gl->UnmapBuffer(GL_PIXEL_UNPACK_BUFFER))
- success = false;
- glUploadTex(gl, GL_TEXTURE_2D, fmt.format, fmt.type, NULL, stride,
- bb[0].x, bb[0].y, bb[1].x - bb[0].x, bb[1].y - bb[0].y,
- 0);
- }
- gl->BindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);
-
- if (!success) {
- mp_msg(MSGT_VO, MSGL_FATAL, "[gl] Error: can't upload subtitles! "
- "Remove the 'pbo' suboption.\n");
- }
-
- return success;
-}
-
-static void upload_tex(struct mpgl_osd *ctx, struct mpgl_osd_part *osd,
- struct sub_bitmaps *imgs)
-{
- struct osd_fmt_entry fmt = ctx->fmt_table[imgs->format];
- if (osd->packer->padding) {
- struct pos bb[2];
- packer_get_bb(osd->packer, bb);
- glClearTex(ctx->gl, GL_TEXTURE_2D, fmt.format, fmt.type,
- bb[0].x, bb[0].y, bb[1].x - bb[0].y, bb[1].y - bb[0].y,
- 0, &ctx->scratch);
- }
- for (int n = 0; n < osd->packer->count; n++) {
- struct sub_bitmap *s = &imgs->parts[n];
- struct pos p = osd->packer->result[n];
-
- glUploadTex(ctx->gl, GL_TEXTURE_2D, fmt.format, fmt.type,
- s->bitmap, s->stride, p.x, p.y, s->w, s->h, 0);
- }
-}
-
-static bool upload_osd(struct mpgl_osd *ctx, struct mpgl_osd_part *osd,
- struct sub_bitmaps *imgs)
-{
- GL *gl = ctx->gl;
-
- // assume 2x2 filter on scaling
- osd->packer->padding = ctx->scaled || imgs->scaled;
- int r = packer_pack_from_subbitmaps(osd->packer, imgs);
- if (r < 0) {
- mp_msg(MSGT_VO, MSGL_ERR, "[gl] OSD bitmaps do not fit on "
- "a surface with the maximum supported size %dx%d.\n",
- osd->packer->w_max, osd->packer->h_max);
- return false;
- }
-
- struct osd_fmt_entry fmt = ctx->fmt_table[imgs->format];
- assert(fmt.type != 0);
-
- if (!osd->texture)
- gl->GenTextures(1, &osd->texture);
-
- gl->BindTexture(GL_TEXTURE_2D, osd->texture);
-
- if (osd->packer->w > osd->w || osd->packer->h > osd->h
- || osd->format != imgs->format)
- {
- osd->format = imgs->format;
- osd->w = FFMAX(32, osd->packer->w);
- osd->h = FFMAX(32, osd->packer->h);
-
- gl->TexImage2D(GL_TEXTURE_2D, 0, fmt.internal_format, osd->w, osd->h,
- 0, fmt.format, fmt.type, NULL);
-
- gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
- gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
- gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
- gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-
- if (gl->DeleteBuffers)
- gl->DeleteBuffers(1, &osd->buffer);
- osd->buffer = 0;
- }
-
- bool uploaded = false;
- if (ctx->use_pbo)
- uploaded = upload_pbo(ctx, osd, imgs);
- if (!uploaded)
- upload_tex(ctx, osd, imgs);
-
- gl->BindTexture(GL_TEXTURE_2D, 0);
-
- return true;
-}
-
-struct mpgl_osd_part *mpgl_osd_generate(struct mpgl_osd *ctx,
- struct sub_bitmaps *imgs)
-{
- if (imgs->num_parts == 0 || !ctx->formats[imgs->format])
- return NULL;
-
- struct mpgl_osd_part *osd = ctx->parts[imgs->render_index];
-
- if (imgs->bitmap_pos_id != osd->bitmap_pos_id) {
- if (imgs->bitmap_id != osd->bitmap_id) {
- if (!upload_osd(ctx, osd, imgs))
- osd->packer->count = 0;
- }
-
- osd->bitmap_id = imgs->bitmap_id;
- osd->bitmap_pos_id = imgs->bitmap_pos_id;
- osd->num_vertices = 0;
- }
-
- return osd->packer->count ? osd : NULL;
-}
-
-void mpgl_osd_set_gl_state(struct mpgl_osd *ctx, struct mpgl_osd_part *p)
-{
- GL *gl = ctx->gl;
-
- gl->BindTexture(GL_TEXTURE_2D, p->texture);
- gl->Enable(GL_BLEND);
- gl->BlendFunc(blend_factors[p->format][0], blend_factors[p->format][1]);
-}
-
-void mpgl_osd_unset_gl_state(struct mpgl_osd *ctx, struct mpgl_osd_part *p)
-{
- GL *gl = ctx->gl;
-
- gl->Disable(GL_BLEND);
- gl->BindTexture(GL_TEXTURE_2D, 0);
-}
-
-struct vertex {
- float position[2];
- uint8_t color[4];
- float texcoord[2];
-};
-
-static void draw_legacy_cb(void *pctx, struct sub_bitmaps *imgs)
-{
- struct mpgl_osd *ctx = pctx;
- struct mpgl_osd_part *osd = mpgl_osd_generate(ctx, imgs);
- if (!osd)
- return;
-
- if (!osd->num_vertices) {
- // 2 triangles primitives per quad = 6 vertices per quad
- // not using GL_QUADS, as it is deprecated in OpenGL 3.x and later
- osd->vertices = talloc_realloc(osd, osd->vertices, struct vertex,
- osd->packer->count * 6);
-
- struct vertex *va = osd->vertices;
- float tex_w = osd->w;
- float tex_h = osd->h;
-
- for (int n = 0; n < osd->packer->count; n++) {
- struct sub_bitmap *b = &imgs->parts[n];
- struct pos p = osd->packer->result[n];
-
- uint32_t c = imgs->format == SUBBITMAP_LIBASS
- ? b->libass.color : 0xFFFFFF00;
- uint8_t color[4] = { c >> 24, (c >> 16) & 0xff,
- (c >> 8) & 0xff, 255 - (c & 0xff) };
-
- float x0 = b->x;
- float y0 = b->y;
- float x1 = b->x + b->dw;
- float y1 = b->y + b->dh;
- float tx0 = p.x / tex_w;
- float ty0 = p.y / tex_h;
- float tx1 = (p.x + b->w) / tex_w;
- float ty1 = (p.y + b->h) / tex_h;
-
-#define COLOR_INIT {color[0], color[1], color[2], color[3]}
- struct vertex *v = &va[osd->num_vertices];
- v[0] = (struct vertex) { {x0, y0}, COLOR_INIT, {tx0, ty0} };
- v[1] = (struct vertex) { {x0, y1}, COLOR_INIT, {tx0, ty1} };
- v[2] = (struct vertex) { {x1, y0}, COLOR_INIT, {tx1, ty0} };
- v[3] = (struct vertex) { {x1, y1}, COLOR_INIT, {tx1, ty1} };
- v[4] = v[2];
- v[5] = v[1];
-#undef COLOR_INIT
- osd->num_vertices += 6;
- }
- }
-
- GL *gl = ctx->gl;
-
- struct vertex *va = osd->vertices;
- size_t stride = sizeof(va[0]);
-
- gl->VertexPointer(2, GL_FLOAT, stride, &va[0].position[0]);
- gl->ColorPointer(4, GL_UNSIGNED_BYTE, stride, &va[0].color[0]);
- gl->TexCoordPointer(2, GL_FLOAT, stride, &va[0].texcoord[0]);
-
- gl->EnableClientState(GL_VERTEX_ARRAY);
- gl->EnableClientState(GL_TEXTURE_COORD_ARRAY);
- gl->EnableClientState(GL_COLOR_ARRAY);
-
- mpgl_osd_set_gl_state(ctx, osd);
- gl->DrawArrays(GL_TRIANGLES, 0, osd->num_vertices);
- mpgl_osd_unset_gl_state(ctx, osd);
-
- gl->DisableClientState(GL_VERTEX_ARRAY);
- gl->DisableClientState(GL_TEXTURE_COORD_ARRAY);
- gl->DisableClientState(GL_COLOR_ARRAY);
-}
-
-void mpgl_osd_draw_legacy(struct mpgl_osd *ctx, struct osd_state *osd,
- struct mp_osd_res res)
-{
- osd_draw(osd, res, osd->vo_pts, 0, ctx->formats, draw_legacy_cb, ctx);
-}
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